gertrudskothansen.dk
Last scanned: 2026-08-31 22:04:05  ·  1163ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   71ms
🌍 A Records1 records   98ms
📧 MX Records1 records   97ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   93ms
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records
📝
No TXT records found
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 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)
🔐 DNSSEC253ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083001
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
71ms
A
98ms
MX
97ms
AAAA
93ms
TXT
357ms
CAA
71ms
HTTPS
111ms
TLSA
141ms
SOA
0ms
MTA-STS
117ms
DNSSEC
253ms
SRV
158ms
Total
1163ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 22:04:05 1163ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-25 20:03:50 546ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-11 14:59:42 2064ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-31 01:03:48 641ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 11:40:41 596ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 11:06:43 2729ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-23 05:04:42 684ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 20:29:04 410ms 2 NS 1 A 1 MX ⚠️ Bogus View
2026-06-18 22:00:58 641ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 10:18:05 2423ms 2 NS 1 A 0 MX 🔒 Secure View
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