k4technology.dk

📜 Historical scan 2026-09-30 23:33:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

k4technology.dk is a .dk domain served by 2 nameservers (elly.ns.cloudflare.com, rob.ns.cloudflare.com). It was registered on 24 August 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.22.64 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, 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 48ms

Nameserver	IP addresses	PTR	ASN / ISP
elly.ns.cloudflare.com	108.162.194.246 162.159.38.246 172.64.34.246 2606:4700:50::a29f:26f6 2803:f800:50::6ca2:c2f6 2a06:98c1:50::ac40:22f6	elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com elly.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rob.ns.cloudflare.com	108.162.193.140 172.64.33.140 173.245.59.140 2606:4700:58::adf5:3b8c 2803:f800:50::6ca2:c18c 2a06:98c1:50::ac40:218c	rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com rob.ns.cloudflare.com rob.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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.22.64	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.203.77	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.22.64
🔶 Autoconfig	172.67.203.77

🔷 AAAA Records (IPv6)#

2 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:cb4d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:1640	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 39ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.22.64,172.67.203.77 ech=AEX+DQBBEgAgACCwaK7PCpaZAyTO+w4sUlgWGSG+/t/DPHwvrninBJj1FwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:cb4d,2606:4700:3034::6815:1640

📝 TXT Records#

1 records 227ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

Policy	Record (k4technology.dk)
~all (soft fail)	v=spf1 include:_custspf.one.com ~all

📨 DMARC#

Policy	Record (_dmarc.k4technology.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:soren@k4technology.dk; ruf=mailto:soren@k4technology.dk; fo=1;

📬 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 2026-10-08 05:20:54

www	104.21.22.64 172.67.203.77 2606:4700:3030::ac43:cb4d 2606:4700:3034::6815:1640 (AS13335) (address records, no CNAME)
www vs bare domain	Same network k4technology.dk: 104.21.22.64 172.67.203.77 2606:4700:3030::ac43:cb4d 2606:4700:3034::6815:1640 (AS13335) www.k4technology.dk: 104.21.22.64 172.67.203.77 2606:4700:3030::ac43:cb4d 2606:4700:3034::6815:1640 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 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#

70ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

53ms

Field	Value
Serial	2414879935
Primary NS (MNAME)	elly.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 23:04:11

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-08-24
Expires	2027-08-31 (316d)

🔗 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
ivftech.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

48ms

34ms

AAAA

40ms

TXT

227ms

CAA

46ms

HTTPS

39ms

TLSA

68ms

SOA

53ms

MTA-STS

49ms

DNSSEC

70ms

SRV

83ms

Total

687ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 23:40:19	761ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-30 23:33:07 shown	687ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-16 11:38:04	1301ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-15 19:03:50	2296ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-08 16:34:51	630ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-04 05:36:44	522ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 19:10:49	545ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-07 05:41:31	1352ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-22 23:37:40	755ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 13:27:17	2252ms	2 NS 2 A 0 MX	🔓 Insecure