ncas.ac.uk

Observed Aug 29, 2026, 00:42 UTC (21h 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
Runs onCloudflare
Email byGoogle Workspace
Also usesMiroQuoVadis (DigiCert)
4 subdomains · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT

Steady. No change on record for ncas.ac.uk in the last day; this reading matches the one before it. The steady record is signed like every other reading. Watch it to catch the next move the moment it lands.

HTTPS probe

Up Responding normally (2xx) 200 OK
HTTP status200
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time1,571 ms
DNS resolutionNOERROR

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

SIGNED-OUT VIEW Provider names, posture and counts are shown. The record values - every DNS answer, each subdomain hostname, raw TXT, IPs, cert names and WHOIS - are the product. Sign in for the full signed record, or use the API with a key.

DNS records 16

A1NS3MX5TXT6SOA1

TLS certificates 0

None.

Subdomains 4

4 subdomain hostnames observed and signed - the list itself is part of the paid record.

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; the only network request the check makes is for the published public keys.

Verify this receipt
Ed25519 receiptthe raw cryptographic proof
Receipt ID
rcpt_7e0bfd5108d4afa1
Output Hash
f91781761149ccfaa8f9c77bfd2a9b11ffff8e2f1ebbbe7c6baa0426f684d2aa
Signature
ed25519:dd2ef90aad5051190f47aa48beb18d76dc241be5386fe1ef940d3bb1c6de13c16aa477af12ab80adca0a7562d59f83c321be7afaf48eab54b783a5309133880c
Public Key
ed25519:7aad40f2d6399c207fe2fc15aade04a78324787a355d36725cc90687f9e10cff
Parent
(genesis)
Plane
fast
CONTINUOUS INTERNET TELEMETRY24H DRIFT7,482 material changesacross 5,552 domains · last 24h · -55 vs yesterdayROTATION56 domains moved DNS from kirklanddc.com to koaladns.com, 54 moved backa rotation loop, not a migration · 24hEMAIL DRIFT2 domains switched email provider24hCERT DRIFT1 domains switched issuing CA24hREGISTRAR DRIFT2 changed registrar24hNOW550 curated domains not reachablelast probe, steadySITE ERRORS17,774 sites serving errorslast probe · 5xx / 404 / TLSBOT DEFENSEbot defense observed on 79,266 sites429 rate-limit / 403 bot-block, a posture signal