bysejer.dk
Last scanned: 2026-08-12 15:17:01  ·  5588ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   341ms
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   160ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.158.133.1 600s lovable-app-cd-1-4.p.l5e.io AS13335 Cloudflare, Inc. 185.158.133.0/24 🇩🇪 Germany Frankfurt am Main
📧 MX Records4 records   199ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod14-cph3.one.com 185.10.9.212 mx1.pub.mailpod14-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod14-cph3.one.com 185.10.9.213 mx2.pub.mailpod14-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod14-cph3.one.com 185.10.9.214 mx3.pub.mailpod14-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod14-cph3.one.com 185.10.9.215 mx4.pub.mailpod14-cph3.one.com AS51468 One.com A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   486ms
TXT Record
google-site-verification=4d9PbSeYfP9DkAcG0nv5ETqC7DS6AkChM9rK966czjs
✉️ SPF
✗ No SPF record — mail spoofing not restricted
📨 DMARC
PolicyRecord (_dmarc.bysejer.dk)
p=none (monitor only) v=DMARC1; p=none;
📬 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   300ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com DANE-EE · SPKI · SHA-256 A4B9A2A35B513EFAC91F5A3C11DD0C58…
🔐 DNSSEC381ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081101
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
341ms
A
160ms
MX
199ms
AAAA
249ms
TXT
486ms
CAA
326ms
HTTPS
265ms
TLSA
300ms
SOA
0ms
MTA-STS
280ms
DNSSEC
381ms
SRV
323ms
Total
5588ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-12 15:17:01 5588ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-18 02:03:47 922ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-12 21:09:34 1035ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-25 09:21:37 2854ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-24 06:30:27 948ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-16 18:25:08 925ms 2 NS 1 A 4 MX 🔒 Secure View
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