jkkn.dk

📜 Historical scan 2026-08-16 00:47:09 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jkkn.dk is a .dk domain served by 3 nameservers (ns01.one.com, ns02.one.com, ns1.jkkn.dk). It was registered on 4 August 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.210.78.144 is hosted by Hiper A/S (AS203953) in Denmark. Mail is handled by smtp.jkkn.net. The zone is DNSSEC-signed and validates, 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#

3 records 143ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S
ns1.jkkn.dk	2a05:f6c7:3713::3 80.210.78.144	gw.netsense.dk gw.netsense.dk	AS203953 Hiper A/S AS203953 Hiper A/S

🌍 A Records#

1 records 193ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.210.78.144	43200s	gw.netsense.dk	AS203953	Hiper A/S	80.210.64.0/20	🇩🇰 Denmark	Rødovre Municipality

📧 MX Records#

1 records 206ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	smtp.jkkn.net	2a05:f6c7:3713::3 80.210.78.144	gw.netsense.dk gw.netsense.dk	AS203953 Hiper A/S AS203953 Hiper A/S

🔷 AAAA Records (IPv6)#

1 records 210ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a05:f6c7:3713::3	43200s	gw.netsense.dk	AS203953	Hiper A/S	2a05:f6c0:0:0:0:0:0:0/29	🇩🇰 Denmark	Vedbæk

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 236ms

Service	Priority	Weight	Port	Target
_imap._tcp	5	0	143	imap.jkkn.net
_imaps._tcp	0	0	993	imap.jkkn.net

📝 TXT Records#

2 records 384ms

TXT Record
Jens Kristian Kraemmer Nielsen
v=spf1 mx -all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.jkkn.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc-reports@jkkn.net; ruf=mailto:dmarc-abuse@jkkn.net; sp=reject

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

3 records 190ms

Flags	Tag	Value
0	iodef	mailto:caa-abuse@jkkn.net
0	issue	letsencrypt.org
0	issuewild	;

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-13 02:38:05

www CNAME	jkkn.dk (all on jkkn.dk) → 80.210.78.144 2a05:f6c7:3713::3 (AS203953)
www vs bare domain	Same network jkkn.dk: 80.210.78.144 2a05:f6c7:3713::3 (AS203953) www.jkkn.dk: 80.210.78.144 2a05:f6c7:3713::3 (AS203953)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 2 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

2 records 1323ms

Service / Owner	Type	Cert association
SMTP _25._tcp.smtp.jkkn.net	DANE-EE · Full cert · SHA-256	8F452E203DE9E139B9C6D0EE5C96C8EF…
HTTPS _443._tcp.jkkn.dk	DANE-EE · Full cert · SHA-256	B9E7D329E878158CC6A8F1574E36446B…

🔐 DNSSEC#

315ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2025029267
Primary NS (MNAME)	ns1.jkkn.dk
Responsible (RNAME)	zonecontact@jkkn.dk
Refresh	86400s
Retry	7200s
Expire	3628800s
Minimum (neg-cache TTL)	14400s

📋 Registration#

WHOIS fetched 2026-10-11 23:59:45

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1998-08-04
Expires	2036-05-31 (3514d)

🔗 Same registrant#

13 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
asbk.dk	Punktum dk A/S (direct)
ctav.dk	Punktum dk A/S (direct)
dft.dk	Punktum dk A/S (direct)
ebbj.dk	Punktum dk A/S (direct)
evakristian.dk	Punktum dk A/S (direct)
helpimprove.dk	Punktum dk A/S (direct)
improfightnight.dk	Punktum dk A/S (direct)
kochsgade.dk	Punktum dk A/S (direct)
netsense.dk	Punktum dk A/S (direct)
organisationsdoktoren.dk	Punktum dk A/S (direct)
ruthln.dk	Punktum dk A/S (direct)
senseleading.dk	Punktum dk A/S (direct)
ssbk.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

143ms

193ms

206ms

AAAA

210ms

TXT

384ms

CAA

190ms

HTTPS

186ms

TLSA

1323ms

SOA

0ms

MTA-STS

266ms

DNSSEC

315ms

SRV

236ms

Total

4137ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 02:38:05	4470ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-11 23:43:31	536ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-03 14:27:30	3034ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-02 14:24:08	518ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 14:20:58	1487ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-29 14:13:55	1838ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-28 14:06:51	757ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-26 13:50:28	943ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-24 05:49:16	3133ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-19 12:37:59	1650ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-17 06:28:55	1266ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-10 05:47:59	1112ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-07 09:02:15	1777ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-28 08:50:49	1133ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-27 08:43:16	1023ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-24 19:05:10	992ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-23 17:50:32	1180ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-19 08:41:24	6916ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-18 08:36:06	2985ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-16 00:47:09 shown	4137ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-11 09:45:54	3107ms	3 NS 1 A 1 MX	🔒 Secure
2026-08-07 08:13:36	1502ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-29 00:00:54	2903ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-27 18:57:28	1087ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-23 16:18:39	1076ms	3 NS 1 A 1 MX	🔒 Secure