austauschkompass.de
Observed Jul 23, 2026, 03:56 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
Secured byLet's Encrypt
Also usesGoogle Search Console
IPv6 · 1 subdomain · tranco
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat austauschkompass.de actually stands on - every host below is a signed observation
austauschkompass.de
A / AAAA
91.107.140.2212a01:4f8:c012:74b2::1
2a01serves the site
NS
robotns2.second-ns.derobotns3.second-ns.comns1.first-ns.de
second-ns.de + second-ns.com + moreanswers its DNS
MX
mxlb.ispgateway.de
ispgateway.dereceives its email
TLS
austauschkompass.de
Let's Encryptissued its certificate
DNS Records
A 1
91.107.140.221
AAAA 1
2a01:4f8:c012:74b2::1
MX 1
10mxlb.ispgateway.de
TXT 3
google-site-verification=rAfqf64eQqnw8P8oct4xuycFt3sEqoZIV4gZjCj8FXMv=spf1 include:ispgateway.dev=DMARC1; p=none; rua=mailto:admin@schueleraustausch.net; ruf=mailto:admin@schueleraustausch.net; fo=1
NS 3
robotns2.second-ns.derobotns3.second-ns.comns1.first-ns.de
SOA 1
ns1.first-ns.de dns.hetzner.com
TLS Certificates (4)
| Common Name | Issuer | Expires |
|---|---|---|
austauschkompass.de |
C=US, O=Let's Encrypt, CN=YE2 | Mon, 07 Sep 2026 12:19:05 +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 (1)
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_d2de662f0b9cf2cd- Output Hash
804f70478a8ed906aa52430183aafd3d364be44004a41ff7b98af158c4a267f4- Signature
ed25519:9bf3e1f0844a6767844dcc5d8e0f7b6aff459458b2770fd56bd1bc52dcea4ab2ed3fcf8e747738bbdc53d066064c782259edefc44e4d5aa3c6660b6cbc866807- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast