berkz.dk

📜 Historical scan 2026-07-01 16:28:41 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

berkz.dk is a .dk domain served by 3 nameservers (ns1.start3000.eu, ns2.start3000.eu, ns3.start3000.nl). It was registered on 22 February 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.42.73.150 is hosted by Signet B.V. (AS39700) in The Netherlands. Mail is handled by mx1.hdservices.nl, mx5.hdservices.nl. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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#

3 records 66ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.start3000.eu	185.42.73.24 2a01:5be0:ffff:ffff::11	static.ip-185-042-073-024.signet.nl —	AS39700 Signet B.V. AS39700 Signet B.V.
ns2.start3000.eu	185.42.73.25 2a01:5be0:ffff:ffff::12	static.ip-185-042-073-025.signet.nl —	AS39700 Signet B.V. AS39700 Signet B.V.
ns3.start3000.nl	212.57.60.1 2a02:691:25::2	mx5.hdservices.nl reversed.ipv6.as41960.net	AS41960 Nextpertise B.V. AS41960 Nextpertise B.V.

🌍 A Records#

1 records 66ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.42.73.150	3599s	static.ip-185-042-073-150.signet.nl	AS39700	Signet B.V.	185.42.72.0/22	🇳🇱 The Netherlands	—

📧 MX Records#

2 records 51ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1.hdservices.nl	185.42.73.16	mx1.hdservices.nl	AS39700 Signet B.V.
50	3600s	mx5.hdservices.nl	212.57.60.1	mx5.hdservices.nl	AS41960 Nextpertise B.V.

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 204ms

TXT Record
v=spf1 a mx ptr a:smtp.mail3000.nl a:smtp2.mail3000.nl ~all

✉️ SPF#

Policy	Record (berkz.dk)
~all (soft fail)	v=spf1 a mx ptr a:smtp.mail3000.nl a:smtp2.mail3000.nl ~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 2026-10-20 12:18:43

www CNAME	berkz.dk (all on berkz.dk) → 185.42.73.150 (AS39700)
www vs bare domain	Same network berkz.dk: 185.42.73.150 (AS39700) www.berkz.dk: 185.42.73.150 (AS39700)
Wildcard	No
Denial of existence	NSEC3 · 50 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: ~all

warn "ptr" is slow, unreliable and discouraged (RFC 7208 §5.5)

🔗 TLSA / DANE#

4 records 127ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.hdservices.nl	DANE-EE · SPKI · SHA-256	C69C195D48F74D65C066A44B152B1F7B…
SMTP _25._tcp.mx1.hdservices.nl	DANE-EE · SPKI · SHA-256	EE651C7E7C845C7CDD86D22937425183…
SMTP _25._tcp.mx5.hdservices.nl	DANE-EE · SPKI · SHA-256	EE651C7E7C845C7CDD86D22937425183…
SMTP _25._tcp.mx5.hdservices.nl	DANE-EE · SPKI · SHA-256	C69C195D48F74D65C066A44B152B1F7B…

🔐 DNSSEC#

128ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

43ms

Field	Value
Serial	2020022262
Primary NS (MNAME)	ns1.start3000.eu
Responsible (RNAME)	admin@start3000.eu
Refresh	14400s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-17 14:25:51

Field	Value
Registrar	Realtime Register B.V.
Registered	2020-02-22
Expires	2027-02-28 (130d)

🔗 Same registrant#

9 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
brektz.dk	Realtime Register B.V.
brekx.dk	Realtime Register B.V.
brekzz.dk	Realtime Register B.V.
brex.dk	Realtime Register B.V.
cadilo.dk	Realtime Register B.V.
lukos.dk	Realtime Register B.V.
prestano.dk	Realtime Register B.V.
purly.dk	Realtime Register B.V.
seberus.dk	Realtime Register B.V.

📋 WHOIS#

⏱️ Lookup Timing#

66ms

51ms

AAAA

74ms

TXT

204ms

CAA

44ms

HTTPS

51ms

TLSA

127ms

SOA

43ms

MTA-STS

53ms

DNSSEC

128ms

SRV

53ms

Total

850ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 12:18:42	3364ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-13 05:56:02	1442ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-08 13:57:00	2609ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-04 07:30:10	2636ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-02 07:27:23	776ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-01 07:20:27	1693ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-26 19:43:22	1017ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-23 18:23:10	1263ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-19 12:32:34	1514ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-05 09:33:26	2359ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-29 09:23:45	1598ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-25 20:46:14	1745ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-24 16:51:46	9598ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-19 04:17:01	14329ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-16 23:31:20	1352ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-12 16:14:57	3915ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-10 00:25:14	2984ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-08 05:07:45	1669ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-03 05:46:21	9333ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-31 18:31:46	16963ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-27 00:44:48	8824ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-22 22:54:17	11497ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-21 21:29:03	4017ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-16 15:44:14	1403ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-09 15:37:53	969ms	3 NS 1 A 2 MX	🔒 Secure