kartra.com
Observed Jul 22, 2026, 00:51 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
Runs onCloudflare
Email byGoogle Workspace
Secured byLet's Encrypt
Registered withGoDaddy.com, LLC
Also usesGoogle Search Console
tranco_40k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat kartra.com actually stands on - every host below is a signed observation
kartra.com
A / AAAA
141.193.213.10141.193.213.11
Cloudflareserves the site
NS
emma.ns.cloudflare.comfred.ns.cloudflare.com
cloudflare.comanswers its DNS
MX
aspmx.l.google.comalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.com+1 more
Google Workspacereceives its email
TLS
kartra.com
Let's Encryptissued its certificate
DNS Records
A 2
141.193.213.10141.193.213.11
MX 5
1aspmx.l.google.com5alt1.aspmx.l.google.com5alt2.aspmx.l.google.com10alt3.aspmx.l.google.com10alt4.aspmx.l.google.com
TXT 11
v=spf1 include:_spf.google.com ~allps-cd-verification=229daa74-05a2-49e6-a9bc-f90d930f00a1pinterest-site-verification=869ef22f4ae7111947faaaab72cca8bayahoo-verification-key=auRYnmdLKx4UvytBkELWv6PU7LsKpUQD8MKMPL0Rox4=google-site-verification=2fLEe-mDeyvZ9HjgkLLviH4Q4yuesPyNWSLj6_LXZlUgoogle-site-verification=A_pifP9ovDIakg5kdtu5Z60CnkLwXTQ2LJVvZvf8D7cgoogle-site-verification=XCWRVX8rWQp3aJlOIIhoBDs8u92bUW25WwWKyOh9pfkgoogle-site-verification=oopASPQitjNmHTdCQTawX3LY-zqtyTKPCo1eOZDxKsEgoogle-site-verification=twZR2HqGAleQZuIJiALzAD-EgjLfuIeg8WJ8PSrg2Dgv=DMARC1; p=reject; rua=mailto:1vwz2m8763@rua.app.dmarcworx.com; ruf=mailto:1vwz2m8763@ruf.app.dmarcworx.com; fo=1;
NS 2
emma.ns.cloudflare.comfred.ns.cloudflare.com
SOA 1
emma.ns.cloudflare.com dns.cloudflare.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
kartra.com |
C=US, O=Let's Encrypt, CN=YE2 | Mon, 19 Oct 2026 10:09:10 +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_e32ab32c834bc9cd- Output Hash
f10eb4577d4e43b3435c5362fccde88a9480b185a56f519c24349d2ef5ad42d1- Signature
ed25519:7326d0d2c1c64692aad6743a74b1440e481518b12f7024da48833877f056aacb4c78ec86cedf95e095e0793d1e81a3d88d716a8262b2256250868383f2313404- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast