nsa.gov
Observed Jul 18, 2026, 12:02 UTC (20h ago). Every field below was attested with an Ed25519 signature at scan time.
Guarded by a firewall
Runs onAkamai Technologies
Email byAmazon SES
Secured byLet's Encrypt
Registered withget.gov
3 subdomains · government
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat nsa.gov actually stands on - every host below is a signed observation
nsa.gov
A / AAAA
23.13.158.5
Akamai Technologiesserves the site
NS
a2-64.akam.neta5-66.akam.neta1-107.akam.neta11-66.akam.net+2 more
akam.netanswers its DNS
MX
pri-jeemsg.eemsg.mail.milsec-jeemsg.eemsg.mail.milw455-emsm-u10.ncsc.milw455-emsm-u11.ncsc.mil+2 more
Amazon SESreceives its email
TLS
www.defense.gov
Let's Encryptissued its certificate
DNS Records
A 1
23.13.158.5
MX 6
10pri-jeemsg.eemsg.mail.mil20sec-jeemsg.eemsg.mail.mil30w455-emsm-u10.ncsc.mil30w455-emsm-u11.ncsc.mil30emsm-gh1-uea10.ncsc.mil30emsm-gh1-uea11.ncsc.mil
TXT 3
ms=ms92230317v=spf1 ip4:214.29.60.2/32 ip4:214.29.60.3/32 ip4:214.80.121.17/32 ip4:214.80.121.18/32 include:_spf.eemsg.mail.mil include:amazonses.com ~allv=DMARC1;p=reject;sp=reject;fo=1;rua=mailto:DMARC_REPORTING@nsa.gov,mailto:DMARC_reports@mail.mil;ruf=mailto:DMARC_REPORTING@nsa.gov,mailto:DMARC_reports@mail.mil;rf=afrf;pct=100
NS 6
a2-64.akam.neta5-66.akam.neta1-107.akam.neta11-66.akam.neta12-67.akam.neta24-65.akam.net
SOA 1
w000-dsid-u05.nsa.gov hostmaster.nsa.gov
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
www.defense.gov |
C=US, O=Let's Encrypt, CN=YR1 | Wed, 07 Oct 2026 19:57:12 +0000 |
YR1 |
C=US, O=ISRG, CN=Root YR | Sat, 02 Sep 2028 23:59:59 +0000 |
Root YR |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Thu, 02 Sep 2032 23:59:59 +0000 |
Subdomains (3)
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
61136ccb-ee10-4d86-bfbd-20765665cfce- Output Hash
879ee3f7943135ee1819c770b17cf0317a98a0225e8266f650161fda1fe89c69- Signature
ed25519:f45d695b889ad4e454952e604ccbd078e632d5428bd814fbee0f4d71b254c1af18221f51fc66d3ea98462d0d719ef85da8d6c7b34779592921fbd9e2b32f2101- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast