us.com
Observed Jul 18, 2026, 12:41 UTC (1d ago). Every field below was attested with an Ed25519 signature at scan time.
Up right now
Runs onAmazon
Secured byLet's Encrypt
Registered withInstra Corporation Pty Ltd.
Also usesGoogle Search Console
1 subdomain · tranco_1k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat us.com actually stands on - every host below is a signed observation
us.com
A / AAAA
54.153.56.183
Amazonserves the site
NS
ns1.centralnic.netns2.centralnic.netns3.centralnic.netns4.centralnic.net
centralnic.netanswers its DNS
MX
mx-01.emailme.com
emailme.comreceives its email
TLS
us.com
Let's Encryptissued its certificate
DNS Records
A 1
54.153.56.183
MX 1
0mx-01.emailme.com
TXT 2
v=spf1 mx -allgoogle-site-verification=TQ9DQVGZ4sDKfEbBIAiflq7ZKjGuCOC_vEpwyw_XsW8
NS 4
ns1.centralnic.netns2.centralnic.netns3.centralnic.netns4.centralnic.net
SOA 1
ns0.centralnic.net hostmaster.centralnic.net
TLS Certificates (2)
| Common Name | Issuer | Expires |
|---|---|---|
us.com |
C=US, O=Let's Encrypt, CN=R12 | Sat, 22 Aug 2026 04:31:14 +0000 |
R12 |
C=US, O=Internet Security Research Group, CN=ISRG Root X1 | Fri, 12 Mar 2027 23:59:59 +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
408c52ca-b05c-4a45-bd1f-d134fd8d079e- Output Hash
c5b0647a563cff73b4e9bda8310a7383d29696837743d9bd9b26ae3f7e860c09- Signature
ed25519:875591c0a0f0eb613d8b4336fe7d6df2b16d4995d5d0595f19ea44ea7b5718fad06534a0cd2fa5b09404d1e23af68461697e74c2ffa2f7dbaa0650b3f8dddf04- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast