gbslan.dk DNS records

🖥️ Nameservers2 records 238ms

Nameserver	IP addresses	PTR	ASN / ISP
adi.ns.cloudflare.com	108.162.192.56 172.64.32.56 173.245.58.56 2606:4700:50::adf5:3a38 2803:f800:50::6ca2:c038 2a06:98c1:50::ac40:2038	adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com adi.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mark.ns.cloudflare.com	108.162.193.130 172.64.33.130 173.245.59.130 2606:4700:58::adf5:3b82 2803:f800:50::6ca2:c182 2a06:98c1:50::ac40:2182	mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com mark.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 241ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.16.152	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.168	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records2 records 216ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod6-cph3.one.com	185.164.14.70	mx1.pub.mailpod6-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod6-cph3.one.com	185.164.14.71	mx2.pub.mailpod6-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)2 records 233ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:1098	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:d5a8	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 246ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.16.152,172.67.213.168 ech=AEX+DQBBagAgACCgSYh6hEVGV8queDHkwLSxAxwipiu+NFluCybHmINYEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:1098,2606:4700:3031::ac43:d5a8

📝 TXT Records1 records 747ms

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

✉️ SPF

Policy	Record (gbslan.dk)
-all (hard 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
CNAME	_acme-challenge.gbslan.dk	gbslan.dk.acme.service.one.com

🔗 TLSA / DANE2 records 219ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…
SMTP _25._tcp.mx2.pub.mailpod6-cph3.one.com	DANE-EE · SPKI · SHA-256	515D397B5EA735D3D3F24127EB4925FA…

🔐 DNSSEC314ms

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

🏷️ SOA225ms

Field	Value
Serial	2405633811
Primary NS (MNAME)	adi.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

238ms

A

241ms

MX

216ms

AAAA

233ms

TXT

747ms

CAA

213ms

HTTPS

246ms

TLSA

219ms

SOA

225ms

MTA-STS

230ms

DNSSEC

314ms

SRV

370ms

Total

2625ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 17:52:12	1177ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-27 19:57:51	1043ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-27 06:13:34	896ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-26 06:15:06	1386ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-08-08 05:42:45	25601ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-07-06 23:30:34	1939ms	2 NS 2 A 2 MX	❓ Unknown	View
2026-06-25 08:41:25	2625ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-25 04:54:11	1100ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-23 15:01:21	1222ms	2 NS 2 A 2 MX	🔓 Insecure	View
2026-06-17 09:17:54	1462ms	2 NS 2 A 2 MX	🔓 Insecure	View