itdd.dk
📜 Historical scan 2026-06-17 13:28:29  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers6 records   197ms
NameserverIP addressesPTRASN / ISP
itdd.dk 95.138.221.135 mail.itdd.dk AS39642 Sinal A/S
ns1.he.net 2001:470:100::2
216.218.130.2		 ns1.he.net
ns1.he.net		 AS6939 Hurricane Electric LLC
AS6939 Hurricane Electric LLC
ns2.he.net 2001:470:200::2
216.218.131.2		 ns2.he.net
ns2.he.net		 AS6939 Hurricane Electric LLC
AS6939 Hurricane Electric LLC
ns3.he.net 2001:470:300::2
216.218.132.2		 ns3.he.net
ns3.he.net		 AS6939 Hurricane Electric LLC
AS6939 Hurricane Electric LLC
ns4.he.net 2001:470:400::2
216.66.1.2		 ns4.he.net
ns4.he.net		 AS6939 Hurricane Electric LLC
AS6939 Hurricane Electric LLC
ns5.he.net 2001:470:500::2
216.66.80.18		 ns5.he.net
ns5.he.net		 AS6939 Hurricane Electric LLC
AS6939 Hurricane Electric LLC
🌍 A Records1 records   26ms
IPTTLPTRASNISP / OrgCIDRCountryCity
95.138.221.135 — mail.itdd.dk AS39642 Sinal A/S 95.138.208.0/20 🇩🇰 Denmark Silkeborg
📧 MX Records1 records   192ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mail.itdd.dk 95.138.221.135 mail.itdd.dk AS39642 Sinal A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   476ms
TXT Record
v=spf1 a mx ~all
✉️ SPF
PolicyRecord (itdd.dk)
~all (soft fail) v=spf1 a mx ~all
📨 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)
🔐 DNSSEC316ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA180ms
FieldValue
Serial2026107461
Primary NS (MNAME)itdd.dk
Responsible (RNAME)hostmaster@itdd.dk
Refresh7200s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
197ms
A
26ms
MX
192ms
AAAA
62ms
TXT
476ms
CAA
186ms
HTTPS
191ms
TLSA
307ms
SOA
180ms
MTA-STS
81ms
DNSSEC
316ms
SRV
0ms
Total
2365ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 07:48:18 9889ms 6 NS 1 A 1 MX 🔓 Insecure View
2026-07-03 17:55:39 2725ms 6 NS 1 A 1 MX 🔓 Insecure View
2026-07-02 08:27:00 1152ms 6 NS 1 A 1 MX 🔓 Insecure View
2026-07-01 11:53:11 1396ms 6 NS 1 A 1 MX 🔓 Insecure View
2026-06-27 05:06:58 1784ms 6 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 20:19:12 1494ms 6 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 13:28:29 2365ms 6 NS 1 A 1 MX 🔓 Insecure View
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