codebehind.dk DNS records

🖥️ Nameservers2 records 35ms

Nameserver	IP addresses	PTR	ASN / 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 55ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
109.74.204.4	43200s	109-74-204-4.ip.linodeusercontent.com	AS63949	Akamai Connected Cloud	109.74.192.0/20	🇬🇧 United Kingdom	London

📧 MX Records4 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	10800s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	10800s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	codebehind.dk → 109.74.204.4
🔶 Autoconfig	codebehind.dk → 109.74.204.4

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 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

🔏 ACME Challenge

Type	Name	Value
CNAME	_acme-challenge.codebehind.dk	codebehind.dk

🔗 TLSA / DANE4 records 100ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	068A81EDC98C58D5D494EDF2924D5F50…

🔐 DNSSEC115ms

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

🏷️ SOA0ms

Field	Value
Serial	2026032501
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

35ms

A

55ms

MX

41ms

AAAA

55ms

TXT

243ms

CAA

49ms

HTTPS

55ms

TLSA

100ms

SOA

0ms

MTA-STS

110ms

DNSSEC

115ms

SRV

88ms

Total

1113ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 02:23:41	1113ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-23 06:23:24	5033ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-13 19:01:11	8414ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-07-03 00:46:17	2545ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-26 07:33:59	900ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-25 20:19:02	1007ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-23 17:11:05	1182ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 04:57:25	1185ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 21:50:42	596ms	2 NS 1 A 4 MX	🔒 Secure	View
2026-06-16 21:40:48	738ms	2 NS 1 A 4 MX	🔒 Secure	View