sailingcolumbie.dk

📜 Historical scan 2026-06-24 19:28:37 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sailingcolumbie.dk is a .dk domain served by 2 nameservers (meiling.ns.cloudflare.com, sullivan.ns.cloudflare.com). It was registered on 12 September 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.59.121 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no 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 254ms

Nameserver	IP addresses	PTR	ASN / ISP
meiling.ns.cloudflare.com	108.162.194.254 162.159.38.254 172.64.34.254 2606:4700:50::a29f:26fe 2803:f800:50::6ca2:c2fe 2a06:98c1:50::ac40:22fe	meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com meiling.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sullivan.ns.cloudflare.com	108.162.195.161 162.159.44.161 172.64.35.161 2606:4700:58::a29f:2ca1 2803:f800:50::6ca2:c3a1 2a06:98c1:50::ac40:23a1	sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.ns.cloudflare.com sullivan.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 259ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.59.121	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.177.52	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 229ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:3b79	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::ac43:b134	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 232ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.59.121,172.67.177.52 ech=AEX+DQBBLAAgACDQvITey2Xc5a2pNV27963QnJAoAnsJv042o3sbkQTnIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3b79,2606:4700:3033::ac43:b134

📝 TXT Records#

1 records 527ms

TXT Record
google-site-verification=RI_pIDspoeCXouSR0WYK4iMA8ZqEL4XPjYIXHgzQB04

✉️ 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-23 02:56:47

www	104.21.59.121 172.67.177.52 2606:4700:3033::6815:3b79 2606:4700:3033::ac43:b134 (AS13335) (address records, no CNAME)
www vs bare domain	Same network sailingcolumbie.dk: 104.21.59.121 172.67.177.52 2606:4700:3033::6815:3b79 2606:4700:3033::ac43:b134 (AS13335) www.sailingcolumbie.dk: 104.21.59.121 172.67.177.52 2606:4700:3033::6815:3b79 2606:4700:3033::ac43:b134 (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

335ms

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

🏷️ SOA#

232ms

Field	Value
Serial	2404396586
Primary NS (MNAME)	meiling.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-23 03:16:51

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2017-09-12
Expires	2027-09-30 (341d)

🔗 Same registrant#

12 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
baadogsejlads.dk	DANDOMAIN A/S
columbierejser.dk	DANDOMAIN A/S
danskgastebørs.dk	DANDOMAIN A/S
dansksejlklub.dk	DANDOMAIN A/S
dansksejlunions.dk	DANDOMAIN A/S
fjernekyster.dk	DANDOMAIN A/S
gasterejser.dk	DANDOMAIN A/S
gastmagasinet.dk	DANDOMAIN A/S
langturssejlere.dk	DANDOMAIN A/S
marinespa.dk	DANDOMAIN A/S
maritimerejser.dk	DANDOMAIN A/S
sejlerejser.dk	DANDOMAIN A/S

📋 WHOIS#

⏱️ Lookup Timing#

254ms

259ms

258ms

AAAA

229ms

TXT

527ms

CAA

244ms

HTTPS

232ms

TLSA

372ms

SOA

232ms

MTA-STS

552ms

DNSSEC

335ms

SRV

272ms

Total

2740ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 02:56:47	378ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-22 01:31:01	441ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-09 09:11:41	605ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-02 22:38:10	731ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-01 22:35:54	841ms	1 NS 0 A 0 MX	❓ Unknown
2026-09-23 20:51:13	2545ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-30 19:19:02	1031ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-28 22:09:33	1154ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-25 08:09:35	1934ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-27 02:31:54	783ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-24 19:28:37 shown	2740ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 07:02:31	662ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-20 01:22:09	2971ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 23:15:08	720ms	2 NS 2 A 0 MX	🔓 Insecure