kolbech.dk

Records from scan: 2026-10-19 21:35:46 · 3125ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kolbech.dk is a .dk domain served by 2 nameservers (ashley.ns.cloudflare.com, clark.ns.cloudflare.com). It was registered on 10 June 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by kolbech-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 120ms

Nameserver	IP addresses	PTR	ASN / ISP
ashley.ns.cloudflare.com	108.162.192.71 172.64.32.71 173.245.58.71 2606:4700:50::adf5:3a47 2803:f800:50::6ca2:c047 2a06:98c1:50::ac40:2047	ashley.ns.cloudflare.com ashley.ns.cloudflare.com ashley.ns.cloudflare.com ashley.ns.cloudflare.com ashley.ns.cloudflare.com ashley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
clark.ns.cloudflare.com	108.162.193.87 172.64.33.87 173.245.59.87 2606:4700:58::adf5:3b57 2803:f800:50::6ca2:c157 2a06:98c1:50::ac40:2157	clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com clark.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 81ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	kolbech-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca21::8 2a01:111:f403:ca21::c 2a01:111:f403:ca21::e 52.101.68.27 52.101.68.8 52.101.91.153 52.101.91.159	mail-db6pr03cu00105.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-matpr04cu00204.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-matpr04cu00101.inbound.protection.outlook.com mail-matpr04cu00207.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 349ms

TXT Record
MS=ms71461230
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (kolbech.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.kolbech.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:5fb8596e439b4e2bb3298a9210588e09@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#

checked 2026-10-19 21:35:46

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

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-kolbech-dk._domainkey.2840dk.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.kolbech.dk	3-CTSWZNNgst76jKle6NEKezTLII2skzG7Uvv7cpKY0
TXT	_acme-challenge.kolbech.dk	GcXd_o-dRbamXJjV9-OCQ_SD-PK5XmafW291nbr0bC4

🔗 TLSA / DANE#

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

🔐 DNSSEC#

245ms

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#

82ms

Field	Value
Serial	2417901770
Primary NS (MNAME)	ashley.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-15 01:34:01

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2008-06-10
Expires	2031-05-31 (1684d)

🔗 Same registrant#

6 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
2840.dk	Punktum dk A/S (direct)
claraskovgaard.dk	Punktum dk A/S (direct)
courthouse.dk	Punktum dk A/S (direct)
fyh.dk	Punktum dk A/S (direct)
skvgrd.dk	Punktum dk A/S (direct)
zeroit.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

120ms

113ms

81ms

AAAA

120ms

TXT

349ms

CAA

113ms

HTTPS

126ms

TLSA

900ms

SOA

82ms

MTA-STS

181ms

DNSSEC

245ms

SRV

222ms

Total

3125ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-19 21:35:46 shown	3125ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-30 03:21:40	578ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-28 08:42:00	4473ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-24 07:47:05	1421ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-28 01:57:08	1392ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-21 16:06:01	10960ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-20 15:58:37	9424ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-07 12:20:34	9432ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-26 14:40:11	1077ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-23 06:58:09	1170ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 13:38:39	3942ms	2 NS 0 A 1 MX	🔓 Insecure