frs-koenigslinjen.dk

📜 Historical scan 2026-06-17 09:36:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frs-koenigslinjen.dk is a .dk domain served by 2 nameservers (clyde.ns.cloudflare.com, vera.ns.cloudflare.com). It was registered on 29 June 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.19.188 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
clyde.ns.cloudflare.com	—	—	—
vera.ns.cloudflare.com	—	—	—

🌍 A Records#

2 records 35ms

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

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:bc89	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:13bc	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.19.188,172.67.188.137 ech=AEX+DQBBBwAgACCqfmcfnIuoKJ5IlEf/fctMxRpLGzhWDr4T3BFQFMHreQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:bc89,2606:4700:3034::6815:13bc

📝 TXT Records#

1 records 215ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-23 22:29:21

www	104.21.19.188 172.67.188.137 2606:4700:3032::6815:13bc 2606:4700:3037::ac43:bc89 (AS13335) (address records, no CNAME)
www vs bare domain	Same network frs-koenigslinjen.dk: 104.21.19.188 172.67.188.137 2606:4700:3032::6815:13bc 2606:4700:3037::ac43:bc89 (AS13335) www.frs-koenigslinjen.dk: 104.21.19.188 172.67.188.137 2606:4700:3032::6815:13bc 2606:4700:3037::ac43:bc89 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

146ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2405278846
Primary NS (MNAME)	clyde.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-22 10:36:23

Field	Value
Registrar	InterNetX GmbH
Registered	2020-06-29
Expires	2027-06-30 (247d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
frs-königslinjen.dk	InterNetX GmbH
frsbaltik.dk	InterNetX GmbH

📋 WHOIS#

⏱️ Lookup Timing#

38ms

35ms

40ms

AAAA

33ms

TXT

215ms

CAA

35ms

HTTPS

37ms

TLSA

95ms

SOA

31ms

MTA-STS

106ms

DNSSEC

146ms

SRV

0ms

Total

670ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 22:29:20	1139ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-22 14:42:20	2500ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-17 23:32:18	661ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 03:47:59	929ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 06:42:03	453ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 18:53:37	567ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-24 01:48:38	618ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-19 14:33:24	1418ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-31 11:55:27	1668ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-25 08:23:17	2484ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-08 01:42:37	1402ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-18 01:33:30	876ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-14 15:26:36	9706ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-02 13:49:20	8092ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-21 00:52:21	1084ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 09:36:09 shown	670ms	2 NS 2 A 0 MX	🔓 Insecure