CONTINUOUS INTERNET TELEMETRY24H DRIFT8,763 material changesacross 8,372 domains · 24h to ~2h ago · -32,097 vs yesterdayNOW563 curated domains not reachablelast probe, steadySITE ERRORS34,264 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,299 sites429 rate-limit / 403 bot-block, a posture signalMOVERokta.comNo mail routes in the latest observation

uscleiden.com

Observed Aug 2, 2026, 10:27 UTC (13h ago). Every field below was attested with an Ed25519 signature at scan time. Catalog observation, re-checked on rotation - watch it for 5-minute checks.

Up right now
Secured byHellenic Academic and Research Institutions CA
1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat uscleiden.com actually stands on - every host below is a signed observation
uscleiden.com
A / AAAA
132.229.92.35
unattributedserves the site
NS
ns1.surfnet.nlns2.surfnet.nlns3.surfnet.nl
surfnet.nlanswers its DNS
TLS
uscleiden.com
Hellenic Academic and Research Institutions CAissued its certificate

DNS Records

A 1

  • 132.229.92.35

NS 3

  • ns1.surfnet.nl
  • ns2.surfnet.nl
  • ns3.surfnet.nl

SOA 1

  • arachne.leidenuniv.nl postmaster.leidenuniv.nl

CAA 1

  • issue "harica.gr"

TLS Certificates (3)

Common NameIssuerExpires
uscleiden.com C=GR, O=Hellenic Academic and Research Institutions CA, CN=GEANT TLS RSA 1 Thu, 01 Oct 2026 13:32:11 +0000
GEANT TLS RSA 1 C=GR, O=Hellenic Academic and Research Institutions CA, CN=HARICA TLS RSA Root CA 2021 Sat, 31 Dec 2039 11:14:59 +0000
HARICA TLS RSA Root CA 2021 C=GR, L=Athens, O=Hellenic Academic and Research Institutions Cert. Authority, CN=Hellenic Academic and Research Institutions RootCA 2015 Fri, 31 Aug 2029 07:41:54 +0000

Subdomains (1)

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

Ed25519 Receipt

Receipt ID
rcpt_82814b0c96aa3cd9
Output Hash
f2c1207e57c22041b252942ca3311b0188a61644df5fd420e5fcd9103fdc89a1
Signature
ed25519:a7f2c345c7df7423ab788cc8d16e4e4c082332dca3bbda9769b6d5427145528568617f17c0237aecade0bd15d07840200eefca43cc7d342be7afacbefd6df905
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser