læserklub.dk DNS records

🖥️ Nameservers2 records 152ms

Nameserver	IP addresses	PTR	ASN / ISP
justin.ns.cloudflare.com	108.162.193.187 172.64.33.187 173.245.59.187 2606:4700:58::adf5:3bbb 2803:f800:50::6ca2:c1bb 2a06:98c1:50::ac40:21bb	justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com justin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
serena.ns.cloudflare.com	108.162.192.220 172.64.32.220 173.245.58.220 2606:4700:50::adf5:3adc 2803:f800:50::6ca2:c0dc 2a06:98c1:50::ac40:20dc	serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com serena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 94ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.81.159	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.190.3	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 131ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:519f	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:be03	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 125ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.81.159,172.67.190.3 ech=AEX+DQBBQAAgACDKJR7kX9UV9stRW82GOY7Z3p4hoTi4sL6UXw7+QeBoPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:519f,2606:4700:3037::ac43:be03

📝 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.læserklub.dk	KCcLfHSbeQzbVM371qpCllB9VUouO556EcazaLZwyx8
TXT	_acme-challenge.læserklub.dk	NKGJ1wRXUqPiSqDzGZZuCwB5b2XUM6dEctP8QYCZ3Zg

🔗 TLSA / DANE

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

🔐 DNSSEC246ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	ncache nxdomain overridden by dig AD

🏷️ SOA0ms

Field	Value
Serial	2413525966
Primary NS (MNAME)	justin.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

152ms

A

94ms

MX

83ms

AAAA

131ms

TXT

392ms

CAA

118ms

HTTPS

125ms

TLSA

143ms

SOA

0ms

MTA-STS

166ms

DNSSEC

246ms

SRV

179ms

Total

1412ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 14:52:13	1412ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-27 20:55:25	505ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-26 16:27:51	795ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-23 19:46:30	2891ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-11 01:56:30	1017ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-07-27 15:55:46	2683ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-07-14 21:51:36	658ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-07-02 14:11:44	818ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-26 11:19:08	910ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-24 07:11:18	1181ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 00:14:56	583ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-18 14:33:47	1083ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-17 12:58:38	714ms	2 NS 2 A 0 MX	🔒 Secure	View