CONTINUOUS INTERNET TELEMETRY24H DRIFTat least 25,602 material changesacross 24,356+ domains · 24h to ~15h ago · a floor, 9h of 24 walkedNOW543 curated domains not reachablelast probe, steadySITE ERRORS34,876 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 156,762 sites429 rate-limit / 403 bot-block, a posture signal

recercat.cat

Observed Jul 25, 2026, 10:32 UTC (7d 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 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat recercat.cat actually stands on - every host below is a signed observation
recercat.cat
A / AAAA
84.88.27.50
unattributedserves the site
NS
ns2.cesca.esns1.cesca.es
cesca.esanswers its DNS
MX
peguera.xs.csuc.catgabarro.xs.csuc.cat
csuc.catreceives its email
TLS
recercat.cat
Hellenic Academic and Research Institutions CAissued its certificate

DNS Records

A 1

  • 84.88.27.50

MX 2

  • 20peguera.xs.csuc.cat
  • 10gabarro.xs.csuc.cat

NS 2

  • ns2.cesca.es
  • ns1.cesca.es

SOA 1

  • ns1.cesca.es root.ns1.cesca.es

TLS Certificates (3)

Common NameIssuerExpires
recercat.cat C=GR, O=Hellenic Academic and Research Institutions CA, CN=GEANT TLS RSA 1 Sun, 07 Feb 2027 12:39:32 +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

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

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

Ed25519 Receipt

Receipt ID
rcpt_1248ee054feb4aa5
Output Hash
d8d8501d8fb1742f3f88d67537e8d11ab376a1d9b9716c571a4340b8380630d7
Signature
ed25519:fc48e2fdd0dcf377d736f5193030de22678f5bcf67094a35db392fef1d0e1517b56f0e3e0791192f3199b93d29e2dcef5e538a959d170272fbfaa4a7ca0c650d
Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9
Parent
(genesis)
Plane
fast
Verify this in your browser