itsf.dk
Last scanned: 2026-08-31 12:17:39  ·  1328ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   127ms
NameserverIP addressesPTRASN / ISP
ns3.supportcenter.dk 87.54.32.150 — AS3292 TDC Holding A/S
ns4.supportcenter.dk 2.106.7.200 ns4.supportcenter.dk AS3292 TDC Holding A/S
🌍 A Records
🌍
No A records found
📧 MX Records1 records   137ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records3 records   336ms
TXT Record
HARICA-jQ3llNEBJDklK6cZkzf
MS=ms19823412
v=spf1 -all
✉️ SPF
PolicyRecord (itsf.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.itsf.dk)
p=reject v=DMARC1; p=reject;rua=mailto:dmarc@via.dk; ruf=mailto:dmarc@via.dk
📬 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)
🔐 DNSSEC319ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial861
Primary NS (MNAME)ns3.supportcenter.dk
Responsible (RNAME)hostmaster@supportcenter.dk
Refresh900s
Retry600s
Expire86400s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
127ms
A
84ms
MX
137ms
AAAA
151ms
TXT
336ms
CAA
82ms
HTTPS
171ms
TLSA
35ms
SOA
0ms
MTA-STS
189ms
DNSSEC
319ms
SRV
155ms
Total
1328ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 12:17:39 1328ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-28 23:22:47 857ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-25 15:32:09 435ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-23 23:03:41 627ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-18 11:31:59 1190ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-15 12:36:13 1035ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-12 14:04:03 625ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-08 20:31:50 3090ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-06 15:30:29 728ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-30 20:35:43 47383ms 2 NS 0 A 0 MX ❓ Unknown View
2026-07-29 11:25:45 442ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-24 18:19:17 674ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-22 14:19:55 649ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-21 09:03:51 730ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-18 10:13:35 651ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-15 13:43:13 656ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-13 15:03:43 661ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-08 14:11:30 1357ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-06 04:42:28 935ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-03 16:25:21 333ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-01 11:06:31 393ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-25 16:17:15 417ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-22 13:51:06 557ms 2 NS 0 A 1 MX ⚠️ Bogus View
2026-06-18 07:18:58 691ms 2 NS 0 A 0 MX 🔒 Secure View
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