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uhc.com

Checked 2026-10-22 11:15 UTC · first added 2026-10-21
!Passed with warnings Score 82 of 100

Domain & DNS

warn

30 passed 2 warn 0 failed

Areas

iRegistration !Delegation iNameservers !SOA ✓DNSSEC ✓Records

Problems

  • !
    NS sets differ
    Delegation · The nameservers at the parent and in the zone should be the same. Only at the parent: edns4.ultradns.biz, edns4.ultradns.com, edns4.ultradns.net, edns4.ultradns.org. edns4.ultradns.biz, edns4.ultradns.com, edns4.ultradns.net, edns4.ultradns.org, epla1.corpnamesvcs.com, epla2.corpnamesvcs.com report NS epla1.corpnamesvcs.com epla2.corpnamesvcs.com.
    #7
  • !
    Unusual SOA timers
    SOA · refresh 5m is outside 20m–1d. Current values: refresh 5m, retry 30s, expire 7d, negative TTL 15m.
    #23

Recent checks

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Full report

Domain & DNS report for uhc.com ›

Mail

warn

26 passed 4 warn 0 failed

Areas

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

Problems

  • !
    Hosts without IPv6
    MX · The following MX hosts could not be resolved to IPv6 addresses: mxa-0077b904.gslb.pphosted.com, mxb-0077b904.gslb.pphosted.com
    #11
  • !
    Signatures expire in 86h0m0s
    DNSSEC · DNSKEY signatures expire at 2026-10-26T01:33:56Z (in 86h0m0s). Check that re-signing works.
    #21
  • !
    1024-bit DKIM key
    DKIM · 1024-bit RSA keys are the minimum and are considered weak today: s2 (1024 bits). Rotate to a 2048-bit key.
    #23
  • !
    Not configured
    TLS · MTA-STS is not configured, so other mail servers fall back to unencrypted delivery when TLS fails or is stripped by an attacker. Publish a _mta-sts TXT record and a policy at https://mta-sts.<domain>/.well-known/mta-sts.txt.
    #32

Recent checks

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Full report

Mail report for uhc.com ›