paulgraham.com
Observed Jul 18, 2026, 13:07 UTC (1d ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onAmazon
Secured byDigiCert
Registered witheasyDNS Technologies Inc.
1 subdomain · tranco_20k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat paulgraham.com actually stands on - every host below is a signed observation
paulgraham.com
A / AAAA
52.204.244.23752.4.160.184
Amazonserves the site
NS
ns2.turbify.comns1.turbify.com
turbify.comanswers its DNS
MX
milter2.store.yahoo.commilter1.store.yahoo.com
yahoo.comreceives its email
TLS
paulgraham.com
DigiCert Incissued its certificate
DNS Records
A 2
52.204.244.23752.4.160.184
MX 2
10milter2.store.yahoo.com10milter1.store.yahoo.com
NS 2
ns2.turbify.comns1.turbify.com
SOA 1
ns1.turbify.com webmaster.turbify.com
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
paulgraham.com |
C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=Encryption Everywhere DV TLS CA - G2 | Sun, 30 Aug 2026 23:59:59 +0000 |
Encryption Everywhere DV TLS CA - G2 |
C=US, O=DigiCert Inc, 2.5.4.11=www.digicert.com, CN=DigiCert Global Root G2 | Sat, 27 Nov 2027 12:46:40 +0000 |
Subdomains (1)
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
c12745b1-7f3f-405e-90c7-296ba4c8a0a3- Output Hash
2fd8f0a8f904902efeeda1e7ebbd8be65c19db7438d5d874d13881295c433ca6- Signature
ed25519:bebc48dae8b0c93d350911380c0ae4ecdb15f91611ae34d8faf838ece471dd0b1605bfd15e8d8cdd5abfd59ae7cbf227910da45348b219843ac4d816989b040e- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast