archsa.org
Observed Jul 23, 2026, 08:38 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 bySendGrid
Secured byGoogle Trust Services
Also usesZoomGoogle Search ConsoleHubSpot
IPv6 · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat archsa.org actually stands on - every host below is a signed observation
archsa.org
A / AAAA
172.66.164.209104.20.38.2242606:4700:10::6814:26e02606:4700:10::ac42:a4d1
Cloudflareserves the site
NS
eric.ns.cloudflare.commelinda.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
mx1-us1.ppe-hosted.commx2-us1.ppe-hosted.com
SendGridreceives its email
TLS
archsa.org
Google Trust Servicesissued its certificate
DNS Records
A 2
172.66.164.209104.20.38.224
AAAA 2
2606:4700:10::6814:26e02606:4700:10::ac42:a4d1
MX 2
0mx1-us1.ppe-hosted.com0mx2-us1.ppe-hosted.com
TXT 13
9557FE5AA6663E90CD20C9E92D81F93D39C9A093MS=9362A17F9C04245AAF8404A5312ACD542220434BMS=ms87737500ZOOM_verify_YsVJ2cSRZauiRwslCDAkftahrefs-site-verification_704b30f36adcad7bb568f8c2bd9a47f05f1b29417a9bcac38d0b1a0e4134426aasv=34e42e2cdbe02b45f1effcf73920e212brevo-code:d016215a8e418676ee9a4ad472cca1d2ca3-cbd086dee6cd4aa9a395a8f8aeea8bbfgoogle-site-verification=ehHqkQL77heDHmHJ5lNG63u_h5rOUfvQWI3UtOlDrNMunbounce=6455356
NS 2
eric.ns.cloudflare.commelinda.ns.cloudflare.com
SOA 1
eric.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
archsa.org |
C=US, O=Google Trust Services, CN=WE1 | Thu, 08 Oct 2026 03:10:14 +0000 |
WE1 |
C=US, O=Google Trust Services LLC, CN=GTS Root R4 | Tue, 20 Feb 2029 14:00:00 +0000 |
GTS Root R4 |
C=BE, O=GlobalSign nv-sa, 2.5.4.11=Root CA, CN=GlobalSign Root CA | Fri, 28 Jan 2028 00:00:42 +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_248784fa5a96b907- Output Hash
08784d3e976f7a413b781f3535360c787d20b36baf226f065955b47f9752eb5c- Signature
ed25519:305e05f37a2195de54d1f965932be8892e816f041dd22761bb7263c2d86a11ec5bbde37510a427f71a5b042c1b009ad9b85b6247d842e5ef1fdbbfadd280bd03- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast