mailon.dk
Last scanned: 2026-08-30 21:08:31  ·  2910ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   38ms
🌍 A Records1 records   37ms
📧 MX Records1 records   40ms
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover185.51.76.151
🔶 Autoconfig185.51.76.151
🔷 AAAA Records (IPv6)1 records   30ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
🔌 SRV Records1 records   57ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 0 443 mail1.zipmedia.dk
📝 TXT Records1 records   203ms
TXT Record
v=spf1 ip4:185.51.76.142 a mx -all
✉️ SPF
PolicyRecord (mailon.dk)
-all (hard fail) v=spf1 ip4:185.51.76.142 a mx -all
📨 DMARC
PolicyRecord (_dmarc.mailon.dk)
p=reject v=DMARC1; p=reject; adkim=s; aspf=s; rua=mailto:postmaster@zipmedia.dk;
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records1 records   39ms
FlagsTagValue
128 issue letsencrypt.org
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC99ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083004
Primary NS (MNAME)dns1.zipmedia.dk
Responsible (RNAME)support@zipmedia.dk
Refresh7200s
Retry180s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
38ms
A
37ms
MX
40ms
AAAA
30ms
TXT
203ms
CAA
39ms
HTTPS
34ms
TLSA
2388ms
SOA
0ms
MTA-STS
51ms
DNSSEC
99ms
SRV
57ms
Total
2910ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 21:08:31 2910ms 4 NS 1 A 1 MX 🔒 Secure View
2026-08-26 18:07:25 5801ms 4 NS 1 A 1 MX 🔒 Secure View
2026-08-12 02:48:11 6251ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-23 07:21:27 1176ms 4 NS 1 A 1 MX 🔒 Secure View
2026-07-01 22:37:47 2358ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-30 07:17:04 10074ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-28 03:27:24 8813ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-23 00:04:40 1267ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-18 08:17:29 1105ms 4 NS 1 A 1 MX 🔒 Secure View
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