gnub.dk
Last scanned: 2026-08-28 05:00:19  ·  700ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   49ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records1 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
94.231.103.100 600s dnsforward.simply.com AS48854 team.blue Denmark A/S 94.231.96.0/20 🇩🇰 Denmark —
📧 MX Records1 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s hackeruniverse.dk 2a01:488:66:1000:5c33:957c:0:1
92.51.149.124		 hackeruniverse.dk
hackeruniverse.dk		 AS20773 Host Europe GmbH
AS8972 Host Europe GmbH
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   152ms
TXT Record
v=spf1 mx -all
✉️ SPF
PolicyRecord (gnub.dk)
-all (hard fail) v=spf1 mx -all
📨 DMARC
PolicyRecord (_dmarc.gnub.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100;
📬 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)
🔐 DNSSEC78ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2022033000
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
49ms
A
40ms
MX
41ms
AAAA
46ms
TXT
152ms
CAA
41ms
HTTPS
50ms
TLSA
70ms
SOA
0ms
MTA-STS
66ms
DNSSEC
78ms
SRV
61ms
Total
700ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 05:00:19 700ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-29 13:26:05 786ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-25 19:02:38 866ms 4 NS 1 A 1 MX 🔒 Secure View
2026-06-17 10:00:22 720ms 4 NS 1 A 1 MX 🔒 Secure View
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