flensberg.dk
📜 Historical scan 2026-06-17 09:26:20  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   50ms
NameserverIP addressesPTRASN / ISP
ns01.one.com — — —
ns02.one.com — — —
🌍 A Records1 records   73ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.215.106 — webcluster2.webpod16-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records4 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx1.pub.mailpod14-cph3.one.com 185.10.9.212 mx1.pub.mailpod14-cph3.one.com AS51468 One.com A/S
10 — mx2.pub.mailpod14-cph3.one.com 185.10.9.213 mx2.pub.mailpod14-cph3.one.com AS51468 One.com A/S
10 — mx3.pub.mailpod14-cph3.one.com 185.10.9.214 mx3.pub.mailpod14-cph3.one.com AS51468 One.com A/S
10 — mx4.pub.mailpod14-cph3.one.com 185.10.9.215 mx4.pub.mailpod14-cph3.one.com AS51468 One.com A/S
🔷 AAAA Records (IPv6)1 records   46ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:111:8050:7464:8023:8e88 — — AS51468 One.com A/S 2a02:2350::/32 🇩🇰 Denmark Copenhagen
🔐 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 / DANE4 records   85ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 F9CAE2DF0FCB54F04130769823BED77A…
SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 F9CAE2DF0FCB54F04130769823BED77A…
SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 F9CAE2DF0FCB54F04130769823BED77A…
SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 F9CAE2DF0FCB54F04130769823BED77A…
🔐 DNSSEC165ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA41ms
FieldValue
Serial2026052101
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
50ms
A
73ms
MX
47ms
AAAA
46ms
TXT
182ms
CAA
68ms
HTTPS
46ms
TLSA
85ms
SOA
41ms
MTA-STS
51ms
DNSSEC
165ms
SRV
0ms
Total
889ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 01:22:23 735ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-05 19:22:53 1616ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-25 14:40:56 3165ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-23 07:17:09 1151ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 12:32:59 538ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-20 17:09:22 1427ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-17 09:26:20 889ms 2 NS 1 A 4 MX 🔒 Secure View
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