jhk.dk

📜 Historical scan 2026-06-18 01:31:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jhk.dk is a .dk domain served by 2 nameservers (coleman.ns.cloudflare.com, joselyn.ns.cloudflare.com). It was registered on 20 January 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.25.10 is hosted by Cloudflare, Inc. (AS13335). 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 42ms

Nameserver	IP addresses	PTR	ASN / ISP
coleman.ns.cloudflare.com	108.162.195.64 162.159.44.64 172.64.35.64 2606:4700:58::a29f:2c40 2803:f800:50::6ca2:c340 2a06:98c1:50::ac40:2340	coleman.ns.cloudflare.com coleman.ns.cloudflare.com coleman.ns.cloudflare.com coleman.ns.cloudflare.com coleman.ns.cloudflare.com coleman.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
joselyn.ns.cloudflare.com	108.162.194.43 162.159.38.43 172.64.34.43 2606:4700:50::a29f:262b 2803:f800:50::6ca2:c22b 2a06:98c1:50::ac40:222b	joselyn.ns.cloudflare.com joselyn.ns.cloudflare.com joselyn.ns.cloudflare.com joselyn.ns.cloudflare.com joselyn.ns.cloudflare.com joselyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.25.10	—	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.221.139	—	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.25.10
🔶 Autoconfig	104.21.25.10

🔷 AAAA Records (IPv6)#

2 records 40ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3034::6815:190a	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:dd8b	—	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.25.10,172.67.221.139 ech=AEX+DQBBegAgACBX2r4gu402lfQJBDzNPRD+BImzp76oMzFR73R+6TBCWwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:190a,2606:4700:3037::ac43:dd8b

📝 TXT Records#

1 records 234ms

TXT Record
v=spf1 ip4:87.62.98.104 -all

✉️ SPF#

Policy	Record (jhk.dk)
-all (hard fail)	v=spf1 ip4:87.62.98.104 -all

📨 DMARC#

Policy	Record (_dmarc.jhk.dk)
p=reject	v=DMARC1;p=reject;rua=mailto:noreply@jhk.dk;

📬 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 2026-10-18 04:40:39

www	104.21.25.10 172.67.221.139 2606:4700:3037::6815:190a 2606:4700:3037::ac43:dd8b (AS13335) (address records, no CNAME)
www vs bare domain	Same network jhk.dk: 104.21.25.10 172.67.221.139 2606:4700:3037::6815:190a 2606:4700:3037::ac43:dd8b (AS13335) www.jhk.dk: 104.21.25.10 172.67.221.139 2606:4700:3037::6815:190a 2606:4700:3037::ac43:dd8b (AS13335)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY
BIMI	v=BIMI1; l=https://jhkconsult.dk/images/logo/jhkconsult_3.svg

🔎 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#

108ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2405282581
Primary NS (MNAME)	coleman.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 04:37:26

Field	Value
Registrar	ONE.COM A/S
Registered	1999-01-20
Expires	2027-03-31 (162d)

🔗 Same registrant#

2 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
fleetsuite.dk	ONE.COM A/S
jhkconsult.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

42ms

45ms

29ms

AAAA

40ms

TXT

234ms

CAA

46ms

HTTPS

44ms

TLSA

373ms

SOA

27ms

MTA-STS

38ms

DNSSEC

108ms

SRV

2034ms

Total

2895ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 04:40:38	2360ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-17 03:59:30	2545ms	2 NS 2 A 0 MX	🔓 Insecure
2026-10-01 06:48:54	711ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-24 07:31:55	723ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-23 03:47:38	897ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-14 05:40:15	1956ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-07 04:28:34	545ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-31 16:53:50	3662ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-28 06:31:21	783ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-27 12:58:37	520ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-08 14:41:30	9985ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-06 13:00:39	1169ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-17 03:40:21	1102ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-14 12:47:04	1227ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-28 17:23:16	1015ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-21 08:54:34	1044ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-18 01:31:00 shown	2895ms	2 NS 2 A 0 MX	🔓 Insecure