CONTINUOUS INTERNET TELEMETRY24H DRIFT331 material changesacross 285 domains · -327 vs yesterdayCERT DRIFT3 domains switched issuing CA24h · +1 vs yesterdayNOW3,451 curated domains not answering+622 vs yesterdayERRORS22,716 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED63,088 throttled or blocked our scanner429 rate-limit / 403 bot-block24H DRIFT331 material changesacross 285 domains · -327 vs yesterdayCERT DRIFT3 domains switched issuing CA24h · +1 vs yesterdayNOW3,451 curated domains not answering+622 vs yesterdayERRORS22,716 responded with an errorlast probe · 5xx / 404 / TLSTHROTTLED63,088 throttled or blocked our scanner429 rate-limit / 403 bot-block

caa.co.uk

Observed Jul 18, 2026, 13:40 UTC (2d ago). Every field below was attested with an Ed25519 signature at scan time.

Up right now
Runs onAmazon
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesGoogle Search Console
tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat caa.co.uk actually stands on - every host below is a signed observation
caa.co.uk
A / AAAA
76.223.34.12413.248.160.137
Amazonserves the site
NS
ns1-04.azure-dns.comns2-04.azure-dns.netns3-04.azure-dns.orgns4-04.azure-dns.info
azure-dns.com + azure-dns.net + moreanswers its DNS
MX
caa-co-uk.mail.protection.outlook.com
Microsoft 365receives its email
TLS
caa.co.uk
Let's Encryptissued its certificate

DNS Records

A 2

  • 76.223.34.124
  • 13.248.160.137

MX 1

  • 10caa-co-uk.mail.protection.outlook.com

TXT 17

  • apple-domain-verification=8X3p3xQ06i8eTPLu
  • globalsign-domain-verification=2686105B6E265E4C1201EF3BB1828A0A
  • tinfoil-site-verification: 64ce0afa9e4b6a1be8f413e886d8ef133009cb19=9d85f78963fed97ef514cbaf4a98d4e99b42387d
  • successfactors-site-verification=YjNjZWZlZmU2YWVmZTAzM2U1ZGI5MGFlZjQ2ZDAxYzY2NTNlNzRlZGY3NDgwZWQ3NmY0OWM5M2FhM2Y2YWFhZA==
  • 6mr28CiBUrRSHSyOnF8RfAM0fgMCt5q1JKHu9RX2r0HWUgapZKoVi2D16PvSxWjnT5pEdjXNkW64PvPo/wcR5w==
  • successfactors-site-verification=NGQ0MzNlNmRkNWY2N2NjOGY0MDUwNDIzZmNiM2RhMThlZTQ3ZjkyODliMzMwMzQwZWU5OWI1YjE4Njg1MmJhNQ==
  • anthropic-domain-verification-tc3n8g=6hHAvHjkUQgD3nhLsWMM1G2hH
  • _globalsign-domain-verification=uUjFhLKtDQIJ8GTik2pL6ARIIqdxuRUcpEH81pJHvc
  • G8cDzO9BqixO1LuDb99GkgDcKwlpzUJFRo3v3h/DW1uGsADAU1S9tRqDZYyuwnvmxyfoTGP7o5wSZg1Ksl1qdA==
  • MS=ms79188112

NS 4

  • ns1-04.azure-dns.com
  • ns2-04.azure-dns.net
  • ns3-04.azure-dns.org
  • ns4-04.azure-dns.info

SOA 1

  • ns1-04.azure-dns.com azuredns-hostmaster.microsoft.com

TLS Certificates (3)

Common NameIssuerExpires
caa.co.uk C=US, O=Let's Encrypt, CN=YR2 Thu, 17 Sep 2026 20:21:48 +0000
YR2 C=US, O=ISRG, CN=Root YR Sat, 02 Sep 2028 23:59:59 +0000
Root YR C=US, O=Internet Security Research Group, CN=ISRG Root X1 Thu, 02 Sep 2032 23:59:59 +0000

Subdomains (0)

None observed.

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 caa.co.uk. It updates itself. It attests a signed observation - not that the site is safe.

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

Ed25519 Receipt

Receipt ID
00e3e362-ab7a-4034-ab93-e167630c931a
Output Hash
1a6e03988127396a7c7ccbcce1fc8082f631928dc00ef91684de374265ebdbf8
Signature
ed25519:31e99bee80543dfc3e8430c89c4d698efbb7e5634e10c8aca07915843bc915e41fd2b63120dd749a373b911e6492077f1cecc80f2c8d20df044df8bfa7a8d40b
Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8
Parent
(genesis)
Plane
fast
Verify this in your browser