SurfaceMap › t › tu-chemnitz.de

tu-chemnitz.de

Checked 2026-10-22 00:41 UTC · first added 2026-10-21
✗Problems found Score 87 of 100

Domain & DNS

ok

28 passed 0 warn 0 failed

Areas

iRegistration iDelegation iNameservers ✓SOA ✓DNSSEC ✓Records

Recent checks

✓

Full report

Domain & DNS report for tu-chemnitz.de ›

Mail

fail

29 passed 1 warn 1 failed

Areas

✓SPF ✓DMARC !DKIM ✓DNSSEC ✓MX ✗TLS iBIMI

Problems

  • ✗
    Policy not reachable
    TLS · The MTA-STS record exists but the policy could not be fetched, so senders ignore MTA-STS: Get "https://mta-sts.tu-chemnitz.de/.well-known/mta-sts.txt": context deadline exceeded (Client.Timeout exceeded while awaiting headers).
    #33
  • !
    No key under common selectors
    DKIM · The _domainkey name exists but no DKIM key was found under the common selectors. Selectors are provider-specific; check yours with -selector.
    #7

Recent checks

✗

Full report

Mail report for tu-chemnitz.de ›