rentger.com
Observed Jul 25, 2026, 15:54 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.
Guarded by a firewall
Runs onCloudflare
Email byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search Console
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Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat rentger.com actually stands on - every host below is a signed observation
rentger.com
A / AAAA
104.18.2.123104.18.3.123
Cloudflareserves the site
NS
huxley.ns.cloudflare.comlauryn.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comalt1.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
rentger.com
Let's Encryptissued its certificate
DNS Records
A 2
104.18.2.123104.18.3.123
MX 5
1aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com
TXT 4
google-site-verification=EYKHnxcZU-dvN2Gt9hHiduDjpI-EWFdOTRT2sCqThzcgoogle-site-verification=fpVu6E3a9wE-b0aTCLSvHNqBTjGJpQGjhNnl_7ge4HEv=spf1 include:_spf.google.com include:sendgrid.net -allv=DMARC1; p=quarantine; sp=quarantine; rua=mailto:postmaster@rentger.com; ruf=mailto:postmaster@rentger.com; fo=1
NS 2
huxley.ns.cloudflare.comlauryn.ns.cloudflare.com
SOA 1
huxley.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
rentger.com |
C=US, O=Let's Encrypt, CN=YE2 | Sat, 05 Sep 2026 09:14:01 +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_2c94ce05c46687d1- Output Hash
0a6f0f05c172ef4a48bb928fabfb03b620cf697e75d9d09f7d661a9e8bc755d9- Signature
ed25519:2841731f4a78b110144ea300814e451e62bca6829412fdf359103e5f276be37a463eeda3e92fa2fd299ee1edc0c956ec4ae102f5a2a15dd9af78ed7ec8f50f0e- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast