k-net.dk

📜 Historical scan 2026-09-23 10:39:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

k-net.dk is a .dk domain served by 2 nameservers (nena.ns.cloudflare.com, yahir.ns.cloudflare.com). It was registered on 27 November 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 172.66.44.157 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.spamfilter.io. The zone is DNSSEC-signed and validates, publishes a 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 54ms

Nameserver	IP addresses	PTR	ASN / ISP
nena.ns.cloudflare.com	108.162.194.161 162.159.38.161 172.64.34.161 2606:4700:50::a29f:26a1 2803:f800:50::6ca2:c2a1 2a06:98c1:50::ac40:22a1	nena.ns.cloudflare.com nena.ns.cloudflare.com nena.ns.cloudflare.com nena.ns.cloudflare.com nena.ns.cloudflare.com nena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
yahir.ns.cloudflare.com	108.162.195.34 162.159.44.34 172.64.35.34 2606:4700:58::a29f:2c22 2803:f800:50::6ca2:c322 2a06:98c1:50::ac40:2322	yahir.ns.cloudflare.com yahir.ns.cloudflare.com yahir.ns.cloudflare.com yahir.ns.cloudflare.com yahir.ns.cloudflare.com yahir.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 47ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
172.66.44.157	300s	—	AS13335	Cloudflare, Inc.	172.66.40.0/21	—	—
172.66.47.99	300s	—	AS13335	Cloudflare, Inc.	172.66.40.0/21	—	—

📧 MX Records#

1 records 72ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.spamfilter.io	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records 63ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:310c::ac42:2c9d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:310c:0:0:0:0:0/48	—	—
2606:4700:310c::ac42:2f63	300s	—	AS13335	Cloudflare, Inc.	2606:4700:310c:0:0:0:0:0/48	—	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 220ms

TXT Record
v=spf1 include:spf.scannet.dk -all

✉️ SPF#

Policy	Record (k-net.dk)
-all (hard fail)	v=spf1 include:spf.scannet.dk -all

📨 DMARC#

Policy	Record (_dmarc.k-net.dk)
p=reject	v=DMARC1; p=reject; pct=100; rua=mailto:re+t35dc61rvea@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

11 records 75ms

Flags	Tag	Value
0	iodef	mailto:drift@k-net.dk
0	issue	comodoca.com
0	issue	digicert.com; cansignhttpexchanges=yes
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issue	ssl.com
0	issuewild	comodoca.com
0	issuewild	digicert.com; cansignhttpexchanges=yes
0	issuewild	letsencrypt.org
0	issuewild	pki.goog; cansignhttpexchanges=yes
0	issuewild	ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-13 18:16:54

www CNAME	homepage-ba5.pages.dev (all on pages.dev) → 172.66.44.157 172.66.47.99 2606:4700:310c::ac42:2c9d 2606:4700:310c::ac42:2f63 (AS13335)
www vs bare domain	Same network k-net.dk: 172.66.44.157 172.66.47.99 2606:4700:310c::ac42:2c9d 2606:4700:310c::ac42:2f63 (AS13335) www.k-net.dk: 172.66.44.157 172.66.47.99 2606:4700:310c::ac42:2c9d 2606:4700:310c::ac42:2f63 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
mail	—	RSA Invalid key data — receivers can't verify signatures test mode

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: 3/10 · policy: -all

No problems found

🔗 TLSA / DANE#

1 records 75ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.spamfilter.io	DANE-EE · SPKI · SHA-256	9A25F05F2E322DABDCC9B7A06AB47A2D…

🔐 DNSSEC#

135ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415626447
Primary NS (MNAME)	nena.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-18 17:51:02

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1996-11-27
Expires	2035-12-31 (3360d)

🔗 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#

54ms

47ms

72ms

AAAA

63ms

TXT

220ms

CAA

75ms

HTTPS

52ms

TLSA

75ms

SOA

0ms

MTA-STS

95ms

DNSSEC

135ms

SRV

93ms

Total

1142ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 18:16:53	3735ms	2 NS 2 A 1 MX	🔒 Secure
2026-10-01 04:12:08	1815ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-29 14:37:03	3214ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-26 11:14:28	1238ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-25 11:00:29	944ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-23 10:39:07 shown	1142ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-20 12:01:09	1607ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-27 03:57:58	1415ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-26 03:39:45	1602ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-05 10:27:48	1494ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-27 19:12:04	2218ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-26 19:04:20	17719ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-17 12:29:33	10227ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-11 11:12:14	3594ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-18 08:18:26	1140ms	2 NS 2 A 1 MX	🔒 Secure