linuxtech.dk

📜 Historical scan 2026-08-18 02:58:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

linuxtech.dk is a .dk domain served by 2 nameservers (adam.ns.cloudflare.com, crystal.ns.cloudflare.com). It was registered on 14 August 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 83.136.92.198 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by mail.hyber.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 198ms

Nameserver	IP addresses	PTR	ASN / ISP
adam.ns.cloudflare.com	108.162.193.54 172.64.33.54 173.245.59.54 2606:4700:58::adf5:3b36 2803:f800:50::6ca2:c136 2a06:98c1:50::ac40:2136	adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com adam.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
crystal.ns.cloudflare.com	108.162.194.202 162.159.38.202 172.64.34.202 2606:4700:50::a29f:26ca 2803:f800:50::6ca2:c2ca 2a06:98c1:50::ac40:22ca	crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com crystal.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 195ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
83.136.92.198	300s	198.192-26.92.136.83.in-addr.arpa mail.hyber.dk	AS31027	GlobalConnect A/S	83.136.88.0/21	🇩🇰 Denmark	—

📧 MX Records#

1 records 194ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.hyber.dk	83.136.92.198 83.136.92.198	198.192-26.92.136.83.in-addr.arpa mail.hyber.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	mail.hyber.dk → 83.136.92.198
🔶 Autoconfig	mail.hyber.dk → 83.136.92.198

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 460ms

TXT Record
v=spf1 ip4:83.136.92.198 include:mail.hyber.dk -all

✉️ SPF#

Policy	Record (linuxtech.dk)
-all (hard fail)	v=spf1 ip4:83.136.92.198 include:mail.hyber.dk -all

📨 DMARC#

Policy	Record (_dmarc.linuxtech.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:hyber@hyber.dk

📬 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 2026-10-16 17:58:20

www CNAME	mail.hyber.dk (all on hyber.dk) → 83.136.92.198 (AS31027)
www vs bare domain	Same network linuxtech.dk: 83.136.92.198 (AS31027) www.linuxtech.dk: 83.136.92.198 (AS31027)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

error include:mail.hyber.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.linuxtech.dk	qc5GMgHHKxWLw7DkGk35r-B767R-MbbVOm7Hm_3sams
TXT	_acme-challenge.linuxtech.dk	ux5bUcdm475bJ2Tg3kgpai00P7qhh6cUWZTU9yAopW0

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

331ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2412497242
Primary NS (MNAME)	adam.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-12 11:54:21

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2000-08-14
Expires	2027-09-30 (344d)

🔗 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
hyber.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

198ms

195ms

194ms

AAAA

207ms

TXT

460ms

CAA

193ms

HTTPS

177ms

TLSA

172ms

SOA

0ms

MTA-STS

269ms

DNSSEC

331ms

SRV

238ms

Total

2362ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 17:58:20	1746ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-12 11:36:06	4739ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 00:09:51	887ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 05:35:45	2501ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-19 02:33:12	3776ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-12 11:50:03	4705ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-06 02:26:41	1608ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-25 06:40:08	856ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-21 05:52:10	2414ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-19 03:46:38	5251ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-18 02:58:50 shown	2362ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-15 19:15:30	1225ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-05 19:45:58	1760ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-08 18:37:28	1237ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-20 11:18:16	2327ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-18 05:28:56	856ms	2 NS 1 A 1 MX	🔒 Secure