copublica.dk DNS records

🖥️ Nameservers2 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
howard.ns.cloudflare.com	108.162.195.171 162.159.44.171 172.64.35.171 2606:4700:58::a29f:2cab 2803:f800:50::6ca2:c3ab 2a06:98c1:50::ac40:23ab	howard.ns.cloudflare.com howard.ns.cloudflare.com howard.ns.cloudflare.com howard.ns.cloudflare.com howard.ns.cloudflare.com howard.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
katelyn.ns.cloudflare.com	108.162.194.235 162.159.38.235 172.64.34.235 2606:4700:50::a29f:26eb 2803:f800:50::6ca2:c2eb 2a06:98c1:50::ac40:22eb	katelyn.ns.cloudflare.com katelyn.ns.cloudflare.com katelyn.ns.cloudflare.com katelyn.ns.cloudflare.com katelyn.ns.cloudflare.com katelyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.7.83	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.135.230	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records4 records 22ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	copublica.dk.mx.one.com	104.37.34.246 104.37.34.247 104.37.34.248 104.37.34.249	mx1.pub.mailpod12-cph3.one.com mx2.pub.mailpod12-cph3.one.com mx3.pub.mailpod12-cph3.one.com mx4.pub.mailpod12-cph3.one.com	AS51468 One.com A/S AS51468 One.com A/S AS51468 One.com A/S AS51468 One.com A/S
10	300s	mx1.pub.mailpod2-cph3.one.com	104.37.34.246	mx1.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod2-cph3.one.com	104.37.34.247	mx2.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod2-cph3.one.com	104.37.34.248	mx3.pub.mailpod12-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.7.83
🔶 Autoconfig	104.21.7.83

🔷 AAAA Records (IPv6)2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:753	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:87e6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 47ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.7.83,172.67.135.230 ech=AEX+DQBBzAAgACDHpwnbqQRrQxFsGzA/yaOSD5TTc2/1Vd5JMCQghbIcfwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:753,2606:4700:3034::ac43:87e6

📝 TXT Records1 records 171ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF

Policy	Record (copublica.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all

📨 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
TXT	_acme-challenge.copublica.dk	cZgthGr2N6GMBjT2dKb2tWpifXFwgl0r4WdkZqa7mwo
TXT	_acme-challenge.copublica.dk	hNkpwlNNgG9JwRlCHTS828-ORDDbIzOyKB2NtKsWfrg

🔗 TLSA / DANE3 records 68ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod2-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx2.pub.mailpod2-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…
SMTP _25._tcp.mx3.pub.mailpod2-cph3.one.com	DANE-EE · SPKI · SHA-256	3E81C76D10E1A717F28178710EADCAA8…

🔐 DNSSEC99ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2413673373
Primary NS (MNAME)	howard.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

27ms

A

31ms

MX

22ms

AAAA

33ms

TXT

171ms

CAA

26ms

HTTPS

47ms

TLSA

68ms

SOA

0ms

MTA-STS

40ms

DNSSEC

99ms

SRV

63ms

Total

1127ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 17:22:27	1127ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-28 04:49:29	784ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-11 03:03:39	1788ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-08 17:03:34	2355ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-07-17 23:27:53	12814ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-07-03 13:16:06	12859ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-29 16:00:07	1229ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-26 17:19:35	981ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-20 03:55:45	11927ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-16 22:26:07	2763ms	2 NS 2 A 4 MX	🔓 Insecure	View