duvald-nygaard.dk
Last scanned: 2026-07-12 21:33:43  ·  13681ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   46ms
NameserverIP addressesPTRASN / ISP
linux3.dform.dk 2a01:4f8:1c1a:22c5::1
91.98.139.7		 —
linux3.dform.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns1.dform.dk 2a01:4f8:c17:5dd1::1
88.99.33.43		 ns1.dform.dk
ns1.dform.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
ns2.dform.dk 2a01:4f9:c010:18ac::1
65.21.180.171		 ns2.dform.dk
ns2.dform.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🌍 A Records1 records   67ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.98.139.7 3600s linux3.dform.dk AS24940 Hetzner Online GmbH 91.98.0.0/15 🇩🇪 Germany Nuremberg
📧 MX Records1 records   67ms
PriorityTTLMail ServerIP addressesPTRASN
5 3600s mail.duvald-nygaard.dk 2a01:4f8:1c1a:22c5::1
91.98.139.7		 —
linux3.dform.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover91.98.139.7
🔶 Autoconfig91.98.139.7
🔷 AAAA Records (IPv6)1 records   45ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:4f8:1c1a:22c5::1 3600s — AS24940 Hetzner Online GmbH 2a01:4f8:0:0:0:0:0:0/31 🇩🇪 Germany Nuremberg
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   300ms
TXT Record
v=spf1 a mx a:duvald-nygaard.dk ip4:91.98.139.7 ip4:91.98.139.7 ip6:2a01:4f8:1c1a:22c5::1 ~all
✉️ SPF
PolicyRecord (duvald-nygaard.dk)
~all (soft fail) v=spf1 a mx a:duvald-nygaard.dk ip4:91.98.139.7 ip4:91.98.139.7 ip6:2a01:4f8:1c1a:22c5::1 ~all
📨 DMARC
PolicyRecord (_dmarc.duvald-nygaard.dk)
p=reject v=DMARC1; p=reject; pct=100; ruf=mailto:postmaster@duvald-nygaard.dk; rua=mailto:postmaster@duvald-nygaard.dk
📬 MTA-STS
✗ No MTA-STS policy — SMTP TLS not enforced
📈 TLSRPT
✗ No TLSRPT record — no SMTP TLS failure reporting
📜 CAA Records1 records   45ms
FlagsTagValue
0 issuewild letsencrypt.org
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC9062ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA23ms
FieldValue
Serial2026012701
Primary NS (MNAME)linux3.dform.dk
Responsible (RNAME)root@linux3.dform.dk
Refresh3600s
Retry600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
46ms
A
67ms
MX
67ms
AAAA
45ms
TXT
300ms
CAA
45ms
HTTPS
45ms
TLSA
91ms
SOA
23ms
MTA-STS
73ms
DNSSEC
9062ms
SRV
68ms
Total
13681ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-12 21:33:43 13681ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-26 00:50:57 3925ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 04:29:58 1022ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-24 02:01:14 1158ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-20 16:19:09 4943ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 05:05:18 2406ms 3 NS 1 A 1 MX 🔓 Insecure View
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