undulatsiderne.dk

📜 Historical scan 2026-09-06 03:22:38 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

undulatsiderne.dk is a .dk domain served by 2 nameservers (matias.ns.cloudflare.com, sonia.ns.cloudflare.com). It was registered on 4 February 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.38.158 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 66ms

Nameserver	IP addresses	PTR	ASN / ISP
matias.ns.cloudflare.com	108.162.195.73 162.159.44.73 172.64.35.73 2606:4700:58::a29f:2c49 2803:f800:50::6ca2:c349 2a06:98c1:50::ac40:2349	matias.ns.cloudflare.com matias.ns.cloudflare.com matias.ns.cloudflare.com matias.ns.cloudflare.com matias.ns.cloudflare.com matias.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sonia.ns.cloudflare.com	108.162.194.190 162.159.38.190 172.64.34.190 2606:4700:50::a29f:26be 2803:f800:50::6ca2:c2be 2a06:98c1:50::ac40:22be	sonia.ns.cloudflare.com sonia.ns.cloudflare.com sonia.ns.cloudflare.com sonia.ns.cloudflare.com sonia.ns.cloudflare.com sonia.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 69ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.38.158	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.168.41	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 67ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:a829	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:269e	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 71ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.38.158,172.67.168.41 ech=AEX+DQBBJwAgACCMU7YTADSLzhn61fGKM/lv343lLFUHsH2eYjZGiu5IOwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:a829,2606:4700:3037::6815:269e

📝 TXT Records#

📝

No TXT records found

✉️ 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 2026-10-08 15:02:28

www	104.21.38.158 172.67.168.41 2606:4700:3030::ac43:a829 2606:4700:3037::6815:269e (AS13335) (address records, no CNAME)
www vs bare domain	Same network undulatsiderne.dk: 104.21.38.158 172.67.168.41 2606:4700:3030::ac43:a829 2606:4700:3037::6815:269e (AS13335) www.undulatsiderne.dk: 104.21.38.158 172.67.168.41 2606:4700:3030::ac43:a829 2606:4700:3037::6815:269e (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.undulatsiderne.dk	Bar1OlQiReJFshFBHOqC04wS9ocTQRuBRf5UGDRYNZc
TXT	_acme-challenge.undulatsiderne.dk	Bb3qUF2rD8XrtYMBNsHDheMFHJNTFe3dUyXw1Dv5pXc

🔗 TLSA / DANE#

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

🔐 DNSSEC#

151ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413961424
Primary NS (MNAME)	matias.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-21 07:36:57

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2025-02-04
Expires	2027-02-03 (99d)

📋 WHOIS#

⏱️ Lookup Timing#

66ms

69ms

78ms

AAAA

67ms

TXT

201ms

CAA

73ms

HTTPS

71ms

TLSA

83ms

SOA

0ms

MTA-STS

102ms

DNSSEC

151ms

SRV

92ms

Total

2779ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 10:48:19	786ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 06:53:10	383ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-27 17:46:20	1090ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-26 03:20:15	579ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 02:47:42	651ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-21 10:48:29	884ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-14 09:14:53	673ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-06 03:22:38 shown	2779ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-29 13:48:19	1272ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 10:09:49	9556ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-24 13:43:00	17053ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-23 18:19:26	885ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-21 21:45:47	497ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 22:52:53	769ms	2 NS 2 A 0 MX	🔓 Insecure