dirs21.de
Observed Jul 21, 2026, 16:51 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 onCombell NV
Email byHubSpot
Secured byLet's Encrypt
Also usesGoogle Search Console
IPv6 · tranco_100k
Every line above is a signed observation. Check the math at the bottom of the page.
INFRASTRUCTURE MAPwhat dirs21.de actually stands on - every host below is a signed observation
dirs21.de
A / AAAA
185.175.196.432a00:1c98:60:1060::5e1c:3798
Combell NVserves the site
NS
ns2.plusserver.comns3.plusserver.comns1.plusserver.com
plusserver.comanswers its DNS
MX
mx01.hornetsecurity.commx04.hornetsecurity.commx03.hornetsecurity.commx02.hornetsecurity.com
HubSpotreceives its email
TLS
dirs21.de
Let's Encryptissued its certificate
DNS Records
A 1
185.175.196.43
AAAA 1
2a00:1c98:60:1060::5e1c:3798
MX 4
10mx01.hornetsecurity.com40mx04.hornetsecurity.com30mx03.hornetsecurity.com20mx02.hornetsecurity.com
TXT 8
google-site-verification=b69zvMQ2oIfEbysUw50YmVPZ4Nsw3Sgl67hN4_3TGb8VrCgLjAPC1qWYkdLFSj2boteV2kJ2TR0ehwkHEi8PFXaou7ZJTTH31+WbWEn7sS3uVPEp+YXUR283L6aoC10lQ==DYtuHYksSdiyqZZWC52yNEoaqHj3SXx5/gXme7S7hSRqcq6jv43SiyiR8exmg2YCd8t58oizTJcQ/gXMFfhpjg==144743966.group0.sites.hscoscdn-eu1.netv=spf1 a:dirs21.managed-otrs.com include:spf.crsend.com include:spf.protection.outlook.com include:spf.hornetsecurity.com include:mercury.wanconnect.de include:explorer.wanconnect.de include:_spf.rexx-suite.com include:spf.outbound.touronline.ag include:144743966.spf03.hubspotemail.net ~allsophos-domain-verification=ab5fc4fdd32dfa7ef2fc2bfb0b1a90389a979ac0m9vjxhvtmkdywrhbfztrcfs311pqp58dv=DMARC1; p=none
NS 3
ns2.plusserver.comns3.plusserver.comns1.plusserver.com
SOA 1
ns1.plusserver.com hostmaster.plusserver.com
TLS Certificates (3)
| Common Name | Issuer | Expires |
|---|---|---|
dirs21.de |
C=US, O=Let's Encrypt, CN=YR2 | Wed, 30 Sep 2026 14:43:32 +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 (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_04ba3e4404e1a41a- Output Hash
ec7416e7ff6b25420a6b118c3ecfecfc0b44ff83d3c634506fe87840b6b99111- Signature
ed25519:80d6f384cc3538693f4e286c86b762ed2eca5a3b011bf0a6dd6e9d5c00a6835d683e5397f5da6d190824f338f81b82b6806d2346cd1cac3e1318c51a744a4106- Public Key
ed25519:178c3bd0f57d9d64b83cc4630753381e1a465005a2bbba3d032371f24af0bfd8- Parent
(genesis)- Plane
- fast