chrestensen.dk

📜 Historical scan 2026-06-16 20:36:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

chrestensen.dk is a .dk domain served by 2 nameservers (hazel.ns.cloudflare.com, jobs.ns.cloudflare.com). It was registered on 26 February 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.mxfilter.net, mx2.mxfilter.net and 2 more. The zone is not DNSSEC-signed, publishes a 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#

2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
hazel.ns.cloudflare.com	—	—	—
jobs.ns.cloudflare.com	—	—	—

🌍 A Records#

🌍

No A records found

📧 MX Records#

4 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mx1.mxfilter.net	23.147.8.11	mx1.mxfilter.net	AS46824 NameCrane LLC
10	—	mx2.mxfilter.net	162.244.95.10	mx2.mxfilter.net	AS965 Webhosting Holdings LLC
20	—	mx3.mxfilter.net	23.147.8.11	mx1.mxfilter.net	AS46824 NameCrane LLC
20	—	mx4.mxfilter.net	162.244.95.10	mx2.mxfilter.net	AS965 Webhosting Holdings LLC

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 102ms

TXT Record
v=spf1 include:_spf.workspace.org -all

✉️ SPF#

Policy	Record (chrestensen.dk)
-all (hard fail)	v=spf1 include:_spf.workspace.org -all

📨 DMARC#

Policy	Record (_dmarc.chrestensen.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:9d22d8c2c3f2433b96dbf90887bf9be3@dmarc-reports.cloudflare.net

📬 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 20:57:34

www	NXDOMAIN
www vs bare domain	Neither resolves chrestensen.dk: no address www.chrestensen.dk: no address
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

123ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

38ms

Field	Value
Serial	2407116111
Primary NS (MNAME)	hazel.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 10:47:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2002-02-26
Expires	2027-03-31 (165d)

🔗 Same registrant#

1 domain

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
chre.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

43ms

39ms

AAAA

41ms

TXT

102ms

CAA

37ms

HTTPS

38ms

TLSA

2173ms

SOA

38ms

MTA-STS

67ms

DNSSEC

123ms

SRV

0ms

Total

3393ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 20:57:34	1489ms	2 NS 0 A 4 MX	🔓 Insecure
2026-10-01 04:10:39	1979ms	2 NS 0 A 4 MX	🔓 Insecure
2026-09-29 21:49:54	1365ms	2 NS 0 A 4 MX	🔓 Insecure
2026-09-12 04:36:53	1694ms	2 NS 0 A 4 MX	🔓 Insecure
2026-08-22 02:03:08	11619ms	2 NS 0 A 4 MX	🔓 Insecure
2026-08-19 23:11:52	4393ms	2 NS 0 A 4 MX	🔓 Insecure
2026-08-16 15:56:06	13022ms	2 NS 0 A 4 MX	🔓 Insecure
2026-07-01 03:45:17	2021ms	2 NS 0 A 4 MX	🔓 Insecure
2026-06-19 23:14:27	1223ms	2 NS 0 A 4 MX	🔓 Insecure
2026-06-19 08:24:52	3856ms	2 NS 0 A 4 MX	🔓 Insecure
2026-06-18 17:25:52	1490ms	2 NS 0 A 4 MX	🔓 Insecure
2026-06-16 20:36:07 shown	3393ms	2 NS 0 A 4 MX	🔓 Insecure