BBC News

https://www.bbc.co.uk/news · measured 2026-10-12 from GitHub servers in the US · UK

This site mainly serves readers in the UK, but it was measured from GitHub servers in the US. Sites often adapt what loads, including consent walls, to the visitor's country, so these figures may differ from what a local reader sees.

55tracking services contacted · band E

79third-party domains

276third-party requests

3.0 MBfrom third parties, 46% of 6.5 MB transferred (1.7 MB from tracking services)

133third-party cookies (168 in total)

What we measured

During a 12-second window with no user interaction, the page made 276 requests to 79 third-party domains (median of 3 passes).

Of 6.5 MB transferred in that window (compressed responses that finished loading), 3.0 MB (46%) came from third-party domains, 1.7 MB of it from services classified as tracking (205 requests).

54 third-party services classified as advertising, analytics, social or audience measurement were contacted before any interaction: 2mdn.net (Google, advertising), 360yield.com (Improve Digital, advertising), 3lift.com (TripleLift, advertising), adform.net (Adform, advertising), adnxs.com (Microsoft (Xandr), advertising), adsrvr.org (The Trade Desk, advertising), adtrafficquality.google (Google, advertising), amazon-adsystem.com (Amazon, advertising), bidr.io (Beeswax, advertising), bidswitch.net (Iponweb (BidSwitch), advertising).

133 cookies were set by third-party domains (168 cookies in total).

