jt-com.dk

📜 Historical scan 2026-08-10 15:13:48 · ← 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 282ms

Nameserver	IP addresses	PTR	ASN / 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 225ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
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	Hinnerup

📧 MX Records#

3 records 284ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
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 272ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	100	443	mail.businessdns.dk

📝 TXT Records#

2 records 366ms

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

✉️ SPF#

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

📨 DMARC#

Policy	Record (_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 2026-10-20 03:09:40

www	85.191.113.173 (AS204274) (address records, no CNAME)
www vs bare domain	Same network jt-com.dk: 85.191.113.173 (AS204274) www.jt-com.dk: 85.191.113.173 (AS204274)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
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#

299ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026081016
Primary NS (MNAME)	ns1.businessdns.dk
Responsible (RNAME)	hostmaster@businessdns.dk
Refresh	3600s
Retry	7200s
Expire	3600000s
Minimum (neg-cache TTL)	84600s

📋 Registration#

WHOIS fetched 2026-10-12 22:44:38

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-06-28
Expires	2027-06-30 (252d)

🔗 Same registrant#

15 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).

Domain	Registrar
businessdns.dk	Punktum dk A/S (direct)
businesssms.dk	Punktum dk A/S (direct)
dvdsamleren.dk	Punktum dk A/S (direct)
e-familien.dk	Punktum dk A/S (direct)
efamilien.dk	Punktum dk A/S (direct)
familiekontakt.dk	Punktum dk A/S (direct)
familien-gammelgaard.dk	Punktum dk A/S (direct)
familiengammelgaard.dk	Punktum dk A/S (direct)
familienspost.dk	Punktum dk A/S (direct)
filmsamleren.dk	Punktum dk A/S (direct)
frihedensfrekvens.dk	Punktum dk A/S (direct)
jtcom.dk	Punktum dk A/S (direct)
sabrage.dk	Punktum dk A/S (direct)
serversalg.dk	Punktum dk A/S (direct)
student96.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

282ms

225ms

284ms

AAAA

210ms

TXT

366ms

CAA

248ms

HTTPS

175ms

TLSA

184ms

SOA

0ms

MTA-STS

280ms

DNSSEC

299ms

SRV

272ms

Total

1674ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 03:09:40	988ms	5 NS 1 A 3 MX	🔓 Insecure
2026-10-19 01:50:02	681ms	5 NS 1 A 3 MX	🔓 Insecure
2026-10-18 01:46:33	415ms	5 NS 1 A 3 MX	🔓 Insecure
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	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