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it.com

Checked 2026-10-22 09:22 UTC · first added 2026-10-21
✗Problems found Score 81 of 100

Domain & DNS

warn

30 passed 1 warn 0 failed

Areas

iRegistration iDelegation ✓Nameservers ✓SOA ✓DNSSEC !Records

Problems

  • !
    Very low TTLs
    Records · These records have a TTL below 5m, causing extra queries and slower lookups: A (0s), MX (0s). Low TTLs are useful just before a planned change. The NS TTL at the parent is 2d and in the zone 1d; resolvers may use either.
    #32

Recent checks

!

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Mail

fail

29 passed 2 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.it.com/.well-known/mta-sts.txt": tls: failed to verify certificate: x509: certificate has expired or is not yet valid: current time 2026-10-22T09:22:13Z is after 2026-09-23T23:59:59Z.
    #33
  • !
    Hosts without IPv6
    MX · The following MX hosts could not be resolved to IPv6 addresses: mx10.it.com
    #11
  • !
    Single MX host, no backup
    MX · Only one MX record found. For better email reliability, consider adding at least one backup MX server.
    #12

Recent checks

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