Comparison with last week

Added tracking service: 2mdn.net (Google, advertising)
Added tracking service: 360yield.com (Improve Digital, advertising)
Added tracking service: 3lift.com (TripleLift, advertising)
Added tracking service: adform.net (Adform, advertising)
Added tracking service: adnxs.com (Microsoft (Xandr), advertising)
Added tracking service: adsrvr.org (The Trade Desk, advertising)
Added tracking service: adtrafficquality.google (Google, advertising)
Added tracking service: amazon-adsystem.com (Amazon, advertising)
Added tracking service: bidr.io (Beeswax, advertising)
Added tracking service: bidswitch.net (Iponweb (BidSwitch), advertising)
Added tracking service: casalemedia.com (Index Exchange, advertising)
Added tracking service: chartbeat.com (Chartbeat, analytics)
Added tracking service: chartbeat.net (Chartbeat, analytics)
Added tracking service: cloudflareinsights.com (Cloudflare, analytics)
Added tracking service: contextweb.com (PulsePoint, advertising)
Added tracking service: creativecdn.com (RTB House, advertising)
Added tracking service: criteo.com (Criteo, advertising)
Added tracking service: cxense.com (Piano (Cxense), advertising)
Added tracking service: deepintent.com (DeepIntent, advertising)
Added tracking service: demdex.net (Adobe, advertising)
Added tracking service: dotomi.com (Conversant, advertising)
Added tracking service: doubleclick.net (Google, advertising)
Added tracking service: doubleverify.com (DoubleVerify, advertising)
Added tracking service: dv.tech (DoubleVerify, advertising)
Added tracking service: eu-1-id5-sync.com (ID5, advertising)
Added tracking service: everesttech.net (Adobe Advertising, advertising)
Added tracking service: googleadservices.com (Google, advertising)
Added tracking service: gumgum.com (GumGum, advertising)
Added tracking service: id5-sync.com (ID5, advertising)
Added tracking service: imrworldwide.com (Nielsen, audience measurement)
Added tracking service: kargo.com (Kargo, advertising)
Added tracking service: loopme.me (LoopMe, advertising)
Added tracking service: media.net (Media.net, advertising)
Added tracking service: onetag-sys.com (Onetag, advertising)
Added tracking service: openx.net (OpenX, advertising)
Added tracking service: outbrain.com (Outbrain, advertising)
Added tracking service: permutive.app (Permutive, advertising)
Added tracking service: permutive.com (Permutive, advertising)
Added tracking service: prmutv.co (Permutive, advertising)
Added tracking service: pubmatic.com (PubMatic, advertising)
Added tracking service: rfihub.com (Rocket Fuel, advertising)
Added tracking service: rlcdn.com (LiveRamp, advertising)
Added tracking service: rubiconproject.com (Magnite, advertising)
Added tracking service: seedtag.com (Seedtag, advertising)
Added tracking service: simpli.fi (Simpli.fi, advertising)
Added tracking service: smartadserver.com (Equativ (Smart), advertising)
Added tracking service: stackadapt.com (StackAdapt, advertising)
Added tracking service: tapad.com (Tapad (Experian), advertising)
Added tracking service: the-ozone-project.com (Ozone Project, advertising)
Added tracking service: undertone.com (Undertone, advertising)
Added tracking service: yieldmo.com (Yieldmo, advertising)
New third-party domain: 2mdn.net
New third-party domain: 360yield.com
New third-party domain: 3lift.com
New third-party domain: 4dex.io
New third-party domain: adform.net
New third-party domain: adnxs.com
New third-party domain: adsrvr.org
New third-party domain: adtrafficquality.google
New third-party domain: amazon-adsystem.com
New third-party domain: bidr.io
New third-party domain: bidswitch.net
New third-party domain: casalemedia.com
New third-party domain: chartbeat.com
New third-party domain: chartbeat.net
New third-party domain: cloudflare.com
New third-party domain: cloudflareinsights.com
New third-party domain: contextweb.com
New third-party domain: cootlogix.com
New third-party domain: creativecdn.com
New third-party domain: criteo.com
New third-party domain: cxense.com
New third-party domain: deepintent.com
New third-party domain: demdex.net
New third-party domain: dotomi.com
New third-party domain: doubleclick.net
New third-party domain: doubleverify.com
New third-party domain: dv.tech
New third-party domain: edigitalsurvey.com
New third-party domain: eu-1-id5-sync.com
New third-party domain: everesttech.net
New third-party domain: getrockerbox.com
New third-party domain: google.com
New third-party domain: googleadservices.com
New third-party domain: googleapis.com
New third-party domain: googletagmanager.com
New third-party domain: gstatic.com
New third-party domain: gumgum.com
New third-party domain: id5-sync.com
New third-party domain: imrworldwide.com
New third-party domain: inmobi.com
New third-party domain: ipredictive.com
New third-party domain: kargo.com
New third-party domain: loopme.me
New third-party domain: media.net
New third-party domain: mfadsrvr.com
New third-party domain: mparticle.com
New third-party domain: onetag-sys.com
New third-party domain: openx.net
New third-party domain: opera.com
New third-party domain: outbrain.com
New third-party domain: permutive.app
New third-party domain: permutive.com
New third-party domain: piano.io
New third-party domain: pmbmonetize.live
New third-party domain: prmutv.co
New third-party domain: pubmatic.com
New third-party domain: rfihub.com
New third-party domain: rlcdn.com
New third-party domain: rubiconproject.com
New third-party domain: secretivesponge.com
New third-party domain: seedtag.com
New third-party domain: simpli.fi
New third-party domain: smartadserver.com
New third-party domain: speedcurve.com
New third-party domain: stackadapt.com
New third-party domain: tapad.com
New third-party domain: temu.com
New third-party domain: the-ozone-project.com
New third-party domain: undertone.com
New third-party domain: webcontentassessor.com
New third-party domain: yahoo.com
New third-party domain: yieldmo.com

What each tracking service did on your computer

Counted in the browser that loaded this page, before any interaction: 54 tracking services ran 44 scripts, made 204 requests in total and set 88 cookies (85 that stay after you close the browser). We see that these things happened, not what was sent or what the service does with it afterwards. What these mean.

