rapid.ac.uk
Observed Aug 16, 2026, 18:57 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
Secured bySectigo
SectigoAlso usesQuoVadis (DigiCert)
QuoVadis (DigiCert)2 subdomains · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
DRIFT
Steady. No change on record for rapid.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.
INFRASTRUCTURE MAPwhat rapid.ac.uk actually stands on - every host below is a signed observation
rapid.ac.uk
A / AAAA
139.166.240.139
unattributedserves the site
NS
ns1-36.azure-dns.comns2-36.azure-dns.netns3-36.azure-dns.orgns4-36.azure-dns.info
azure-dns.com + azure-dns.net + moreanswers its DNS
TLS
rapid.ac.uk
Sectigo Limitedissued its certificate
DNS Records
A 1
139.166.240.139
MX 1
0
TXT 3
QuoVadis=9fe36be1-0ad6-489c-b90b-1c17316725cdQuoVadis=1920e33a-5352-4694-a694-91a26a2c3f83v=spf1 -all
NS 4
ns1-36.azure-dns.comns2-36.azure-dns.netns3-36.azure-dns.orgns4-36.azure-dns.info
SOA 1
ns1-36.azure-dns.com azuredns-hostmaster.microsoft.com
DMARC_RECORDS 1
v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s;fo=1; rua=mailto:dmarc-rua@dmarc.service.gov.uk,mailto:dmarc-aggregate@ukri.org; ruf=mailto:dmarc-failure@ukri.org; ri=86400;
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
rapid.ac.uk |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication CA DV R36 | Mon, 16 Nov 2026 23:59:59 +0000 |
Sectigo Public Server Authentication CA DV R36 |
C=GB, O=Sectigo Limited, CN=Sectigo Public Server Authentication Root R46 | Fri, 21 Mar 2036 23:59:59 +0000 |
Sectigo Public Server Authentication Root R46 |
C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority | Mon, 18 Jan 2038 23:59:59 +0000 |
USERTrust RSA Certification Authority |
C=US, ST=New Jersey, L=Jersey City, O=The USERTRUST Network, CN=USERTrust RSA Certification Authority | Mon, 18 Jan 2038 23:59:59 +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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_f3a73548df131235- Output Hash
1c850c36d5d14ff946ff52debdce15583912d255c20d6fb1330b3c53144cbe13- Signature
ed25519:25ffc40b5c091cbd2aeb8f001c221d35b3946d63fd07414b1728f7090d8fcfd3ee55568ecfeb3541b367a79b67caf6b8d093b91c8258f0db5ceab2c4bb091a05- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast