thermalux.dk

📜 Historical scan 2026-08-29 18:15:33  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

thermalux.dk is a .dk domain served by 2 nameservers (ns1.mdwx.be, ns2.mdwx.be). It was registered on 14 January 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.61.248.73 is hosted by Signet B.V. (AS20857) in The Netherlands. Mail is handled by mail.thermalux.dk, relay.mdwx.be. The zone is not DNSSEC-signed, publishes a 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   73ms
NameserverIP addressesPTRASN / ISP
ns1.mdwx.be 2a01:7860::db:1152:a:1
5.61.248.164		 nsauth1.ixlhosting.nl
nsauth1.ixlhosting.nl		 AS20857 Signet B.V.
AS20857 Signet B.V.
ns2.mdwx.be 2a01:7c8:bb09:15e:5054:ff:fed2:6901
93.119.13.218		 nsauth2.ixlhosting.nl
nsauth2.ixlhosting.nl		 AS20857 Signet B.V.
AS20857 Signet B.V.

🌍 A Records#

1 records   21ms
IPTTLPTRASNISP / OrgCIDRCountryCity
5.61.248.73 3600s web04.mdwx.be AS20857 Signet B.V. 5.61.248.0/21 🇳🇱 The Netherlands —

📧 MX Records#

2 records   20ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.thermalux.dk 2a01:7860::db:1731:7:1
5.61.248.73		 web04.mdwx.be
web04.mdwx.be		 AS20857 Signet B.V.
AS20857 Signet B.V.
20 3600s relay.mdwx.be 136.144.237.126
2a01:7c8:d008:3e0:5054:ff:fe5d:f765		 relay.ixlhosting.nl
relay.ixlhosting.nl		 AS20857 Signet B.V.
AS20857 Signet B.V.

🔷 AAAA Records (IPv6)#

1 records   34ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:7860::db:1731:7:1 3600s web04.mdwx.be AS20857 Signet B.V. 2a01:7860::/32 🇳🇱 The Netherlands —

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   168ms
TXT Record
v=spf1 include:spf.mdwx.be ~all

✉️ SPF#

PolicyRecord (thermalux.dk)
~all (soft fail) v=spf1 include:spf.mdwx.be ~all

📨 DMARC#

PolicyRecord (_dmarc.thermalux.dk)
p=none (monitor only) v=DMARC1; p=none; sp=none;

📬 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 2026-10-11 17:02:57
www5.61.248.73 2a01:7860::db:1731:7:1 (AS20857) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

234ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

47ms
FieldValue
Serial2024052700
Primary NS (MNAME)ns1.mdwx.be
Responsible (RNAME)hostmaster@thermalux.dk
Refresh28800s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)28800s

📋 Registration#

WHOIS fetched 2026-10-11 12:39:29
FieldValue
RegistrarRealtime Register B.V.
Registered2021-01-14
Expires2027-01-31 (100d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
73ms
A
21ms
MX
20ms
AAAA
34ms
TXT
168ms
CAA
20ms
HTTPS
60ms
TLSA
324ms
SOA
47ms
MTA-STS
36ms
DNSSEC
234ms
SRV
0ms
Total
3781ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 23:04:51 1565ms 2 NS 1 A 2 MX 🔓 Insecure
2026-09-26 12:59:26 1587ms 2 NS 1 A 2 MX 🔓 Insecure
2026-08-29 18:15:33 shown 3781ms 2 NS 1 A 2 MX 🔓 Insecure
2026-08-28 03:00:33 3559ms 2 NS 1 A 2 MX 🔓 Insecure
2026-06-20 00:16:36 1170ms 2 NS 1 A 2 MX 🔓 Insecure
2026-06-18 08:22:04 8986ms 2 NS 1 A 2 MX 🔓 Insecure
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