uscc.gov
Observed Jul 24, 2026, 19:51 UTC (9d 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
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesGoogle Search Console
IPv6 · 2 subdomains · tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat uscc.gov actually stands on - every host below is a signed observation
uscc.gov
A / AAAA
52.61.49.1162600:1f12:fa2:cf00:165a:6a73:3e2d:509
2600serves the site
NS
ns-79.awsdns-us-gov-09.orgns-525.awsdns-us-gov-01.usns-1102.awsdns-us-gov-09.comns-1985.awsdns-us-gov-56.net
awsdns-us-gov-09.org + awsdns-us-gov-01.us + moreanswers its DNS
MX
uscc-gov.mail.protection.outlook.com
Microsoft 365receives its email
TLS
uscc.gov
Let's Encryptissued its certificate
DNS Records
A 1
52.61.49.116
AAAA 1
2600:1f12:fa2:cf00:165a:6a73:3e2d:509
MX 1
0uscc-gov.mail.protection.outlook.com
TXT 11
MS=ms76249012di199u6u4m7dsii44o27e2vksis2mfqork4dufhkpo8bftb191hj08208dbc223f477f8bc1612fe2f762ab9d4tmhx478c3v2kx62bk3t128vthtn7lf5c2db88a14f46a1867c067a4541683bdomain-verification=gKsNoRZxRs5PsKnXlgiCVFCBDwbAdjMoI1KFaJ-LUs8google-site-verification=C7rEDYpdTs04MtyUKcTy3_ZX5C8kgG3otIcJlMTzpQ0v=spf1 a ip4:52.61.49.116 include:spf.protection.outlook.com include:spf.constantcontact.com ~allv=DMARC1; p=reject;sp=reject ; rua=mailto:dmarc@uscc.gov; ruf=mailto:dmarc@uscc.gov; fo=1
NS 4
ns-79.awsdns-us-gov-09.orgns-525.awsdns-us-gov-01.usns-1102.awsdns-us-gov-09.comns-1985.awsdns-us-gov-56.net
SOA 1
ns-1102.awsdns-us-gov-09.com awsdns-hostmaster.amazon.com
CAA 5
iodef "mailto:security@uscc.gov"issue "godaddy.com"issue "letsencrypt.org"issuewild "godaddy.com"issuewild "letsencrypt.org"
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
uscc.gov |
C=US, O=Let's Encrypt, CN=YE2 | Fri, 04 Sep 2026 23:08:24 +0000 |
YE2 |
C=US, O=ISRG, CN=Root YE | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YE |
C=US, O=Internet Security Research Group, CN=ISRG Root X2 | Thu, 02 Sep 2032 23:59:59 +0000 |
ISRG Root X2 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 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; nothing leaves your machine.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_03111064a6654d8e- Output Hash
d0f3f31bcbefb1c68eaed3e5456e92fdaf03e16741f6b672b06879c5f38857e1- Signature
ed25519:5de987f58f632dad0be8a30afd64a9337460d249f0446dba33012609152a20cb975d87120e1c23d8016d967bda6809e9178f28363cddc7a9f19d6f7cdca0b50f- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast