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utwente.nl

Observed Aug 3, 2026, 00:44 UTC (7h 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.

Verify this receipt yourself + Watch this domain
Up right now
Email byMicrosoft 365
Secured byHellenic Academic and Research Institutions CA
Also usesZoomGoogle Search ConsoleAtlassian
IPv6 · 2 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat utwente.nl actually stands on - every host below is a signed observation
utwente.nl
A / AAAA
130.89.12.122001:67c:2564:a429::1:3
2001serves the site
NS
ns1.utwente.nlns2.utwente.nlns3.utwente.nl
utwente.nlanswers its DNS
MX
utwente-nl.mail.protection.outlook.com
Microsoft 365receives its email
TLS
webhare.utwente.nl
Hellenic Academic and Research Institutions CAissued its certificate

DNS Records

A 1

  • 130.89.12.12

AAAA 1

  • 2001:67c:2564:a429::1:3

MX 1

  • 10utwente-nl.mail.protection.outlook.com

TXT 12

  • zoom=7028454
  • MS=ms81740447
  • HARICA-hnFHSkoSdDb6unc2MPW
  • apple-domain-verification=9EPP8F0catSA9f0O
  • jamf-site-verification=MLXEZVYv2Br3Ijb9khXZUg
  • jetbrains-domain-verification=dhhwkvidedf2d3pw0fh8su5n4
  • anthropic-domain-verification-9kcwbj=PZwKFnqFonm94a99f5AWzhFzb
  • google-site-verification=PgdRqkGsaQx528wE-tmmMPjyDyDr1-0Vh6cqnNcodCs
  • 1JOvDu30lTiTvWtC3iF9D8zs+IKjCWUq6i6LFch8630FBRBvpcS5e90hIXNNoDIqPiyVvmjiwIbHDorIDlts1Q==
  • Wr3KIzpc3tUeVW9RvqJ5QjywoV0ZwD3Qi+Mxxat1658ZHjDm0xm4otFa2NkqKPivylclLFa6GH+CdxXJ3SJbaA==

NS 3

  • ns1.utwente.nl
  • ns2.utwente.nl
  • ns3.utwente.nl

SOA 1

  • ns1.utwente.nl dnsmaster.utwente.nl

SRV 1

  • xs.utwente.nl:443 p0

CAA 4

  • iodef "mailto:scs-ra@utwente.nl"
  • issue "harica.gr"
  • issue "letsencrypt.org"
  • issuemail "harica.gr"

DMARC_RECORDS 1

  • v=DMARC1; p=reject; sp=none; fo=s; ri=3600; rua=mailto:dmarc@utwente.nl; ruf=mailto:dmarc+ruf@utwente.nl

TLS Certificates (3)

Common NameIssuerExpires
webhare.utwente.nl C=GR, O=Hellenic Academic and Research Institutions CA, CN=GEANT TLS RSA 1 Fri, 08 Jan 2027 10:17:33 +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 (2)

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_d61f92e5b38db96c
Output Hash
547425aa9b979df665de70e3789006850609c46d4fc2da4db2a8e1aa0114afba
Signature
ed25519:bc7de6bbcb99985b6d35bff288ec1ae16d78260bacf92927ddbfc5d97f0dd52c43c9c7ed1afa1eacf2b73f266f76576b7bc63c47be1e4797f16901224c81750d
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
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