dudzinski.dk

📜 Historical scan 2026-07-01 23:34:32 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dudzinski.dk is a .dk domain served by 2 nameservers (jermaine.ns.cloudflare.com, suzanne.ns.cloudflare.com). It was registered on 13 January 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.43.71 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by isaac.mx.cloudflare.net, linda.mx.cloudflare.net and 1 more. 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 45ms

Nameserver	IP addresses	PTR	ASN / ISP
jermaine.ns.cloudflare.com	108.162.195.157 162.159.44.157 172.64.35.157 2606:4700:58::a29f:2c9d 2803:f800:50::6ca2:c39d 2a06:98c1:50::ac40:239d	jermaine.ns.cloudflare.com jermaine.ns.cloudflare.com jermaine.ns.cloudflare.com jermaine.ns.cloudflare.com jermaine.ns.cloudflare.com jermaine.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
suzanne.ns.cloudflare.com	108.162.194.87 162.159.38.87 172.64.34.87 2606:4700:50::a29f:2657 2803:f800:50::6ca2:c257 2a06:98c1:50::ac40:2257	suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.ns.cloudflare.com suzanne.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 48ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.43.71	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.222.56	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
56	300s	isaac.mx.cloudflare.net	162.159.205.17 162.159.205.18 162.159.205.19 2606:4700:f5::10 2606:4700:f5::e 2606:4700:f5::f	route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net route2.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
56	300s	linda.mx.cloudflare.net	162.159.205.23 162.159.205.24 162.159.205.25 2606:4700:f5::b 2606:4700:f5::c 2606:4700:f5::d	route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
99	300s	amir.mx.cloudflare.net	162.159.205.11 162.159.205.12 162.159.205.13 2606:4700:f5::11 2606:4700:f5::12 2606:4700:f5::13	route1.mx.cloudflare.net route1.mx.cloudflare.net route1.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net route3.mx.cloudflare.net	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🔷 AAAA Records (IPv6)#

2 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:de38	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:2b47	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.43.71,172.67.222.56 ech=AEX+DQBBFgAgACCqLV43FeUeqOjID2Vs0XGeDKt8eTBcGZ/6g0ITmkfYewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:de38,2606:4700:3033::6815:2b47

📝 TXT Records#

2 records 180ms

TXT Record
ca3-21adcf7a4c03431d8d114934c1c7dba9
v=spf1 include:_spf.mx.cloudflare.net ~all

✉️ SPF#

Policy	Record (dudzinski.dk)
~all (soft fail)	v=spf1 include:_spf.mx.cloudflare.net ~all

📨 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 14:03:15

www	NXDOMAIN
www vs bare domain	www does not resolve dudzinski.dk: 104.21.43.71 172.67.222.56 2606:4700:3032::ac43:de38 2606:4700:3033::6815:2b47 (AS13335) www.dudzinski.dk: no address (all like this)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

9 records 83ms

Service / Owner	Type	Cert association
SMTP _25._tcp.amir.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.amir.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.amir.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.isaac.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.isaac.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…
SMTP _25._tcp.isaac.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.linda.mx.cloudflare.net	DANE-TA · SPKI · SHA-256	59E738E674221702AF1EDB87C5200C1A…
SMTP _25._tcp.linda.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	0F0C6C164A36F97E7B4C5A5B69D6F4F2…
SMTP _25._tcp.linda.mx.cloudflare.net	DANE-EE · SPKI · SHA-256	9BE5B7D47F9EFF930C11EB04D27CAE6B…

🔐 DNSSEC#

82ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2406228529
Primary NS (MNAME)	jermaine.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 01:07:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-01-13
Expires	2027-01-31 (106d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

45ms

48ms

31ms

AAAA

33ms

TXT

180ms

CAA

31ms

HTTPS

33ms

TLSA

83ms

SOA

31ms

MTA-STS

65ms

DNSSEC

82ms

SRV

57ms

Total

1748ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 14:03:15	1181ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-03 08:16:36	1849ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-24 06:23:20	1087ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 01:18:23	2872ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-06 12:55:40	1900ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-25 05:42:32	11218ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-01 23:34:32 shown	1748ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 04:55:04	1205ms	2 NS 2 A 3 MX	🔓 Insecure