linuxhotel.dk

📜 Historical scan 2026-06-18 00:33:05  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

linuxhotel.dk is a .dk domain served by 2 nameservers (ns51.gullestrupnet.dk, ns52.gullestrupnet.dk). It was registered on 11 June 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 82.165.189.144 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by mail.linuxhotel.dk, backupmail.gullestrupnet.dk. The zone is DNSSEC-signed but currently fails validation, 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#

2 records   48ms
NameserverIP addressesPTRASN / ISP
ns51.gullestrupnet.dk 82.165.189.144 gn51.gullestrupnet.dk AS8560 IONOS SE
ns52.gullestrupnet.dk 82.165.203.134 mail51.gullestrupnet.dk AS8560 IONOS SE

🌍 A Records#

1 records   57ms
IPTTLPTRASNISP / OrgCIDRCountryCity
82.165.189.144 — gn51.gullestrupnet.dk AS8560 IONOS SE 82.165.0.0/16 🇩🇪 Germany —

📧 MX Records#

2 records   60ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mail.linuxhotel.dk 82.165.203.134 mail51.gullestrupnet.dk AS8560 IONOS SE
30 — backupmail.gullestrupnet.dk 82.165.203.134 mail51.gullestrupnet.dk AS8560 IONOS SE

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover82.165.189.144
🔶 Autoconfig82.165.189.144

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   356ms
TXT Record
v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -all

✉️ SPF#

PolicyRecord (linuxhotel.dk)
-all (hard fail) v=spf1 ip4:82.165.203.134 ip4=82.165.189.144 +a +mx -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 2026-10-08 11:09:19
www82.165.189.144 (AS8560) (address records, no CNAME)
www vs bare domainSame network
linuxhotel.dk: 82.165.189.144 (AS8560)
www.linuxhotel.dk: 82.165.189.144 (AS8560)
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

126ms
CheckResult
Validation Status⚠️ Bogus
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsbroken trust chain resolving 'linuxhotel.dk/A/IN': 127.0.0.1#53

🏷️ SOA#

44ms
FieldValue
Serial2025103003
Primary NS (MNAME)ns51.gullestrupnet.dk
Responsible (RNAME)hostmaster@gullestrupnet.dk
Refresh10800s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)10800s

📋 Registration#

WHOIS fetched 2026-10-17 08:20:04
FieldValue
RegistrarDomeneshop AS
Registered2004-06-11
Expires2027-06-30 (255d)

🔗 Same registrant#

4 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
becher-online.dkDomeneshop AS
microcms.dkDomeneshop AS
smartermail.dkDomeneshop AS
webgenie.dkDomeneshop AS
📋 WHOIS#

⏱️ Lookup Timing#

NS
48ms
A
57ms
MX
60ms
AAAA
53ms
TXT
356ms
CAA
46ms
HTTPS
46ms
TLSA
237ms
SOA
44ms
MTA-STS
113ms
DNSSEC
126ms
SRV
201ms
Total
978ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-27 07:29:18 9459ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-20 11:21:44 2484ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-06 21:24:08 2504ms 2 NS 1 A 2 MX 🔓 Insecure
2026-08-26 01:06:16 2517ms 2 NS 1 A 2 MX 🔓 Insecure
2026-07-04 19:27:09 2419ms 2 NS 1 A 2 MX 🔓 Insecure
2026-06-18 00:33:05 shown 978ms 2 NS 1 A 2 MX ⚠️ Bogus
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