rr4w.com
Observed Jul 26, 2026, 06:28 UTC (2d 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 byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search Console
1 subdomain · majestic
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat rr4w.com actually stands on - every host below is a signed observation
rr4w.com
A / AAAA
140.150.208.126
unattributedserves the site
NS
cruz.ns.cloudflare.comgerald.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
smtp.google.com
Google Workspacereceives its email
TLS
www.rr4w.com
Let's Encryptissued its certificate
DNS Records
A 1
140.150.208.126
MX 1
1smtp.google.com
TXT 4
google-site-verification=X0009ERMxfCOWk58_z1xtaTBSB_zfu7Vm9bgfMqssg4google-site-verification=uYA_8RCFlLdvY_u4WEs8lEhfzIAurAIobId55BVKWBAv=spf1 a mx ip4:140.150.208.128 ip4:140.150.208.127 ip4:140.150.208.126 include:mail.urbandesigns.com include:_spf.google.com ~allv=DMARC1;p=quarantine;pct=100;rua=mailto:dmarc@thinairweb.com;ruf=mailto:dmarc@thinairweb.com;ri=86400;aspf=s;adkim=s;fo=1
NS 2
cruz.ns.cloudflare.comgerald.ns.cloudflare.com
SOA 1
cruz.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
www.rr4w.com |
C=US, O=Let's Encrypt, CN=YR1 | Wed, 09 Sep 2026 22:08:46 +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 (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
rcpt_caf6ca3597880b27- Output Hash
9c9300c5245692c7fbd8fc91b65237161b9d9a6eeafc64bd7362726c7dc825c6- Signature
ed25519:3b1abfb3a5a0055ff89a9c4617b5e8d0da95f51b974d8f9baa7ff1b35aa8f9a34207417b67df87e7d553bc99a5681601f8c5491a24608b5e4e2ed2f2078b040a- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast