0hn0.dk
Last scanned: 2026-08-27 20:07:53  ·  558ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   52ms
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 Records
🌍
No A records found
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   163ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (0hn0.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.0hn0.dk)
p=reject v=DMARC1; p=reject; sp=reject; adkim=s; aspf=s; 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)
🔐 DNSSEC100ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2025081801
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
52ms
A
54ms
MX
45ms
AAAA
44ms
TXT
163ms
CAA
27ms
HTTPS
48ms
TLSA
29ms
SOA
0ms
MTA-STS
73ms
DNSSEC
100ms
SRV
66ms
Total
558ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 20:07:53 558ms 4 NS 0 A 0 MX 🔒 Secure View
2026-08-16 02:58:46 670ms 4 NS 0 A 0 MX 🔒 Secure View
2026-06-25 16:29:24 944ms 4 NS 0 A 0 MX 🔒 Secure View
2026-06-22 00:00:39 674ms 4 NS 0 A 0 MX 🔒 Secure View
2026-06-21 07:48:00 1106ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 12:33:50 682ms 4 NS 0 A 0 MX 🔒 Secure View
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