jkb.dk

📜 Historical scan 2026-07-12 02:30:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jkb.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 July 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 69.89.31.215 is hosted by Unified Layer (AS46606) in United States. Mail is handled by mail.jkb.dk. 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#

2 records 33ms

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

🌍 A Records#

1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
69.89.31.215	4500s	box415.bluehost.com	AS46606	Unified Layer	69.89.16.0/20	🇺🇸 United States	—

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	mail.jkb.dk	69.89.31.215	box415.bluehost.com	AS46606 Unified Layer

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	69.89.31.215
🔶 Autoconfig	69.89.31.215

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 171ms

TXT Record
v=spf1 include:bluehost.com ip4:35.89.44.38 -all

✉️ SPF#

Policy	Record (jkb.dk)
-all (hard fail)	v=spf1 include:bluehost.com ip4:35.89.44.38 -all

📨 DMARC#

Policy	Record (_dmarc.jkb.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:jesper@jkb.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 2026-10-13 01:07:08

www	69.89.31.215 (AS46606) (address records, no CNAME)
www vs bare domain	Same network jkb.dk: 69.89.31.215 (AS46606) www.jkb.dk: 69.89.31.215 (AS46606)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 15/10 · policy: -all

error 15 DNS lookups: the limit is 10, so a receiver whose evaluation gets past the 10th returns permerror (SPF fails)

🔗 TLSA / DANE#

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

🔐 DNSSEC#

59ms

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

🏷️ SOA#

23ms

Field	Value
Serial	2026030701
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-07 16:15:24

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-07-05
Expires	2027-09-30 (338d)

📋 WHOIS#

⏱️ Lookup Timing#

33ms

32ms

34ms

AAAA

31ms

TXT

171ms

CAA

32ms

HTTPS

33ms

TLSA

349ms

SOA

23ms

MTA-STS

47ms

DNSSEC

59ms

SRV

49ms

Total

5013ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-13 01:07:08	673ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-07 15:57:39	1400ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-04 10:51:07	756ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-30 13:11:05	843ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-04 21:08:56	1206ms	2 NS 1 A 1 MX	🔒 Secure
2026-07-12 02:30:50 shown	5013ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-17 14:21:20	1129ms	2 NS 1 A 1 MX	🔒 Secure