koldingbk.dk

📜 Historical scan 2026-08-06 10:43:28 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

koldingbk.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, kiki.ns.cloudflare.com). It was registered on 9 June 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.53.178 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.spamfri.dk, mx2.spamfri.dk 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 53ms

Nameserver	IP addresses	PTR	ASN / ISP
duke.ns.cloudflare.com	108.162.193.110 172.64.33.110 173.245.59.110 2606:4700:58::adf5:3b6e 2803:f800:50::6ca2:c16e 2a06:98c1:50::ac40:216e	duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com duke.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kiki.ns.cloudflare.com	108.162.192.180 172.64.32.180 173.245.58.180 2606:4700:50::adf5:3ab4 2803:f800:50::6ca2:c0b4 2a06:98c1:50::ac40:20b4	kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.ns.cloudflare.com kiki.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 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.53.178	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.216.24	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.spamfri.dk	195.242.131.16 2001:67c:564:fffd::1001	mx1.spamfri.dk mx1.spamfri.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
20	300s	mx2.spamfri.dk	193.200.91.109 2001:67c:564:fffd::2001	mx2.spamfri.dk mx2.spamfri.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
30	300s	mx3.spamfri.dk	2a00:1b18:2:3:fe::2 62.69.152.43 62.69.152.43	mx3.spamfri.dk 43.34-46.152.69.62.in-addr.arpa mx3.spamfri.dk	AS47527 DLX A/S AS47527 DLX A/S AS47527 DLX A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.216.24
🔶 Autoconfig	172.67.216.24

🔷 AAAA Records (IPv6)#

2 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:35b2	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:d818	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 58ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.53.178,172.67.216.24 ech=AEX+DQBB/AAgACAtGw26PDSO2A66cWuRBharPiq2rpjBb4H/15n4b2wvYAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:35b2,2606:4700:3034::ac43:d818

🔌 SRV Records#

1 records 448ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	cpanelemaildiscovery.cpanel.net

📝 TXT Records#

1 records 1069ms

TXT Record
v=spf1 ip4:195.242.130.12 include:_spf.netgiganten.dk ip4:138.201.66.69 +a +mx a:mail.halbooking.dk ~all

✉️ SPF#

Policy	Record (koldingbk.dk)
~all (soft fail)	v=spf1 ip4:195.242.130.12 include:_spf.netgiganten.dk ip4:138.201.66.69 +a +mx a:mail.halbooking.dk ~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 2026-10-23 05:34:21

www	104.21.53.178 172.67.216.24 2606:4700:3031::6815:35b2 2606:4700:3034::ac43:d818 (AS13335) (address records, no CNAME)
www vs bare domain	Same network koldingbk.dk: 104.21.53.178 172.67.216.24 2606:4700:3031::6815:35b2 2606:4700:3034::ac43:d818 (AS13335) www.koldingbk.dk: 104.21.53.178 172.67.216.24 2606:4700:3031::6815:35b2 2606:4700:3034::ac43:d818 (AS13335)
Wildcard	Yes: any name under the zone resolves

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 4/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.koldingbk.dk	VpSDBSSx5lRHegOxf5hNWULC58qoFSC3WmE8ifbzbgw

🔗 TLSA / DANE#

3 records 117ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.spamfri.dk	DANE-EE · SPKI · SHA-256	884451547A03D0AC2F628D943839BAA6…
SMTP _25._tcp.mx2.spamfri.dk	DANE-EE · SPKI · SHA-256	6598C93F79B95376BB8099E9AC862167…
SMTP _25._tcp.mx3.spamfri.dk	DANE-EE · SPKI · SHA-256	BBFB0694919290E5BC9D6E2C6F47D846…

🔐 DNSSEC#

92ms

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	2411262316
Primary NS (MNAME)	duke.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-23 05:50:52

Field	Value
Registrar	dns.services ApS
Registered	1998-06-09
Expires	2027-06-30 (248d)

🔗 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#

53ms

49ms

56ms

AAAA

48ms

TXT

1069ms

CAA

59ms

HTTPS

58ms

TLSA

117ms

SOA

0ms

MTA-STS

67ms

DNSSEC

92ms

SRV

448ms

Total

2262ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-23 05:34:21	721ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-07 20:42:27	562ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-05 18:55:52	892ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-15 13:00:01	9723ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-27 02:32:15	850ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-24 02:36:25	4148ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-06 10:43:28 shown	2262ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-26 03:39:53	912ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-19 21:18:00	915ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 14:42:02	2426ms	2 NS 2 A 3 MX	🔓 Insecure