Service	Operator and type	In your browser
`rubiconproject.com`	Magnite Advertising	ran 1 script in the browser; made 14 image requests (often tiny “pixels”); made 2 background requests to send or fetch data; loaded 2 embedded frames; set 5 cookies (5 that stay after you close the browser, the longest lasting about 365 days).
`doubleclick.net`	Google Advertising	ran 3 scripts in the browser; made 7 image requests (often tiny “pixels”); made 5 background requests to send or fetch data; loaded 3 embedded frames; loaded 1 other resource (styles, fonts, media); set 1 cookie (1 that stays after you close the browser, the longest lasting about 400 days).
`pubmatic.com`	PubMatic Advertising	ran 2 scripts in the browser; made 1 image request (often tiny “pixels”); made 2 background requests to send or fetch data; loaded 2 embedded frames; set 13 cookies (13 that stay after you close the browser, the longest lasting about 365 days).
`googlesyndication.com`	Google Advertising	ran 6 scripts in the browser; made 2 image requests (often tiny “pixels”); made 5 background requests to send or fetch data; loaded 3 embedded frames.
`doubleverify.com`	DoubleVerify Advertising	ran 7 scripts in the browser; made 5 background requests to send or fetch data.
`permutive.app`	Permutive Advertising	made 12 background requests to send or fetch data.
`the-ozone-project.com`	Ozone Project Advertising	ran 4 scripts in the browser; made 1 image request (often tiny “pixels”); made 3 background requests to send or fetch data; loaded 1 embedded frame; set 2 cookies (2 that stay after you close the browser, the longest lasting about 90 days).
`cxense.com`	Piano (Cxense) Advertising	ran 4 scripts in the browser; made 1 image request (often tiny “pixels”); made 4 background requests to send or fetch data; set 1 cookie (1 that stays after you close the browser, the longest lasting about 365 days).
`adtrafficquality.google`	Google Advertising	ran 3 scripts in the browser; made 3 image requests (often tiny “pixels”); made 1 background request to send or fetch data; loaded 2 embedded frames.
`2mdn.net`	Google Advertising	ran 3 scripts in the browser; made 3 image requests (often tiny “pixels”); loaded 1 embedded frame; loaded 1 other resource (styles, fonts, media).
`adsrvr.org`	The Trade Desk Advertising	made 5 image requests (often tiny “pixels”); loaded 1 embedded frame; set 2 cookies (2 that stay after you close the browser, the longest lasting about 365 days).
`adnxs.com`	Microsoft (Xandr) Advertising	made 2 image requests (often tiny “pixels”); made 1 background request to send or fetch data; set 4 cookies (4 that stay after you close the browser, the longest lasting about 90 days).
`dotmetrics.net`	Ipsos (Dotmetrics) Audience measurement	ran 3 scripts in the browser; made 2 image requests (often tiny “pixels”); set 2 cookies (2 that stay after you close the browser, the longest lasting about 365 days).
`id5-sync.com`	ID5 Advertising	ran 1 script in the browser; made 1 image request (often tiny “pixels”); made 3 background requests to send or fetch data; set 2 cookies (2 that stay after you close the browser, the longest lasting about 90 days).
`amazon-adsystem.com`	Amazon Advertising	made 2 image requests (often tiny “pixels”); made 1 background request to send or fetch data; loaded 1 embedded frame; set 2 cookies (2 that stay after you close the browser, the longest lasting about 400 days).
`contextweb.com`	PulsePoint Advertising	made 1 image request (often tiny “pixels”); set 5 cookies (4 that stay after you close the browser, the longest lasting about 365 days).
`stackadapt.com`	StackAdapt Advertising	made 2 image requests (often tiny “pixels”); loaded 1 embedded frame; set 3 cookies (3 that stay after you close the browser, the longest lasting about 365 days).
`bidr.io`	Beeswax Advertising	made 3 image requests (often tiny “pixels”); set 2 cookies (2 that stay after you close the browser, the longest lasting about 395 days).
`bidswitch.net`	Iponweb (BidSwitch) Advertising	made 2 image requests (often tiny “pixels”); set 3 cookies (3 that stay after you close the browser, the longest lasting about 365 days).
`casalemedia.com`	Index Exchange Advertising	made 2 image requests (often tiny “pixels”); set 3 cookies (3 that stay after you close the browser, the longest lasting about 365 days).
`rlcdn.com`	LiveRamp Advertising	made 2 image requests (often tiny “pixels”); made 1 background request to send or fetch data; set 2 cookies (2 that stay after you close the browser, the longest lasting about 365 days).
`scorecardresearch.com`	Comscore Audience measurement	ran 2 scripts in the browser; made 1 image request (often tiny “pixels”); set 2 cookies (2 that stay after you close the browser, the longest lasting about 390 days).
