tag-murer.dk DNS records

🖥️ Nameservers2 records 28ms

Nameserver	IP addresses	PTR	ASN / ISP
desi.ns.cloudflare.com	108.162.192.96 172.64.32.96 173.245.58.96 2606:4700:50::adf5:3a60 2803:f800:50::6ca2:c060 2a06:98c1:50::ac40:2060	desi.ns.cloudflare.com desi.ns.cloudflare.com desi.ns.cloudflare.com desi.ns.cloudflare.com desi.ns.cloudflare.com desi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jim.ns.cloudflare.com	108.162.193.125 172.64.33.125 173.245.59.125 2606:4700:58::adf5:3b7d 2803:f800:50::6ca2:c17d 2a06:98c1:50::ac40:217d	jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com jim.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 28ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.40.68	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.179.228	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records3 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1-dk.centerasecurity.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
10	300s	mx2-dk.centerasecurity.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
10	300s	mx3-dk.centerasecurity.dk	128.76.60.187 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	172.67.179.228

🔷 AAAA Records (IPv6)2 records 35ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::ac43:b3e4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:2844	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 22ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.40.68,172.67.179.228 ech=AEX+DQBBuAAgACBUiZzoF+8Qp/q0L7Fr7o9wQWl41LLlrVZI/zMql40BGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:b3e4,2606:4700:3036::6815:2844

🔌 SRV Records1 records 64ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 153ms

TXT Record
MS=ms42419761
v=spf1 include:_spf.centerasecurity.dk -all

✉️ SPF

Policy	Record (tag-murer.dk)
-all (hard fail)	v=spf1 include:_spf.centerasecurity.dk -all

📨 DMARC

Policy	Record (_dmarc.tag-murer.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:491ef5ba1d124788bb1846f36f0729b5@dmarc-reports.cloudflare.net

📬 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.tag-murer.dk	1aOwQCniy91a0eE9PBuupmIyk2bsnqB9lzMrUDALaLo
TXT	_acme-challenge.tag-murer.dk	fkoWZOLZvsjPeP04gyY6TgwBeMz8Mvkf6YmIEjuuHKg

🔗 TLSA / DANE6 records 54ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…

🔐 DNSSEC103ms

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	2413594967
Primary NS (MNAME)	desi.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

28ms

A

28ms

MX

30ms

AAAA

35ms

TXT

153ms

CAA

31ms

HTTPS

22ms

TLSA

54ms

SOA

0ms

MTA-STS

47ms

DNSSEC

103ms

SRV

64ms

Total

932ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 06:09:34	932ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-30 01:40:25	1819ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-26 15:52:07	1100ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-23 22:26:44	5824ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-06 12:06:53	1902ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-21 15:00:09	3674ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-07-16 15:53:53	1736ms	2 NS 2 A 3 MX	❓ Unknown	View
2026-06-21 08:13:17	3492ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-18 01:34:10	2039ms	2 NS 2 A 3 MX	🔓 Insecure	View