CONTINUOUS INTERNET TELEMETRY24H DRIFT202 material changesacross 162 domains · -456 vs yesterdayCERT DRIFT3 domains switched issuing CA24h · +1 vs yesterdayNOW3,793 curated domains not answering+964 vs yesterdayERRORS24,641 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED69,184 throttled or blocked our scanner429 rate-limit / 403 bot-block24H DRIFT202 material changesacross 162 domains · -456 vs yesterdayCERT DRIFT3 domains switched issuing CA24h · +1 vs yesterdayNOW3,793 curated domains not answering+964 vs yesterdayERRORS24,641 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED69,184 throttled or blocked our scanner429 rate-limit / 403 bot-block

prebid.cloud

Observed Jul 18, 2026, 07:08 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time.

Not responding
Registered withNameSilo, LLC
tranco_10k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat prebid.cloud actually stands on - every host below is a signed observation
prebid.cloud
NS
ns-675.awsdns-20.netns-1086.awsdns-07.orgns-1969.awsdns-54.co.ukns-253.awsdns-31.com
awsdns-20.net + awsdns-07.org + moreanswers its DNS

HTTPS probe

server_error Server error (5xx) 530 Server Error
HTTP status530
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time32 ms
DNS resolutionNOERROR

Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".

DNS Records

NS 4

  • ns-675.awsdns-20.net
  • ns-1086.awsdns-07.org
  • ns-1969.awsdns-54.co.uk
  • ns-253.awsdns-31.com

SOA 1

  • ns-1969.awsdns-54.co.uk awsdns-hostmaster.amazon.com

TLS Certificates (0)

None.

Subdomains (0)

None observed.

The proof

Signed at scan time. Check the math yourself. Every line above is part of one signed observation. Re-hash it and check the Ed25519 signature in your own browser; nothing leaves your machine.

Verify this receipt

Put the receipt on your own site. A live badge showing what DomainDrift observes and signs for prebid.cloud. It updates itself. It attests a signed observation - not that the site is safe.

DomainDrift signed-observation badge for prebid.cloud <a href="https://domaindrift.io/t/prebid.cloud"> <img src="https://domaindrift.io/badge/prebid.cloud.svg" width="300" height="64" alt="DomainDrift signed observations for prebid.cloud"> </a>

Ed25519 Receipt

Receipt ID
34a00a2b-5ffe-4023-9c13-c10d61b91619
Output Hash
2cd8c574805a1bf6601368ac52142b75d2f967f313f46929cf07f47e2eacf6c1
Signature
ed25519:58cadecf82d5106c129829728e410b8d944784d519c4b55a41db175ba91643cc0737e16fe3d18c299cb89952fa4bbc813f952d4b9779e9a24fdeb9946cd91d02
Public Key
ed25519:7aad40f2d6399c207fe2fc15aade04a78324787a355d36725cc90687f9e10cff
Parent
(genesis)
Plane
fast
Verify this in your browser