sejlrens.dk

📜 Historical scan 2026-06-24 17:50:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sejlrens.dk is a .dk domain served by 2 nameservers (terin.ns.cloudflare.com, vida.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.37.224 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by lyra.webstream.dk. 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 304ms

Nameserver	IP addresses	PTR	ASN / ISP
terin.ns.cloudflare.com	108.162.193.236 172.64.33.236 173.245.59.236 2606:4700:58::adf5:3bec 2803:f800:50::6ca2:c1ec 2a06:98c1:50::ac40:21ec	terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
vida.ns.cloudflare.com	108.162.192.236 172.64.32.236 173.245.58.236 2606:4700:50::adf5:3aec 2803:f800:50::6ca2:c0ec 2a06:98c1:50::ac40:20ec	vida.ns.cloudflare.com vida.ns.cloudflare.com vida.ns.cloudflare.com vida.ns.cloudflare.com vida.ns.cloudflare.com vida.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 304ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.37.224	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.213.236	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 307ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	lyra.webstream.dk	86.58.174.78	lyra.webstream.dk	AS47292 Sentia Denmark A/S

🔷 AAAA Records (IPv6)#

2 records 352ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:25e0	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:d5ec	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 302ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.37.224,172.67.213.236 ech=AEX+DQBBKQAgACBOi0WemTsnhHj6Ex84wrPXMSw7l+G18dmvduVQvV0YAAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:25e0,2606:4700:3031::ac43:d5ec

📝 TXT Records#

2 records 518ms

TXT Record
google-site-verification=aIthxjzOErGb4X3sx6d9-JgSLfnJC5UT6R_99wPZctk
Hosted by Webstream ApS - http://webstream.dk

✉️ 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 2026-10-13 06:17:53

www	104.21.37.224 172.67.213.236 2606:4700:3031::6815:25e0 2606:4700:3031::ac43:d5ec (AS13335) (address records, no CNAME)
www vs bare domain	Same network sejlrens.dk: 104.21.37.224 172.67.213.236 2606:4700:3031::6815:25e0 2606:4700:3031::ac43:d5ec (AS13335) www.sejlrens.dk: 104.21.37.224 172.67.213.236 2606:4700:3031::6815:25e0 2606:4700:3031::ac43:d5ec (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

394ms

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

🏷️ SOA#

302ms

Field	Value
Serial	2403649428
Primary NS (MNAME)	terin.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

304ms

307ms

AAAA

352ms

TXT

518ms

CAA

302ms

HTTPS

302ms

TLSA

286ms

SOA

302ms

MTA-STS

352ms

DNSSEC

394ms

SRV

559ms

Total

1465ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 10:45:02	4562ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-11 04:04:13	2162ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-03 23:57:03	487ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-01 03:52:20	785ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 21:21:51	769ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 19:11:21	859ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-06 09:11:54	923ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 17:50:00 shown	1465ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 14:45:29	1951ms	2 NS 2 A 1 MX	🔓 Insecure