krebsehuset.dk
Last scanned: 2026-08-28 08:10:23  ·  1462ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   60ms
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   56ms
IPTTLPTRASNISP / OrgCIDRCountryCity
82.165.189.144 86400s gn51.gullestrupnet.dk AS8560 IONOS SE 82.165.0.0/16 🇩🇪 Germany —
📧 MX Records2 records   54ms
PriorityTTLMail ServerIP addressesPTRASN
10 86400s mail.krebsehuset.dk 82.165.189.144 gn51.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   694ms
TXT Record
v=spf1 +a +mx -all
✉️ SPF
PolicyRecord (krebsehuset.dk)
-all (hard fail) v=spf1 +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)
🔐 DNSSEC987ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA0ms
FieldValue
Serial2016020103
Primary NS (MNAME)ns51.gullestrupnet.dk
Responsible (RNAME)sskov@city.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)10800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
60ms
A
56ms
MX
54ms
AAAA
63ms
TXT
694ms
CAA
78ms
HTTPS
76ms
TLSA
112ms
SOA
0ms
MTA-STS
101ms
DNSSEC
987ms
SRV
1008ms
Total
1462ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 08:10:23 1462ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-08-26 15:39:11 2445ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-27 03:55:27 1369ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-25 00:44:55 4736ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-20 09:18:26 858ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-17 14:41:43 1728ms 2 NS 1 A 2 MX 🔓 Insecure View
dhd.dk [/] search Domains, Hosts & DNS — .dk zone