`undertone.com`	Undertone Advertising	ran 1 script in the browser; made 1 image request (often tiny “pixels”); made 1 background request to send or fetch data; loaded 1 embedded frame; set 1 cookie (1 that stays after you close the browser, the longest lasting about 365 days).
`360yield.com`	Improve Digital Advertising	made 1 image request (often tiny “pixels”); loaded 1 embedded frame; set 2 cookies (2 that stay after you close the browser, the longest lasting about 90 days).
`deepintent.com`	DeepIntent Advertising	made 1 image request (often tiny “pixels”); loaded 1 embedded frame; set 2 cookies (2 that stay after you close the browser, the longest lasting about 400 days).
`openx.net`	OpenX Advertising	made 3 image requests (often tiny “pixels”); set 1 cookie (1 that stays after you close the browser, the longest lasting about 365 days).
`rfihub.com`	Rocket Fuel Advertising	loaded 1 embedded frame; set 3 cookies (2 that stay after you close the browser, the longest lasting about 390 days).
`tapad.com`	Tapad (Experian) Advertising	made 1 image request (often tiny “pixels”); set 3 cookies (3 that stay after you close the browser, the longest lasting about 60 days).
`3lift.com`	TripleLift Advertising	made 2 image requests (often tiny “pixels”); set 1 cookie (1 that stays after you close the browser, the longest lasting about 90 days).
`adform.net`	Adform Advertising	loaded 1 embedded frame; set 2 cookies (2 that stay after you close the browser, the longest lasting about 60 days).
`creativecdn.com`	RTB House Advertising	loaded 1 embedded frame; set 2 cookies (2 that stay after you close the browser, the longest lasting about 365 days).
`criteo.com`	Criteo Advertising	made 1 image request (often tiny “pixels”); set 2 cookies (2 that stay after you close the browser, the longest lasting about 390 days).
`demdex.net`	Adobe Advertising	made 1 image request (often tiny “pixels”); set 2 cookies (2 that stay after you close the browser, the longest lasting about 180 days).
`gumgum.com`	GumGum Advertising	loaded 2 embedded frames; set 1 cookie (1 that stays after you close the browser, the longest lasting about 365 days).
`media.net`	Media.net Advertising	made 1 image request (often tiny “pixels”); set 2 cookies (2 that stay after you close the browser, the longest lasting about 365 days).
`seedtag.com`	Seedtag Advertising	made 1 image request (often tiny “pixels”); set 2 cookies (1 that stays after you close the browser, the longest lasting about 360 days).
`dotomi.com`	Conversant Advertising	made 1 image request (often tiny “pixels”); set 1 cookie (1 that stays after you close the browser).
`eu-1-id5-sync.com`	ID5 Advertising	made 2 background requests to send or fetch data.
`googleadservices.com`	Google Advertising	made 1 image request (often tiny “pixels”); made 1 background request to send or fetch data.
`imrworldwide.com`	Nielsen Audience measurement	ran 1 script in the browser; set 1 cookie (1 that stays after you close the browser, the longest lasting about 390 days).
`loopme.me`	LoopMe Advertising	loaded 1 embedded frame; set 1 cookie (1 that stays after you close the browser, the longest lasting about 90 days).
`outbrain.com`	Outbrain Advertising	made 1 image request (often tiny “pixels”); set 1 cookie (1 that stays after you close the browser, the longest lasting about 90 days).
`permutive.com`	Permutive Advertising	ran 1 script in the browser; made 1 background request to send or fetch data.
`prmutv.co`	Permutive Advertising	made 1 background request to send or fetch data; set 1 cookie (1 that stays after you close the browser, the longest lasting about 92 days).
`simpli.fi`	Simpli.fi Advertising	loaded 1 embedded frame; set 1 cookie (1 that stays after you close the browser, the longest lasting about 366 days).
`smartadserver.com`	Equativ (Smart) Advertising	made 1 image request (often tiny “pixels”); set 1 cookie (1 that stays after you close the browser, the longest lasting about 90 days).
`yieldmo.com`	Yieldmo Advertising	made 1 image request (often tiny “pixels”); set 1 cookie (1 that stays after you close the browser, the longest lasting about 365 days).
`chartbeat.com`	Chartbeat Analytics	ran 1 script in the browser.
`chartbeat.net`	Chartbeat Analytics	made 1 image request (often tiny “pixels”).
`cloudflareinsights.com`	Cloudflare Analytics	ran 1 script in the browser.
`dv.tech`	DoubleVerify Advertising	made 1 background request to send or fetch data.
`everesttech.net`	Adobe Advertising Advertising	loaded 1 embedded frame.
`kargo.com`	Kargo Advertising	made 1 image request (often tiny “pixels”).
`onetag-sys.com`	Onetag Advertising	loaded 1 embedded frame.

