webmastersystem.dk DNS records

🖥️ Nameservers2 records 286ms

Nameserver	IP addresses	PTR	ASN / ISP
guy.ns.cloudflare.com	108.162.193.173 172.64.33.173 173.245.59.173 2606:4700:58::adf5:3bad 2803:f800:50::6ca2:c1ad 2a06:98c1:50::ac40:21ad	guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com guy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
melissa.ns.cloudflare.com	108.162.192.199 172.64.32.199 173.245.58.199 2606:4700:50::adf5:3ac7 2803:f800:50::6ca2:c0c7 2a06:98c1:50::ac40:20c7	melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com melissa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 261ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.33.25	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.158.15	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 263ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::ac43:9e0f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:2119	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 324ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.33.25,172.67.158.15 ech=AEX+DQBB3gAgACCPKMPUWYsfllfGVguuvZBi9k/vK3KCiR6DJ8kZWt9oGwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::ac43:9e0f,2606:4700:3036::6815:2119

📝 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

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC1643ms

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	2408316584
Primary NS (MNAME)	guy.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

286ms

A

261ms

MX

269ms

AAAA

263ms

TXT

1214ms

CAA

297ms

HTTPS

324ms

TLSA

556ms

SOA

0ms

MTA-STS

633ms

DNSSEC

1643ms

SRV

411ms

Total

8962ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 22:36:48	528ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-08-16 10:30:49	3331ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-07-17 00:08:13	745ms	2 NS 1 A 0 MX	🔓 Insecure	View
2026-07-03 10:54:09	8962ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 11:48:30	771ms	2 NS 2 A 0 MX	🔓 Insecure	View