linuxpert.dk

📜 Historical scan 2026-06-18 03:13:07  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

linuxpert.dk is a .dk domain served by 3 nameservers (a.ns.netic.dk, b.ns.netic.dk, c.ns.netic.dk). It was registered on 12 April 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mxfilter01.netic.dk, mxfilter02.netic.dk. The zone is not DNSSEC-signed, has no 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#

3 records   161ms
NameserverIP addressesPTRASN / ISP
a.ns.netic.dk 2a03:dc80:0:f136::203
77.243.50.203		 a.ns.netic.dk
a.ns.netic.dk		 AS42697 Netic A/S
AS42697 Netic A/S
b.ns.netic.dk 2a03:dc80:0:f136::205
77.243.50.205		 b.ns.netic.dk
b.ns.netic.dk		 AS42697 Netic A/S
AS42697 Netic A/S
c.ns.netic.dk 188.245.159.108
2a01:4f8:c0c:72fd::1		 static.108.159.245.188.clients.your-server.de
—		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

🌍 A Records#

1 records   228ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.243.49.112 — — AS42697 — — — —

📧 MX Records#

2 records   161ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mxfilter01.netic.dk 2a03:dc80:0:f136::207
77.243.50.207		 mxfilter01.netic.dk
mxfilter01.netic.dk		 AS42697 Netic A/S
AS42697 Netic A/S
10 — mxfilter02.netic.dk 2a03:dc80:0:f136::213
77.243.50.213		 mxfilter02.netic.dk
mxfilter02.netic.dk		 AS42697 Netic A/S
AS42697 Netic A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 2026-10-16 01:19:38
www77.243.49.112 (AS42697) (address records, no CNAME)
www vs bare domainSame network
linuxpert.dk: 77.243.49.112 (AS42697)
www.linuxpert.dk: 77.243.49.112 (AS42697)
WildcardNo

🔗 TLSA / DANE#

2 records   142ms
Service / OwnerTypeCert association
SMTP _25._tcp.mxfilter01.netic.dk DANE-EE · SPKI · SHA-256 9C88565DA92996EEE441AC9CED4B3F5C…
SMTP _25._tcp.mxfilter02.netic.dk DANE-EE · SPKI · SHA-256 9C88565DA92996EEE441AC9CED4B3F5C…

🔐 DNSSEC#

295ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

219ms
FieldValue
Serial2373
Primary NS (MNAME)a.ns.netic.dk
Responsible (RNAME)hostmaster@netic.dk
Refresh10800s
Retry3600s
Expire604800s
Minimum (neg-cache TTL)60s

📋 Registration#

WHOIS fetched 2026-10-16 01:43:36
FieldValue
RegistrarNETIC A/S
Registered2000-04-12
Expires2027-06-30 (255d)

🔗 Same registrant#

26 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).

DomainRegistrar
about.dkNETIC A/S
apoteker-register.dkNETIC A/S
contain.dkNETIC A/S
dnssectest.dkNETIC A/S
dotsrc.dkNETIC A/S
easylogin.dkNETIC A/S
epassport.dkNETIC A/S
fmk-offline.dkNETIC A/S
fmk-teknik.dkNETIC A/S
internet-engineers.dkNETIC A/S
internetengineer.dkNETIC A/S
internetengineers.dkNETIC A/S
killchain.dkNETIC A/S
letlogin.dkNETIC A/S
lindholm-fjordbo.dkNETIC A/S
netic.dkNETIC A/S
netichosting.dkNETIC A/S
svarsling.dkNETIC A/S
trifork-security.dkNETIC A/S
triforkoperations.dkNETIC A/S
triforksecurity.dkNETIC A/S
trisec.dkNETIC A/S
unixpert.dkNETIC A/S
vaccintionsregistret.dkNETIC A/S
vendiakollegiet.dkNETIC A/S
webhost.dkNETIC A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
161ms
A
228ms
MX
161ms
AAAA
275ms
TXT
796ms
CAA
197ms
HTTPS
130ms
TLSA
142ms
SOA
219ms
MTA-STS
302ms
DNSSEC
295ms
SRV
431ms
Total
4524ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 01:19:38 2388ms 3 NS 1 A 2 MX 🔓 Insecure
2026-10-01 04:26:20 1940ms 3 NS 1 A 2 MX 🔓 Insecure
2026-09-30 04:18:00 1606ms 3 NS 1 A 2 MX 🔓 Insecure
2026-09-29 04:07:29 1422ms 3 NS 1 A 2 MX 🔓 Insecure
2026-07-03 11:34:10 1755ms 3 NS 1 A 2 MX 🔓 Insecure
2026-06-18 03:13:07 shown 4524ms 3 NS 1 A 2 MX 🔓 Insecure
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