fimmer.dk
Last scanned: 2026-06-19 10:23:11  ·  912ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   106ms
NameserverIP addressesPTRASN / ISP
ns51.gullestrupnet.dk 82.165.189.144 gn51.gullestrupnet.dk AS8560 IONOS SE
ns52.gullestrupnet.dk 82.165.203.134 mail51.gullestrupnet.dk AS8560 IONOS SE
🌍 A Records1 records   80ms
IPTTLPTRASNISP / OrgCIDRCountryCity
82.165.189.144 86400s gn51.gullestrupnet.dk AS8560 IONOS SE 82.165.0.0/16 🇩🇪 Germany —
📧 MX Records2 records   51ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mail.fimmer.dk 82.165.203.134 mail51.gullestrupnet.dk AS8560 IONOS SE
30 86400s backupmail.gullestrupnet.dk 82.165.203.134 mail51.gullestrupnet.dk AS8560 IONOS SE
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover82.165.189.144
🔶 Autoconfig82.165.189.144
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   390ms
TXT Record
v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -all
✉️ SPF
PolicyRecord (fimmer.dk)
-all (hard fail) v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -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 Records
✗ No CAA records — any CA may issue certificates
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC225ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA70ms
FieldValue
Serial2020051803
Primary NS (MNAME)ns51.gullestrupnet.dk
Responsible (RNAME)fimmer@fimmer.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)10800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
106ms
A
80ms
MX
51ms
AAAA
73ms
TXT
390ms
CAA
105ms
HTTPS
156ms
TLSA
149ms
SOA
70ms
MTA-STS
104ms
DNSSEC
225ms
SRV
233ms
Total
912ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-19 10:23:11 912ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-17 09:42:13 699ms 2 NS 1 A 2 MX 🔓 Insecure View
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