Companies behind the tracking services

Operators as named in our list; subsidiaries are not merged. See how many sites each operator reaches.

Google — 2mdn.net, adtrafficquality.google, doubleclick.net, googleadservices.com, googlesyndication.com (72% of the measured sites)
Amazon — amazon-adsystem.com (54% of the measured sites)
Comscore — scorecardresearch.com (46% of the measured sites)
The Trade Desk — adsrvr.org (41% of the measured sites)
Microsoft (Xandr) — adnxs.com (38% of the measured sites)
PubMatic — pubmatic.com (38% of the measured sites)
Adobe — demdex.net (36% of the measured sites)
Beeswax — bidr.io (36% of the measured sites)
Criteo — criteo.com (36% of the measured sites)
Index Exchange — casalemedia.com (36% of the measured sites)
Iponweb (BidSwitch) — bidswitch.net (36% of the measured sites)
LiveRamp — rlcdn.com (36% of the measured sites)
Magnite — rubiconproject.com (36% of the measured sites)
OpenX — openx.net (36% of the measured sites)
RTB House — creativecdn.com (36% of the measured sites)
Conversant — dotomi.com (33% of the measured sites)
Media.net — media.net (33% of the measured sites)
TripleLift — 3lift.com (33% of the measured sites)
Adobe Advertising — everesttech.net (31% of the measured sites)
DeepIntent — deepintent.com (31% of the measured sites)
Equativ (Smart) — smartadserver.com (31% of the measured sites)
ID5 — eu-1-id5-sync.com, id5-sync.com (31% of the measured sites)
Outbrain — outbrain.com (31% of the measured sites)
Permutive — permutive.app, permutive.com, prmutv.co (31% of the measured sites)
PulsePoint — contextweb.com (31% of the measured sites)
Rocket Fuel — rfihub.com (31% of the measured sites)
Simpli.fi — simpli.fi (31% of the measured sites)
StackAdapt — stackadapt.com (31% of the measured sites)
Tapad (Experian) — tapad.com (31% of the measured sites)
Yieldmo — yieldmo.com (31% of the measured sites)
Adform — adform.net (28% of the measured sites)
GumGum — gumgum.com (28% of the measured sites)
Improve Digital — 360yield.com (28% of the measured sites)
LoopMe — loopme.me (28% of the measured sites)
Onetag — onetag-sys.com (28% of the measured sites)
Chartbeat — chartbeat.com, chartbeat.net (23% of the measured sites)
Ozone Project — the-ozone-project.com (23% of the measured sites)
Cloudflare — cloudflareinsights.com (21% of the measured sites)
Kargo — kargo.com (21% of the measured sites)
Piano (Cxense) — cxense.com (18% of the measured sites)
Seedtag — seedtag.com (18% of the measured sites)
Ipsos (Dotmetrics) — dotmetrics.net (15% of the measured sites)
DoubleVerify — doubleverify.com, dv.tech (13% of the measured sites)
Undertone — undertone.com (10% of the measured sites)
Nielsen — imrworldwide.com (8% of the measured sites)

Third-party domains

Only changes seen in most passes count as stable. “Unclassified” means the domain is not in our list, not that it is harmless.

