grauscentre.dk DNS records

🖥️ Nameservers2 records 85ms

Nameserver	IP addresses	PTR	ASN / ISP
duke.ns.cloudflare.com	108.162.193.110 172.64.33.110 173.245.59.110 2606:4700:58::adf5:3b6e 2803:f800:50::6ca2:c16e 2a06:98c1:50::ac40:216e	duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
nova.ns.cloudflare.com	108.162.194.129 162.159.38.129 172.64.34.129 2606:4700:50::a29f:2681 2803:f800:50::6ca2:c281 2a06:98c1:50::ac40:2281	nova.ns.cloudflare.com nova.ns.cloudflare.com nova.ns.cloudflare.com nova.ns.cloudflare.com nova.ns.cloudflare.com nova.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 85ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.58.118	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.159.106	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records4 records 86ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod9-cph3.one.com	185.164.14.118	mx1.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod9-cph3.one.com	185.164.14.119	mx2.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod9-cph3.one.com	185.164.14.120	mx3.pub.mailpod9-cph3.one.com	AS51468 One.com A/S
10	300s	mx4.pub.mailpod9-cph3.one.com	185.164.14.124	mx4.pub.mailpod9-cph3.one.com	AS51468 One.com A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.159.106
🔶 Autoconfig	172.67.159.106

🔷 AAAA Records (IPv6)2 records 97ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:9f6a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:3a76	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 89ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.58.118,172.67.159.106 ech=AEX+DQBBfAAgACCaSdKfOkVtfgrEvjJZeX9Z9pz8VM9uru6pv09/4UTVLgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:9f6a,2606:4700:3036::6815:3a76

📝 TXT Records1 records 416ms

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

✉️ SPF

Policy	Record (grauscentre.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

🔗 TLSA / DANE4 records 287ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…
SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com	DANE-EE · SPKI · SHA-256	45270A69B37BD0C454F2B3E54CC89AD7…

🔐 DNSSEC213ms

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

🏷️ SOA0ms

Field	Value
Serial	2412624477
Primary NS (MNAME)	duke.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

85ms

A

85ms

MX

86ms

AAAA

97ms

TXT

416ms

CAA

111ms

HTTPS

89ms

TLSA

287ms

SOA

0ms

MTA-STS

116ms

DNSSEC

213ms

SRV

8090ms

Total

9868ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-19 20:06:02	9868ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-18 20:00:36	9167ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-14 23:22:01	5791ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-08-13 14:48:14	1338ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-26 04:56:39	1066ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-24 17:07:03	1045ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-22 11:57:12	906ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 22:05:43	603ms	2 NS 2 A 4 MX	🔓 Insecure	View
2026-06-17 10:14:38	3330ms	2 NS 2 A 4 MX	🔓 Insecure	View