opfoert.dk
Last scanned: 2026-06-24 20:02:19  ·  906ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   47ms
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   63ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.98.139.7 3600s linux3.dform.dk AS24940 Hetzner Online GmbH 91.98.0.0/15 🇩🇪 Germany Nuremberg
📧 MX Records1 records   93ms
PriorityTTLMail ServerIP addressesPTRASN
5 3600s mail.opfoert.dk 2a01:4f8:1c1a:22c5::1
91.98.139.7		 —
linux3.dform.dk		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
🔷 AAAA Records (IPv6)1 records   83ms
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   283ms
TXT Record
v=spf1 a mx a:opfoert.dk ip4:91.98.139.7 ip6:2a01:4f8:1c1a:22c5::1 ~all
✉️ SPF
PolicyRecord (opfoert.dk)
~all (soft fail) v=spf1 a mx a:opfoert.dk ip4:91.98.139.7 ip6:2a01:4f8:1c1a:22c5::1 ~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 Records1 records   66ms
FlagsTagValue
0 issuewild letsencrypt.org
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC90ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA45ms
FieldValue
Serial2026012000
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
47ms
A
63ms
MX
93ms
AAAA
83ms
TXT
283ms
CAA
66ms
HTTPS
144ms
TLSA
165ms
SOA
45ms
MTA-STS
85ms
DNSSEC
90ms
SRV
263ms
Total
906ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-24 20:02:19 906ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-19 08:22:27 1402ms 3 NS 1 A 1 MX 🔓 Insecure View
2026-06-17 13:54:17 2283ms 3 NS 1 A 1 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone