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critmass.de

.de crawl

First seen 2026-06-02 · Last seen 2026-06-16 · error crawled 2026-06-06 6 attempts

FI · 135.181.21.224 · AS24940 Hetzner Online GmbH

Reputation 65/100 wrong cert crawl error

ssl error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: self-signed certificate (_ssl.c:1000)

Registration

Updated
2026-05-21
Name servers
  • helium.ns.hetzner.de.
  • hydrogen.ns.hetzner.com.
  • oxygen.ns.hetzner.com.

DNS records live

NS
  • helium.ns.hetzner.de
  • hydrogen.ns.hetzner.com
  • oxygen.ns.hetzner.com
MX
  • 10 mail.janguo.de
  • 50 imap.critmass.de

Email authentication strong

SPF
v=spf1 a mx ip4:135.181.21.224 ip6:2a01:4f9:4b:461a::2 ~all
softfail (~all)
DMARC
v=DMARC1; p=reject; rua=mailto:postmaster@critmass.de; ruf=mailto:admin@critmass.de; fo=0; adkim=s; aspf=s; pct=100; rf=afrf; sp=reject
policy: reject (enforced) · sp=reject
DKIM
  • mail: v=DKIM1;k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDF3gWKaKdPp5JgS3E+eJLEKK77LNGco5qTbVQ/OH7tbUb/Lg0mvcTezp9p4q5NzPZw4Atu1VRxcRmCbeB1ZB53…
selectors probed

Certificate (current) wrong cert

TRAEFIK DEFAULT CERT
from 2026-06-06 to 2027-06-06
Expires in 353 days

Full certificate history on crt.sh ↗

Linked from (1)

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