kjaer77.dk

📜 Historical scan 2026-09-26 18:15:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kjaer77.dk is a .dk domain served by 2 nameservers (mckenzie.ns.cloudflare.com, roan.ns.cloudflare.com). It was registered on 9 January 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.8.169 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod12-cph3.one.com, mx2.pub.mailpod12-cph3.one.com and 2 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 42ms

Nameserver	IP addresses	PTR	ASN / ISP
mckenzie.ns.cloudflare.com	108.162.194.253 162.159.38.253 172.64.34.253 2606:4700:50::a29f:26fd 2803:f800:50::6ca2:c2fd 2a06:98c1:50::ac40:22fd	mckenzie.ns.cloudflare.com mckenzie.ns.cloudflare.com mckenzie.ns.cloudflare.com mckenzie.ns.cloudflare.com mckenzie.ns.cloudflare.com mckenzie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
roan.ns.cloudflare.com	108.162.193.226 172.64.33.226 173.245.59.226 2606:4700:58::adf5:3be2 2803:f800:50::6ca2:c1e2 2a06:98c1:50::ac40:21e2	roan.ns.cloudflare.com roan.ns.cloudflare.com roan.ns.cloudflare.com roan.ns.cloudflare.com roan.ns.cloudflare.com roan.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 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.8.169	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.139.204	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

4 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod12-cph3.one.com	104.37.34.246	mx1.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod12-cph3.one.com	104.37.34.247	mx2.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod12-cph3.one.com	104.37.34.248	mx3.pub.mailpod12-cph3.one.com	AS51468 One.com A/S
10	300s	mx4.pub.mailpod12-cph3.one.com	104.37.34.249	mx4.pub.mailpod12-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

2 records 43ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:8bcc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:8a9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 33ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.8.169,172.67.139.204 ech=AEX+DQBBFgAgACBwXrlTW38z3Vi7Kg7uznmGhpalqqk2oiN57zBcn6ffGgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8bcc,2606:4700:3035::6815:8a9

📝 TXT Records#

1 records 168ms

TXT Record
v=spf1 ip4:93.165.245.108 include:kjaer77.dk ~all

✉️ SPF#

Policy	Record (kjaer77.dk)
~all (soft fail)	v=spf1 ip4:93.165.245.108 include:kjaer77.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 2026-10-10 23:36:29

www	104.21.8.169 172.67.139.204 2606:4700:3033::ac43:8bcc 2606:4700:3035::6815:8a9 (AS13335) (address records, no CNAME)
www vs bare domain	Same network kjaer77.dk: 104.21.8.169 172.67.139.204 2606:4700:3033::ac43:8bcc 2606:4700:3035::6815:8a9 (AS13335) www.kjaer77.dk: 104.21.8.169 172.67.139.204 2606:4700:3033::ac43:8bcc 2606:4700:3035::6815:8a9 (AS13335)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

error include:kjaer77.dk includes itself (directly or via another include): receivers return permerror

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.kjaer77.dk	5Zd63dXwxfSM9X0-7CjrsWPQ832MQLDlTmK43oa8wWc
TXT	_acme-challenge.kjaer77.dk	Om3K9lFH8-bA6BT-fbqJYHZUOswqrXpaDKeo1xxWzs4

🔗 TLSA / DANE#

4 records 66ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	2CDDC5D748A3C02AC19FF7BC33AA01A5…
SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	2CDDC5D748A3C02AC19FF7BC33AA01A5…
SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	2CDDC5D748A3C02AC19FF7BC33AA01A5…
SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com	DANE-EE · SPKI · SHA-256	2CDDC5D748A3C02AC19FF7BC33AA01A5…

🔐 DNSSEC#

111ms

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	2415894469
Primary NS (MNAME)	mckenzie.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-08 02:57:53

Field	Value
Registrar	ONE.COM A/S
Registered	2024-01-09
Expires	2027-01-08 (79d)

📋 WHOIS#

⏱️ Lookup Timing#

42ms

33ms

38ms

AAAA

43ms

TXT

168ms

CAA

40ms

HTTPS

33ms

TLSA

66ms

SOA

0ms

MTA-STS

59ms

DNSSEC

111ms

SRV

54ms

Total

767ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 23:36:29	700ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-27 18:22:58	862ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-26 18:15:49 shown	767ms	2 NS 2 A 4 MX	🔓 Insecure
2026-09-09 15:41:32	692ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-12 18:23:03	4840ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-07 12:52:02	1709ms	2 NS 2 A 4 MX	🔓 Insecure
2026-08-01 01:40:05	1352ms	2 NS 2 A 4 MX	🔓 Insecure
2026-07-21 01:58:46	1180ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-20 06:53:59	918ms	2 NS 2 A 4 MX	🔓 Insecure
2026-06-17 20:23:49	889ms	2 NS 2 A 4 MX	🔓 Insecure