frs-koenigslinjen.dk

📜 Historical scan 2026-10-22 14:42:20 · ← 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). Mail is handled by .. 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 68ms

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 Records#

2 records 129ms

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 Records#

1 records 130ms

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

🔷 AAAA Records (IPv6)#

2 records 135ms

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 Records#

1 records 80ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.19.188,172.67.188.137 ech=AEX+DQBBtAAgACAFAuo6xYp9it0wYsjsQupFfsEZSoNEToEr5GU6FELhdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:13bc,2606:4700:3037::ac43:bc89

📝 TXT Records#

1 records 315ms

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#

236ms

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

🏷️ SOA#

23ms

Field	Value
Serial	2415646857
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 (246d)

🔗 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#

68ms

129ms

130ms

AAAA

135ms

TXT

315ms

CAA

131ms

HTTPS

80ms

TLSA

965ms

SOA

23ms

MTA-STS

136ms

DNSSEC

236ms

SRV

160ms

Total

2500ms

🕐 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 shown	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	670ms	2 NS 2 A 0 MX	🔓 Insecure