mail2stroem.dk
Last scanned: 2026-07-02 03:30:43  ·  3823ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   63ms
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   54ms
IPTTLPTRASNISP / OrgCIDRCountryCity
82.165.189.144 14400s gn51.gullestrupnet.dk AS8560 IONOS SE 82.165.0.0/16 🇩🇪 Germany —
📧 MX Records2 records   108ms
PriorityTTLMail ServerIP addressesPTRASN
10 14400s mail.mail2stroem.dk 82.165.203.134 mail51.gullestrupnet.dk AS8560 IONOS SE
30 14400s 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   941ms
TXT Record
v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -all
✉️ SPF
PolicyRecord (mail2stroem.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)
🔐 DNSSEC83ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer
🏷️ SOA53ms
FieldValue
Serial2025103004
Primary NS (MNAME)ns51.gullestrupnet.dk
Responsible (RNAME)hostmaster@gullestrupnet.dk
Refresh10800s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)10800s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
63ms
A
54ms
MX
108ms
AAAA
54ms
TXT
941ms
CAA
62ms
HTTPS
52ms
TLSA
142ms
SOA
53ms
MTA-STS
92ms
DNSSEC
83ms
SRV
529ms
Total
3823ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-07-02 03:30:43 3823ms 2 NS 1 A 2 MX 🔓 Insecure View
2026-06-18 10:15:51 4937ms 2 NS 1 A 2 MX 🔓 Insecure View
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