tjeknikken.dk

📜 Historical scan 2026-07-14 11:36:13 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tjeknikken.dk is a .dk domain served by 2 nameservers (arvind.ns.cloudflare.com, uma.ns.cloudflare.com). It was registered on 25 September 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.43.77 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by tjeknikken-dk.mail.protection.outlook.com. 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 50ms

Nameserver	IP addresses	PTR	ASN / ISP
arvind.ns.cloudflare.com	108.162.195.227 162.159.44.227 172.64.35.227 2606:4700:58::a29f:2ce3 2803:f800:50::6ca2:c3e3 2a06:98c1:50::ac40:23e3	arvind.ns.cloudflare.com arvind.ns.cloudflare.com arvind.ns.cloudflare.com arvind.ns.cloudflare.com arvind.ns.cloudflare.com arvind.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
uma.ns.cloudflare.com	108.162.192.146 172.64.32.146 173.245.58.146 2606:4700:50::adf5:3a92 2803:f800:50::6ca2:c092 2a06:98c1:50::ac40:2092	uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.ns.cloudflare.com uma.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 68ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.43.77	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.222.156	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	tjeknikken-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::4 2a01:111:f403:ca09::6 2a01:111:f403:ca09::f 52.101.68.18 52.101.68.32 52.101.68.36 52.101.73.22	mail-db7pr03cu00601.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.24

🔷 AAAA Records (IPv6)#

2 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:de9c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3033::6815:2b4d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 36ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.43.77,172.67.222.156 ech=AEX+DQBBdgAgACANR0PziHhOT4N4GzBTc/w1OD1xRT1mdypHWsL5MqEWDgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:de9c,2606:4700:3033::6815:2b4d

📝 TXT Records#

2 records 187ms

TXT Record
MS=ms29330638
v=spf1 include:spf.protection.outlook.com ip4:138.201.92.122 ~all

✉️ SPF#

Policy	Record (tjeknikken.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com ip4:138.201.92.122 ~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 20:48:42

www	167.233.225.252 (AS24940) (address records, no CNAME)
www vs bare domain	Same network tjeknikken.dk: 167.233.225.252 (AS24940) www.tjeknikken.dk: 167.233.225.252 (AS24940)
Wildcard	No

🔎 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#

9074ms

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	2409430861
Primary NS (MNAME)	arvind.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 21:21:23

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2012-09-25
Expires	2027-09-30 (341d)

📋 WHOIS#

⏱️ Lookup Timing#

50ms

68ms

34ms

AAAA

40ms

TXT

187ms

CAA

43ms

HTTPS

36ms

TLSA

752ms

SOA

0ms

MTA-STS

52ms

DNSSEC

9074ms

SRV

45ms

Total

11143ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 20:48:42	1118ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-30 17:21:59	1125ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 11:10:40	8651ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-15 20:25:25	962ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-14 09:17:06	7112ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-13 15:44:15	3418ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-12 04:14:00	1822ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-14 11:36:13 shown	11143ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 11:37:12	1403ms	2 NS 2 A 1 MX	🔓 Insecure