fladstjerne.dk
Last scanned: 2026-08-16 23:23:31  ·  5401ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   49ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records
🌍
No A records found
📧 MX Records2 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s smtp1.mailfence.com 212.3.242.78
212.3.242.78		 78.64-127.242.3.212.in-addr.arpa
smtp1.mailfence.com		 AS3356 Level 3 Parent, LLC
AS3356 Level 3 Parent, LLC
10 43200s smtp2.mailfence.com 212.3.242.79
212.3.242.79		 79.64-127.242.3.212.in-addr.arpa
smtp2.mailfence.com		 AS3356 Level 3 Parent, LLC
AS3356 Level 3 Parent, LLC
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   179ms
TXT Record
chal=xdtsp7
v=spf1 include:_spf.mailfence.com -all
✉️ SPF
PolicyRecord (fladstjerne.dk)
-all (hard fail) v=spf1 include:_spf.mailfence.com -all
📨 DMARC
PolicyRecord (_dmarc.fladstjerne.dk)
p=reject v=DMARC1; p=reject; rua=mailto:rene@fladstjerne.dk
📬 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 / DANE4 records   128ms
Service / OwnerTypeCert association
SMTP _25._tcp.smtp1.mailfence.com DANE-EE · SPKI · SHA-256 1FC09052127013E1C9EDAD4226D28D9E…
SMTP _25._tcp.smtp1.mailfence.com DANE-EE · SPKI · SHA-256 365AA7163E8212E423036D917C90CB48…
SMTP _25._tcp.smtp2.mailfence.com DANE-EE · SPKI · SHA-256 365AA7163E8212E423036D917C90CB48…
SMTP _25._tcp.smtp2.mailfence.com DANE-EE · SPKI · SHA-256 1FC09052127013E1C9EDAD4226D28D9E…
🔐 DNSSEC85ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA51ms
FieldValue
Serial2026081301
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
49ms
A
46ms
MX
49ms
AAAA
49ms
TXT
179ms
CAA
49ms
HTTPS
64ms
TLSA
128ms
SOA
51ms
MTA-STS
62ms
DNSSEC
85ms
SRV
67ms
Total
5401ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-16 23:23:31 5401ms 2 NS 0 A 2 MX 🔒 Secure View
2026-08-15 16:48:26 1321ms 2 NS 0 A 2 MX 🔒 Secure View
2026-07-17 07:13:06 1409ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-27 22:13:03 3935ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-24 22:44:55 1771ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-24 16:12:11 763ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-20 05:35:51 1289ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-17 10:18:17 2782ms 2 NS 0 A 2 MX 🔒 Secure View
2026-06-17 10:05:18 737ms 2 NS 0 A 2 MX 🔒 Secure View
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