jt-com.dk

📜 Historical scan 2026-09-30 09:23:12  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jt-com.dk is a .dk domain served by 5 nameservers (ns1.businessdns.dk, ns1.dns.services, ns2.businessdns.dk and 2 more). It was registered on 28 June 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.191.113.173 is hosted by AURA Fiber A/S (AS204274) in Denmark. Mail is handled by efa01.businessdns.dk, mx-backup.businessdns.dk and 1 more. The zone is not DNSSEC-signed, 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#

5 records   30ms
NameserverIP addressesPTRASN / ISP
ns1.businessdns.dk 85.191.113.163 ns1.businessdns.dk AS204274 AURA Fiber A/S
ns1.dns.services 195.242.131.6
2001:67c:564:ffff::11		 ns1.dns.services
ns1.dns.services		 AS62121 Christian Ebsen ApS
AS62121 Christian Ebsen ApS
ns2.businessdns.dk 85.191.113.164 ns2.businessdns.dk AS204274 AURA Fiber A/S
ns2.dns.services 2a00:1b18:2:3:3::2
62.69.152.37		 ns2.dns.services
ns2.dns.services		 AS47527 DLX A/S
AS47527 DLX A/S
ns3.dns.services 185.55.197.53 ns3.dns.services AS60153 Inpadi ApS

🌍 A Records#

1 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
85.191.113.173 3600s 85.191.113.173.static.dhcp.aura-net.dk AS204274 AURA Fiber A/S 85.191.0.0/17 🇩🇰 Denmark Brabrand

📧 MX Records#

3 records   40ms
PriorityTTLMail ServerIP addressesPTRASN
5 86400s efa01.businessdns.dk 85.191.113.182 efa01.businessdns.dk AS204274 AURA Fiber A/S
10 86400s mx-backup.businessdns.dk 85.184.165.70
85.191.113.183		 85.184.165.70.static.dhcp.aura-net.dk
mailgate01.businessdns.dk		 AS204274 AURA Fiber A/S
AS204274 AURA Fiber A/S
50 86400s ardbeg.businessdns.dk 85.191.113.180 ardbeg.businessdns.dk AS204274 AURA Fiber A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records   56ms
ServicePriorityWeightPortTarget
_autodiscover._tcp 0 100 443 mail.businessdns.dk

📝 TXT Records#

2 records   121ms
TXT Record
google-site-verification=2QqM0QmUZL9cA2J1Y6-GooqMqtS4exb38QCb03Rxbxw
v=spf1 a include:spf.businessdns.dk -all

✉️ SPF#

PolicyRecord (jt-com.dk)
-all (hard fail) v=spf1 a include:spf.businessdns.dk -all

📨 DMARC#

PolicyRecord (_dmarc.jt-com.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:odumtawm@rua.eunetic.net; ruf=mailto:odumtawm@ruf.eunetic.net; sp=none; rf=afrf; ri=86400; adkim=r; aspf=r; fo=1

📬 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 2026-10-17 01:34:23
www85.191.113.173 (AS204274) (address records, no CNAME)
www vs bare domainSame network
jt-com.dk: 85.191.113.173 (AS204274)
www.jt-com.dk: 85.191.113.173 (AS204274)
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
s1 — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 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#

125ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

46ms
FieldValue
Serial2026093010
Primary NS (MNAME)ns1.businessdns.dk
Responsible (RNAME)hostmaster@businessdns.dk
Refresh3600s
Retry7200s
Expire3600000s
Minimum (neg-cache TTL)84600s

📋 Registration#

WHOIS fetched 2026-10-12 22:44:38
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1999-06-28
Expires2027-06-30 (256d)

🔗 Same registrant#

14 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
businessdns.dkPunktum dk A/S (direct)
businesssms.dkPunktum dk A/S (direct)
dvdsamleren.dkPunktum dk A/S (direct)
e-familien.dkPunktum dk A/S (direct)
efamilien.dkPunktum dk A/S (direct)
familiekontakt.dkPunktum dk A/S (direct)
familien-gammelgaard.dkPunktum dk A/S (direct)
familienspost.dkPunktum dk A/S (direct)
filmsamleren.dkPunktum dk A/S (direct)
frihedensfrekvens.dkPunktum dk A/S (direct)
jtcom.dkPunktum dk A/S (direct)
sabrage.dkPunktum dk A/S (direct)
serversalg.dkPunktum dk A/S (direct)
student96.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
30ms
A
39ms
MX
40ms
AAAA
43ms
TXT
121ms
CAA
43ms
HTTPS
36ms
TLSA
284ms
SOA
46ms
MTA-STS
51ms
DNSSEC
125ms
SRV
56ms
Total
1075ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 01:34:23 858ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-16 00:48:12 1808ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-14 23:28:29 606ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-13 22:53:16 763ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-12 22:31:06 612ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-11 22:20:40 687ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-10 21:20:33 434ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-09 20:39:32 436ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-08 12:22:48 1216ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-07 12:05:17 1144ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-06 10:12:07 1899ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-05 09:37:34 415ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-04 09:32:35 562ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-03 09:32:04 780ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-02 09:30:31 1183ms 5 NS 1 A 3 MX 🔓 Insecure
2026-10-01 09:28:26 1145ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-30 09:23:12 shown 1075ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-29 09:12:38 1299ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-28 08:36:53 1166ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-27 08:14:15 749ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-26 19:07:24 676ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-25 18:55:58 645ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-24 18:40:51 678ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-23 17:36:29 734ms 5 NS 1 A 3 MX 🔓 Insecure
2026-09-21 17:21:04 1519ms 5 NS 1 A 3 MX 🔓 Insecure
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