jksgroup.dk

📜 Historical scan 2026-06-18 01:47:58 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jksgroup.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 3 August 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is DNSSEC-signed and validates, 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#

4 records 221ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 453ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (jksgroup.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC#

Policy	Record (_dmarc.jksgroup.dk)
p=reject	v=DMARC1;p=reject;

📬 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 2026-10-07 15:47:19

www CNAME	www.jks.dk (all on jks.dk) → 185.223.27.23 (AS48854)
www vs bare domain	Only www resolves jksgroup.dk: no address www.jksgroup.dk: 185.223.27.23 (AS48854) (all like this)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

389ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

218ms

Field	Value
Serial	2021030800
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-15 07:23:18

Field	Value
Registrar	Simply.com A/S
Registered	2015-08-03
Expires	2027-08-31 (315d)

🔗 Same registrant#

7 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
backup-vikar.dk	Simply.com A/S
backupvikar.dk	Simply.com A/S
brightpeople.dk	Simply.com A/S
capacentpeople.dk	Simply.com A/S
jks-it.dk	Punktum dk A/S (direct)
shortlisten.dk	Punktum dk A/S (direct)
shortlister.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

221ms

219ms

AAAA

219ms

TXT

453ms

CAA

218ms

HTTPS

217ms

TLSA

69ms

SOA

218ms

MTA-STS

38ms

DNSSEC

389ms

SRV

271ms

Total

812ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 14:10:52	543ms	4 NS 0 A 0 MX	🔒 Secure
2026-09-25 13:06:11	360ms	4 NS 0 A 0 MX	🔒 Secure
2026-09-03 18:46:11	331ms	4 NS 0 A 0 MX	🔒 Secure
2026-08-27 16:49:43	449ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-20 06:00:02	716ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-18 01:47:58 shown	812ms	4 NS 0 A 0 MX	🔒 Secure