rsa-sachsen.de
Observed Jul 27, 2026, 09:54 UTC (5d 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 byAmazon SES
Secured byLet's Encrypt
Also usesGoogle Search ConsoleFacebook/Meta
tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat rsa-sachsen.de actually stands on - every host below is a signed observation
rsa-sachsen.de
A / AAAA
52.29.81.231
Cloudflareserves the site
NS
ns1.digitalocean.comns2.digitalocean.comns3.digitalocean.com
digitalocean.comanswers its DNS
MX
mx2.regiocast.demx1.regiocast.de
Amazon SESreceives its email
TLS
rsa-sachsen.de
Let's Encryptissued its certificate
DNS Records
A 1
52.29.81.231
MX 2
40mx2.regiocast.de20mx1.regiocast.de
TXT 5
facebook-domain-verification=62io4y0jf745vjru5brgacgbrs6pldMS=ms52429254google-site-verification=g5eGnsNEM_Js3suaUiaa8iOR3Nk_jLgU8-fmi5203y8v=spf1 mx ip4:194.6.193.188 ip4:194.6.193.192 include:amazonses.com include:_spf.pretix.eu ~allv=DMARC1; p=none; rua=mailto:664dd57776d25@ag.eu.dmarcly.com; ruf=mailto:664dd57776d25@fo.eu.dmarcly.com; fo=1
NS 3
ns1.digitalocean.comns2.digitalocean.comns3.digitalocean.com
SOA 1
ns1.digitalocean.com hostmaster.rsa-sachsen.de
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
rsa-sachsen.de |
C=US, O=Let's Encrypt, CN=YR1 | Sun, 11 Oct 2026 09:43:40 +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 (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_11ea90f552d8c62d- Output Hash
16b9f2b966d1cf45c0571ee50784d08a4752c62ef2cbe5a171a097cca0450a0d- Signature
ed25519:b7a191846ed4bc8d6fd4f1bd3f32213a083bad0f37fb1faf5dbd5004f6c8400487ca412b42800c8ce231c48e673f6db7bdd6ea04998dfcf57ef7d8f9840ac304- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast