res.us
Observed Jul 25, 2026, 22:11 UTC (6d 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
Runs onCloudflare
Email byMicrosoft 365
Secured byLet's Encrypt
Also usesHubSpot
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat res.us actually stands on - every host below is a signed observation
res.us
A / AAAA
141.193.213.10141.193.213.11
Cloudflareserves the site
NS
ns-1364.awsdns-42.orgns-1772.awsdns-29.co.ukns-60.awsdns-07.comns-903.awsdns-48.net
awsdns-42.org + awsdns-29.co.uk + moreanswers its DNS
MX
res-us.mail.protection.outlook.com
Microsoft 365receives its email
TLS
res.us
Let's Encryptissued its certificate
DNS Records
A 2
141.193.213.10141.193.213.11
MX 1
0res-us.mail.protection.outlook.com
TXT 4
anthropic-domain-verification-66s669=HAN8IODDlOwQOYfsG95Kc3ye7bw=vlrgUE1vBFWeGoBu/gOuLj0SjWuiGlzgaQ8SsMZALkTyv=spf1 include:spfa.cpmails.com include:sg.res.us include:spf.protection.outlook.com include:45764641.spf04.hubspotemail.net ~allv=DMARC1; p=reject; rua=mailto:ca-msheppard@res.us; ruf=mailto:ca-msheppard@res.us; fo=1;
NS 4
ns-1364.awsdns-42.orgns-1772.awsdns-29.co.ukns-60.awsdns-07.comns-903.awsdns-48.net
SOA 1
ns-60.awsdns-07.com awsdns-hostmaster.amazon.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
res.us |
C=US, O=Let's Encrypt, CN=YE2 | Thu, 24 Sep 2026 07:53:21 +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 (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
rcpt_a405aeda59a9aa23- Output Hash
23f7b136df0a1d95ccfc23dbb006782df35535873c8363206a68cd92831dae69- Signature
ed25519:5f1263d19a933b92672902bd754531e61da9ead78af50ee84897b1cb9f1c4c169dd215d788f4903918076ac39017b0e0d0f5e4dfe6e52b41020d4bb160c23508- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast