koehrsen.dk
Last scanned: 2026-08-31 12:49:44  ·  4763ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   47ms
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 Records1 records   54ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.87 3600s — AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records4 records   44ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.mailpod16-cph3.g1i.one.com 5.249.232.33 mx1.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx2.mailpod16-cph3.g1i.one.com 5.249.232.34 mx2.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx3.mailpod16-cph3.g1i.one.com 5.249.232.35 mx3.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx4.mailpod16-cph3.g1i.one.com 5.249.232.36 mx4.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
🔷 AAAA Records (IPv6)1 records   59ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10b:ba:71c7:1582:a4c5 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC93ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082902
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
47ms
A
54ms
MX
44ms
AAAA
59ms
TXT
169ms
CAA
43ms
HTTPS
48ms
TLSA
4078ms
SOA
0ms
MTA-STS
69ms
DNSSEC
93ms
SRV
67ms
Total
4763ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 12:49:44 4763ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-30 00:57:13 634ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-19 03:34:42 54373ms 2 NS 1 A 3 MX 🔒 Secure View
2026-08-16 21:08:22 3149ms 2 NS 1 A 3 MX 🔒 Secure View
2026-08-11 10:16:15 4518ms 2 NS 1 A 3 MX 🔒 Secure View
2026-07-25 05:18:02 25652ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-30 13:07:27 797ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-24 13:29:42 613ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-24 10:52:48 996ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-23 10:17:00 697ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-21 08:37:33 3038ms 2 NS 1 A 3 MX 🔒 Secure View
2026-06-20 16:38:35 1072ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-17 12:57:13 2312ms 2 NS 1 A 3 MX 🔒 Secure View
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