antenne-sylt.de
Observed Jul 26, 2026, 12:03 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
Secured byLet's Encrypt
Also usesGoogle Search Console
1 subdomain · domcop
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat antenne-sylt.de actually stands on - every host below is a signed observation
antenne-sylt.de
A / AAAA
136.243.167.145
unattributedserves the site
NS
dns1.nsdns.infodns2.nsdns.infodns3.nsdns.info
nsdns.infoanswers its DNS
MX
mx-01-eu-central-1.prod.hydra.sophos.commx-02-eu-central-1.prod.hydra.sophos.com
sophos.comreceives its email
TLS
antenne-sylt.de
Let's Encryptissued its certificate
DNS Records
A 1
136.243.167.145
MX 2
10mx-01-eu-central-1.prod.hydra.sophos.com20mx-02-eu-central-1.prod.hydra.sophos.com
TXT 5
v=spf1 a mx mx:dd31400.kasserver.com include:_spf.prod.hydra.sophos.com include:spf.protection.outlook.com include:spf-de.emailsignatures365.com include:spf.crsend.com ~allMS=ms13102207sophos-domain-verification=996e1ff28a16bc0006dbc78a8f3ad9241a54b5c1google-site-verification=_g73toaNqkFSMZA_sBEqr_HjrpxGtyhFzK6MgBZhZTgv=DMARC1; p=none; rua=mailto:technik@antenne-sylt.de; ruf=mailto:technik@antenne-sylt.de
NS 3
dns1.nsdns.infodns2.nsdns.infodns3.nsdns.info
SOA 1
ns1.domaindiscount24.net tech.key-systems.net
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
antenne-sylt.de |
C=US, O=Let's Encrypt, CN=YR2 | Fri, 23 Oct 2026 14:57:57 +0000 |
YR2 |
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 (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_3fe3251dc05ab054- Output Hash
e965bbae58143043c073cadd2620ff75e8e5cbfd84a8c3c383d21c3fab57b808- Signature
ed25519:90910b8dc021690e84727f60cdc01d004b0c5545cc7bbe2d848033ad86e94a72c00dde9c2aa1edac231dbe56f08994dbf714ad19d80a65e42085b90c8c45540b- Public Key
ed25519:4859bb613d650e12dd7478cc307c73a8712fabc115a9dc59f65534ed3c09a8f9- Parent
(genesis)- Plane
- fast