CONTINUOUS INTERNET TELEMETRY24H DRIFT3,091 material changesacross 2,775 domains · -307 vs yesterdayDNS DRIFT23 domains changed DNS providertop destination cloudflare.com · -4 vs yesterdayEMAIL DRIFT3 domains switched email providertop destination h-email.net · -3 vs yesterdayCERT DRIFT8 domains switched issuing CA24h · +1 vs yesterdayNOW3,310 curated domains not answering-6,408 vs yesterdayERRORS10,957 responded with an errorlast probe · 5xx / 404 / 429 / 40324H DRIFT3,091 material changesacross 2,775 domains · -307 vs yesterdayDNS DRIFT23 domains changed DNS providertop destination cloudflare.com · -4 vs yesterdayEMAIL DRIFT3 domains switched email providertop destination h-email.net · -3 vs yesterdayCERT DRIFT8 domains switched issuing CA24h · +1 vs yesterdayNOW3,310 curated domains not answering-6,408 vs yesterdayERRORS10,957 responded with an errorlast probe · 5xx / 404 / 429 / 403

uc.pt

Observed 2026-07-13T00:28:10.355Z (14h ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now
Runs onCloudflare
Also usesGoogle Search Console
15 subdomains · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat uc.pt actually stands on - every host below is a signed observation
uc.pt
A / AAAA
193.137.200.172193.137.200.165
Cloudflareserves the site
NS
ns02.fccn.ptns-5.uc.ptns-2.uc.ptns-1.uc.pt
fccn.pt + uc.ptanswers its DNS
MX
smtp.uc.pt
uc.ptreceives its email

HTTPS probe

redirect Redirecting (3xx) 301 → https://www.uc.pt/
HTTP status301
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time973 ms
DNS resolutionNOERROR
Redirect chain
https://www.uc.pt/

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

DNS Records

A 2

  • 193.137.200.172
  • 193.137.200.165

MX 1

  • 10smtp.uc.pt

TXT 8

  • uc.pt MS=ms92477265
  • v=spf1 mx ip4:193.137.200.0/25 ip4:193.137.200.156 ip4:193.137.200.144 include:spf.protection.outlook.com -all
  • google-site-verification=qurHCpw6Vh6M2Aczua6ByDJMkzMsbnbbibxSO46rf04
  • google-site-verification=yp4C2Baj3VmOlZwu-3fuV3KD6EQzEBVKKeXi-E2KMrU
  • uc.pt MS=ms59602945
  • HARICA-vHxVPrpCoSf0xRDHcGT
  • v=DMARC1; p=none; sp=none; adkim=r; aspf=r; rua=mailto:dmarc-reports@uc.pt; ruf=mailto:dmarc-reports@uc.pt; fo=1;
  • v=DNSSEC1; (detected)

NS 4

  • ns02.fccn.pt
  • ns-5.uc.pt
  • ns-2.uc.pt
  • ns-1.uc.pt

SOA 1

  • ns-1.uc.pt postmaster.ci.uc.pt

TLS Certificates (0)

None.

Subdomains (15)

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 uc.pt. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
30f92374-34cf-42e1-a024-7e99b2e2e92b
Output Hash
ff6a6e4b1513b72f1f8690308fcb5dda63f24636568c6267a180d9e914adba85
Signature
ed25519:c4852878369c87e1271cd863f9efe5509879bce6a42859ef809b800558cbbd8788e4c6d473ec378f2928170b1eb1d535d7236ece98131ef616abd90e8f624a03
Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b
Parent
(genesis)
Plane
fast
Verify this in your browser