frs-koenigslinjen.dk DNS records

🖥️ Nameservers2 records 90ms

Nameserver	IP addresses	PTR	ASN / ISP
clyde.ns.cloudflare.com	108.162.193.91 172.64.33.91 173.245.59.91 2606:4700:58::adf5:3b5b 2803:f800:50::6ca2:c15b 2a06:98c1:50::ac40:215b	clyde.ns.cloudflare.com clyde.ns.cloudflare.com clyde.ns.cloudflare.com clyde.ns.cloudflare.com clyde.ns.cloudflare.com clyde.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
vera.ns.cloudflare.com	108.162.192.147 172.64.32.147 173.245.58.147 2606:4700:50::adf5:3a93 2803:f800:50::6ca2:c093 2a06:98c1:50::ac40:2093	vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com vera.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.19.188	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.188.137	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 78ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	. Null MX — domain accepts no email (RFC 7505)

🔷 AAAA Records (IPv6)2 records 97ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::6815:13bc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:bc89	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=104.21.19.188,172.67.188.137 ech=AEX+DQBBqgAgACBToaOlI/XdWcaBs2n/e11+KUwoMzGMzoAzloPSQDMwAQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:13bc,2606:4700:3037::ac43:bc89

📝 TXT Records1 records 537ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (frs-koenigslinjen.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.frs-koenigslinjen.dk)
p=reject	v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s

📬 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)

🔐 DNSSEC341ms

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	2413573253
Primary NS (MNAME)	clyde.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

90ms

A

59ms

MX

78ms

AAAA

97ms

TXT

537ms

CAA

115ms

HTTPS

125ms

TLSA

188ms

SOA

0ms

MTA-STS

126ms

DNSSEC

341ms

SRV

228ms

Total

1668ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 11:55:27	1668ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-25 08:23:17	2484ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-08 01:42:37	1402ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-18 01:33:30	876ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-14 15:26:36	9706ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-02 13:49:20	8092ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 00:52:21	1084ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 09:36:09	670ms	2 NS 2 A 0 MX	🔓 Insecure	View