Domain	Service	Category	Passes seen
2mdn.net	Google	Advertising	3/3
360yield.com	Improve Digital	Advertising	3/3
3lift.com	TripleLift	Advertising	3/3
adform.net	Adform	Advertising	3/3
adnxs.com	Microsoft (Xandr)	Advertising	3/3
adsrvr.org	The Trade Desk	Advertising	3/3
adtrafficquality.google	Google	Advertising	3/3
agkn.com	Neustar (TransUnion)	Advertising	1/3
amazon-adsystem.com	Amazon	Advertising	3/3
bidr.io	Beeswax	Advertising	3/3
bidswitch.net	Iponweb (BidSwitch)	Advertising	3/3
casalemedia.com	Index Exchange	Advertising	3/3
chartbeat.com	Chartbeat	Analytics	3/3
chartbeat.net	Chartbeat	Analytics	3/3
cloudflareinsights.com	Cloudflare	Analytics	3/3
contextweb.com	PulsePoint	Advertising	3/3
creativecdn.com	RTB House	Advertising	3/3
criteo.com	Criteo	Advertising	3/3
cxense.com	Piano (Cxense)	Advertising	3/3
deepintent.com	DeepIntent	Advertising	3/3
demdex.net	Adobe	Advertising	3/3
dotmetrics.net	Ipsos (Dotmetrics)	Audience measurement	3/3
dotomi.com	Conversant	Advertising	3/3
doubleclick.net	Google	Advertising	3/3
doubleverify.com	DoubleVerify	Advertising	3/3
dv.tech	DoubleVerify	Advertising	3/3
eu-1-id5-sync.com	ID5	Advertising	3/3
everesttech.net	Adobe Advertising	Advertising	3/3
fwmrm.net	FreeWheel	Advertising	1/3
googleadservices.com	Google	Advertising	3/3
googlesyndication.com	Google	Advertising	3/3
googletagmanager.com	Google	Tag managers	3/3
gumgum.com	GumGum	Advertising	3/3
id5-sync.com	ID5	Advertising	3/3
imrworldwide.com	Nielsen	Audience measurement	3/3
kargo.com	Kargo	Advertising	3/3
loopme.me	LoopMe	Advertising	3/3
media.net	Media.net	Advertising	3/3
onaudience.com	Onaudience	Advertising	1/3
onetag-sys.com	Onetag	Advertising	3/3
openx.net	OpenX	Advertising	3/3
outbrain.com	Outbrain	Advertising	3/3
permutive.app	Permutive	Advertising	3/3
permutive.com	Permutive	Advertising	3/3
piano.io	Piano	Paywalls and subscriptions	3/3
privacy-mgmt.com	Sourcepoint	Consent management	3/3
prmutv.co	Permutive	Advertising	3/3
pubmatic.com	PubMatic	Advertising	3/3
rfihub.com	Rocket Fuel	Advertising	3/3
rlcdn.com	LiveRamp	Advertising	3/3
rubiconproject.com	Magnite	Advertising	3/3
scorecardresearch.com	Comscore	Audience measurement	3/3
seedtag.com	Seedtag	Advertising	2/3
semasio.net	Semasio	Advertising	1/3
simpli.fi	Simpli.fi	Advertising	3/3
sitescout.com	Basis (SiteScout)	Advertising	1/3
smartadserver.com	Equativ (Smart)	Advertising	3/3
sonobi.com	Sonobi	Advertising	1/3
stackadapt.com	StackAdapt	Advertising	3/3
tapad.com	Tapad (Experian)	Advertising	3/3
the-ozone-project.com	Ozone Project	Advertising	3/3
tinypass.com	Piano	Paywalls and subscriptions	3/3
tribalfusion.com	Exponential	Advertising	1/3
undertone.com	Undertone	Advertising	3/3
yieldmo.com	Yieldmo	Advertising	3/3
4dex.io	Unclassified		3/3
adentifi.com	Unclassified		1/3
cloudflare.com	Unclassified		3/3
cootlogix.com	Unclassified		3/3
edigitalsurvey.com	Unclassified		3/3
getrockerbox.com	Unclassified		3/3
google.com	Unclassified		3/3
googleapis.com	Unclassified		3/3
gstatic.com	Unclassified		3/3
inmobi.com	Unclassified		2/3
ipredictive.com	Unclassified		3/3
mfadsrvr.com	Unclassified		2/3
moloco.com	Unclassified		1/3
mparticle.com	Unclassified		3/3
opera.com	Unclassified		3/3
optimizely.com	Unclassified		3/3
pmbmonetize.live	Unclassified		3/3
secretivesponge.com	Unclassified		3/3
speedcurve.com	Unclassified		3/3
tappx.com	Unclassified		1/3
temu.com	Unclassified		3/3
webcontentassessor.com	Unclassified		3/3
yahoo.com	Unclassified		3/3

Evolution

Tracking services contacted each week. Only weeks measured from the same place are plotted together.

History

Date	Measured from	Status	Tracking services
2026-10-04	GitHub servers in the US	ok	52
2026-10-09	GitHub servers in the US	ok	3
2026-10-12	GitHub servers in the US	ok	55

Raw report: JSON