cdlib.org
Observed 2026-07-14T15:52:36.133Z (16h ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onCloudflare
Email byMicrosoft 365
Registered withGandi SAS
2 subdomains · tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat cdlib.org actually stands on - every host below is a signed observation
cdlib.org
A / AAAA
52.85.151.3052.85.151.9852.85.151.1752.85.151.43
Cloudflareserves the site
NS
ns-1574.awsdns-04.co.ukns-1175.awsdns-18.orgns-937.awsdns-53.netns-378.awsdns-47.com
awsdns-04.co.uk + awsdns-18.org + moreanswers its DNS
MX
cdlib-org.mail.protection.outlook.com
Microsoft 365receives its email
HTTPS probe
ok
Responding normally (2xx) 200 OK
HTTP status200
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time21 ms
DNS resolutionNOERROR
Every field above is part of the same signed observation as the records below. Blank means not observed, never "none".
DNS Records
A 4
52.85.151.3052.85.151.9852.85.151.1752.85.151.43
MX 1
0cdlib-org.mail.protection.outlook.com
TXT 3
v=spf1 include:spf.protection.outlook.com include:spf-na.exlibrisgroup.com include:_spf-amer.onbmc.com include:mailcontrol.com -alldtm-domain-verification=gQo3a74HSN8IGSpHnf395SOW57cvm42lF8Hmp7SXLa0v=DMARC1;p=quarantine;pct=0;rua=mailto:cqghfdqa@ag.us.dmarcian.com,mailto:dmarc_agg@vali.email
NS 4
ns-1574.awsdns-04.co.ukns-1175.awsdns-18.orgns-937.awsdns-53.netns-378.awsdns-47.com
SOA 1
ns-1175.awsdns-18.org awsdns-hostmaster.amazon.com
TLS Certificates (0)
None.
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; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
629fc1b9-8501-42c6-8a31-f76ea8bf4650- Output Hash
63e47819c67d68d6d0f604c01d4f3092a525afbe967a1fd4a168bdab365502fa- Signature
ed25519:d43d704b1c9584e6a9536252e7472d3adb1abad2fac026d49c4eac8b6125761072242ec9fae3e602d49e69c6abb41628fd3bf88e6f24ec3d4f3cd272f6db5903- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast