opført.dk xn--opfrt-xua.dk
Last scanned: 2026-06-25 13:56:53  ·  3249ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers3 records   235ms
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   239ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.98.139.7 3600s linux3.dform.dk AS24940 Hetzner Online GmbH 91.98.0.0/15 🇩🇪 Germany Nuremberg
📧 MX Records1 records   254ms
PriorityTTLMail ServerIP addressesPTRASN
5 3600s mail.xn--opfrt-xua.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   602ms
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   863ms
TXT Record
v=spf1 a mx a:xn--opfrt-xua.dk ip4:91.98.139.7 ip6:2a01:4f8:1c1a:22c5::1 ~all
✉️ SPF
PolicyRecord (opført.dk)
~all (soft fail) v=spf1 a mx a:xn--opfrt-xua.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   312ms
FlagsTagValue
0 issuewild letsencrypt.org
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC334ms
CheckResult
Validation Status❓ Unknown
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsresolution failed: ncache nxdomain
🏷️ SOA576ms
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
235ms
A
239ms
MX
254ms
AAAA
602ms
TXT
863ms
CAA
312ms
HTTPS
268ms
TLSA
486ms
SOA
576ms
MTA-STS
336ms
DNSSEC
334ms
SRV
561ms
Total
3249ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-25 13:56:53 3249ms 3 NS 1 A 1 MX ❓ Unknown View
2026-06-22 19:04:39 9305ms 3 NS 1 A 1 MX ❓ Unknown View
2026-06-19 14:51:17 349ms 0 NS 0 A 0 MX 🔒 Secure View
2026-06-17 14:22:09 4972ms 3 NS 1 A 1 MX 🔒 Secure View
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