ngdc.dk
Last scanned: 2026-08-26 09:59:19  ·  791ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   49ms
NameserverIP addressesPTRASN / ISP
authns1.ngdc.net 2001:1448:0:a800::53
217.30.38.181		 authns1.ngdc.net
dns1.sentia.dk		 AS47292 Sentia Denmark A/S
AS47292 Sentia Denmark A/S
authns2.ngdc.net 2001:1448:0:a500::53
217.30.38.27		 authns2.ngdc.net
dns2.sentia.dk		 AS47292 Sentia Denmark A/S
AS47292 Sentia Denmark A/S
🌍 A Records1 records   61ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.66.19.8 86400s www.netgroup.dk AS47292 Sentia Denmark A/S 77.66.16.0/20 🇩🇰 Denmark Karlslunde
📧 MX Records2 records   46ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mailgw03.netgroup.dk 2001:1448:240:83c::4d42:4c02
77.66.76.2		 mailgw03.netgroup.dk
mailgw03.netgroup.dk		 AS47292 Sentia Denmark A/S
AS47292 Sentia Denmark A/S
10 3600s mailgw04.netgroup.dk 2001:1448:40:1:250:56ff:feb2:2a93
77.66.76.17		 mailgw04.netgroup.dk
mailgw04.netgroup.dk		 AS47292 Sentia Denmark A/S
AS47292 Sentia Denmark A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   234ms
TXT Record
v=spf1 a:mailrelay.ngdc.net mx -all
✉️ SPF
PolicyRecord (ngdc.dk)
-all (hard fail) v=spf1 a:mailrelay.ngdc.net mx -all
📨 DMARC
PolicyRecord (_dmarc.ngdc.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:aslmubyn@ag.dmarcian.com; aspf=r;adkim=r
📬 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)
🔐 DNSSEC112ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2017091100
Primary NS (MNAME)authns1.ngdc.net
Responsible (RNAME)hostmaster@ngdc.net
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)86400s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
49ms
A
61ms
MX
46ms
AAAA
54ms
TXT
234ms
CAA
64ms
HTTPS
81ms
TLSA
104ms
SOA
0ms
MTA-STS
100ms
DNSSEC
112ms
SRV
95ms
Total
791ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 09:59:19 791ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-25 15:41:14 7686ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-22 06:04:33 517ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-18 03:05:17 1029ms 2 NS 1 A 2 MX 🔓 Insecure View
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