filter-byen.dk
Last scanned: 2026-06-21 08:18:25  ·  2417ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   266ms
NameserverIP addressesPTRASN / ISP
ns.dandomain.dk 185.25.141.3
2a02:2339:4006:109::dd		 ns.dandomain.dk
ns.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.dandomain.dk 2a02:2339:1:108::dd:dd
91.197.248.66		 ns2.dandomain.dk
ns2.dandomain.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🌍 A Records1 records   196ms
IPTTLPTRASNISP / OrgCIDRCountryCity
93.191.155.240 300s forward.dnsfactory.dk AS48854 team.blue Denmark A/S 93.191.152.0/21 🇩🇰 Denmark —
📧 MX Records2 records   232ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.filter-byen.dk 80.160.71.163 mail1.curanet.dk AS3292 TDC Holding A/S
20 3600s backup-mx.zitcom.dk 46.36.212.34
46.36.212.36
46.36.212.37
46.36.212.38
89.188.78.64
89.188.78.65
89.188.78.66
94.231.106.12		 node4.spamfilter.io
node8.spamfilter.io
node6.spamfilter.io
node7.spamfilter.io
node3.spamfilter.io
node9.spamfilter.io
node10.spamfilter.io
node2.spamfilter.io		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
✗ No DMARC record — mail spoofing not restricted
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC421ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA215ms
FieldValue
Serial2023061501
Primary NS (MNAME)ns.dandomain.dk
Responsible (RNAME)hostmaster@dandomain.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
266ms
A
196ms
MX
232ms
AAAA
298ms
TXT
773ms
CAA
295ms
HTTPS
299ms
TLSA
228ms
SOA
215ms
MTA-STS
267ms
DNSSEC
421ms
SRV
357ms
Total
2417ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-21 08:18:25 2417ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-21 07:33:39 832ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-20 23:55:44 930ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 09:40:59 777ms 2 NS 1 A 2 MX 🔒 Secure View
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