rcds.org
Observed Aug 9, 2026, 21:32 UTC (12h 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 byGoogle Workspace
Secured byLet's Encrypt
Also usesGoogle Search Console
domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat rcds.org actually stands on - every host below is a signed observation
rcds.org
A / AAAA
104.17.71.73
Cloudflareserves the site
NS
ns43.worldnic.comns44.worldnic.com
worldnic.comanswers its DNS
MX
aspmx.l.google.comaspmx2.googlemail.comalt1.aspmx.l.google.comalt4.aspmx.l.google.com+3 more
Google Workspacereceives its email
TLS
rcds.org
Let's Encryptissued its certificate
DNS Records
A 1
104.17.71.73
MX 7
1aspmx.l.google.com40aspmx2.googlemail.com5alt1.aspmx.l.google.com10alt4.aspmx.l.google.com10alt3.aspmx.l.google.com5alt2.aspmx.l.google.com50aspmx3.googlemail.com
TXT 3
google-site-verification=7KJwytJPGH13WNhyk6rySqTWja0gznm8gEYvQmixCkAMS=0DA120221C40CD88B8DD408186BEA3DB8749F02Ev=spf1 ip4:12.26.26.53 ip4:192.254.115.214 include:_spf.google.com include:sendgrid.net include:ed.k12msg.com ~all
NS 2
ns43.worldnic.comns44.worldnic.com
SOA 1
NS43.WORLDNIC.COM namehost.WORLDNIC.COM
DMARC_RECORDS 1
v=DMARC1; p=quarantine; rua=mailto:rcdstch@rcds.org; ruf=mailto:rcdstch@rcds.org; fo=1
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
rcds.org |
C=US, O=Let's Encrypt, CN=YE1 | Sun, 04 Oct 2026 08:02:27 +0000 |
YE1 |
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; the only network request the check makes is for the published public keys.
Verify this receiptEd25519 Receipt
- Receipt ID
rcpt_319cf5832494463b- Output Hash
d2d579f3d7c49bd2c6dc37f00d40b480441d13d439439848fdb7bec8ec669c8f- Signature
ed25519:3f1c36f2b8b6b4643b948929e8029b21411e46390f2cc236e1586f459279134f632f3936bf55a0c4e3a555c35d6b6867952199454ac54c298d3b95eab2417203- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast