bldrdoc.gov
Observed 2026-07-12T21:41:31.588Z (22h ago). Every field below was attested with an Ed25519 signature at scan time.
Not responding
Runs onCloudflare
tranco_5k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat bldrdoc.gov actually stands on - every host below is a signed observation
bldrdoc.gov
NS
blue.foundationdns.comblue.foundationdns.orgblue.foundationdns.net
foundationdns.com + foundationdns.org + moreanswers its DNS
HTTPS probe
server_error
Server error (5xx) 530 Server Error
HTTP status530
Servercloudflare
TLS protocolHTTP/2
TLS issuernot observed
Behind Cloudflareyes
Response time15 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
TXT 4
v=spf1 -allEOjAcrAjKDD8ta/j0NZOv7Ge8Jr/Kttrk/fuZIkFEeo=qQmqwU4VGnFu+d9D1yQZ/i0DPPcMOESMJNCXQ1k93C8=v=DNSSEC1; (detected)
NS 3
blue.foundationdns.comblue.foundationdns.orgblue.foundationdns.net
SOA 1
blue.foundationdns.com dns.cloudflare.com
TLS Certificates (0)
None.
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 receiptEd25519 Receipt
- Receipt ID
cbf57acf-cc1c-4561-8b65-e5f2dfa8ca23- Output Hash
0619219573c384658a07f2ec5d9ad157faef2de93831a3effb188372248721f9- Signature
ed25519:9488dce4224f28dd8a2b9be052cf310a562bb310e5710606c5fec9ae6d6d06a0e098045c3f0c59a3f171815fdcaec38cbbbf6b42a4249c8e31a956ec8e736b03- Public Key
ed25519:d610d74ef18f683e5beb859d241d5e67dff0c122e8928b06bec1c2476f4ba27b- Parent
(genesis)- Plane
- fast