CONTINUOUS INTERNET TELEMETRY24H DRIFT819 material changesacross 735 domains · +365 vs yesterdayDNS DRIFT20 domains changed DNS providertop destination parity.domains · +16 vs yesterdayEMAIL DRIFT5 domains switched email providertop destination pphosted.com · +3 vs yesterdayNOW2,577 curated domains not answering+362 vs yesterdayERRORS9,953 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED2,714 throttled or blocked our scanner429 rate-limit / 403 bot-block24H DRIFT819 material changesacross 735 domains · +365 vs yesterdayDNS DRIFT20 domains changed DNS providertop destination parity.domains · +16 vs yesterdayEMAIL DRIFT5 domains switched email providertop destination pphosted.com · +3 vs yesterdayNOW2,577 curated domains not answering+362 vs yesterdayERRORS9,953 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED2,714 throttled or blocked our scanner429 rate-limit / 403 bot-block

oastatic.com

Observed 2026-07-16T23:27:46.591Z (8h ago). Every field below was attested with an Ed25519 signature at scan time.

Not responding
Runs onCloudflare
Registered withHetzner Online GmbH
6 subdomains · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat oastatic.com actually stands on - every host below is a signed observation
oastatic.com
A / AAAA
213.239.227.38
Cloudflareserves the site
NS
ns1.first-ns.derobotns2.second-ns.derobotns3.second-ns.com
first-ns.de + second-ns.de + moreanswers its DNS
MX
pop3.alpstein.org
alpstein.orgreceives its email

HTTPS probe

server_error Server error (5xx) 526 Server Error
HTTP status526
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time1264 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

A 1

  • 213.239.227.38

MX 1

  • 10pop3.alpstein.org

NS 3

  • ns1.first-ns.de
  • robotns2.second-ns.de
  • robotns3.second-ns.com

SOA 1

  • ns1.first-ns.de dns.hetzner.com

CAA 2

  • issue digicert.com
  • issue letsencrypt.org

TLS Certificates (0)

None.

Subdomains (6)

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 oastatic.com. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
ca367120-abd4-4d66-bb84-4517d5b66afb
Output Hash
f2ac0be4de221a839abbd96e2a092cdb8b3d813a1c1f475860743a430fb5a6f2
Signature
ed25519:ebc91df8b570e553e036dd0949aaa481052db3a8c71a25d369aafa9241b7ad46a4a7dcb13ba2c1c7b15ccaf70afb97ab7a481b6450a722fcd353c05dfa6a370d
Public Key
ed25519:7aad40f2d6399c207fe2fc15aade04a78324787a355d36725cc90687f9e10cff
Parent
(genesis)
Plane
fast
Verify this in your browser