cederborg.dk DNS records

🖥️ Nameservers2 records 160ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	—	—	—
ns02.one.com	—	—	—

🌍 A Records1 records 163ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.213.121	—	webcluster2.webpod13-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records4 records 169ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	—	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)1 records 173ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:10b:80ca:a425:7225:2c1e	—	—	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 253ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC316ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA183ms

Field	Value
Serial	2026061301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

160ms

A

163ms

MX

169ms

AAAA

173ms

TXT

349ms

CAA

159ms

HTTPS

168ms

TLSA

253ms

SOA

183ms

MTA-STS

171ms

DNSSEC

316ms

SRV

0ms

Total

2437ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 09:43:34	2879ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-08-14 09:18:03	2545ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-17 08:01:53	976ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-08 13:11:03	2061ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-01 02:19:49	2618ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-24 18:24:44	641ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 22:35:31	41125ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 20:17:48	2437ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 20:00:57	567ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 20:00:52	857ms	2 NS 1 A 4 MX	🔒 Secure	View