flimmer.dk
Last scanned: 2026-08-30 00:10:43  ·  1557ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   125ms
🌍 A Records1 records   122ms
📧 MX Records1 records   78ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s .  Null MX — domain accepts no email (RFC 7505)
🔷 AAAA Records (IPv6)1 records   148ms
🔐 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)
🔐 DNSSEC288ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082901
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 RegistrationWHOIS fetched 2026-07-02 21:16:02
FieldValue
RegistrarONE.COM A/S
Registered1999-05-04
Expires2027-06-30 (300d)
📋 WHOIS
⏱️ Lookup Timing
NS
125ms
A
122ms
MX
78ms
AAAA
148ms
TXT
312ms
CAA
93ms
HTTPS
92ms
TLSA
429ms
SOA
0ms
MTA-STS
175ms
DNSSEC
288ms
SRV
140ms
Total
1557ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-30 00:10:43 1557ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 15:04:25 494ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-22 11:41:42 5157ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-30 19:37:53 731ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-02 21:15:42 2475ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 20:23:38 543ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 09:43:00 397ms 2 NS 1 A 0 MX 🔒 Secure View
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