jb-networks.dk

Records from scan: 2026-10-17 19:21:10 · 502ms total

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jb-networks.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 February 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by smtp.ml-hosting.net. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 47ms

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#

🌍

No A records found

📧 MX Records#

1 records 38ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	smtp.ml-hosting.net	159.253.88.204	—	AS42903 Itm8 A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	jb-networks.dk
🔶 Autoconfig	jb-networks.dk

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

2 records 63ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	0	443	mail.ml-hosting.net
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 154ms

TXT Record
MS=ms33479172
v=DMARC1; p=none;
v=spf1 a mx include:_spf.ml-hosting.net -all

✉️ SPF#

Policy	Record (jb-networks.dk)
-all (hard fail)	v=spf1 a mx include:_spf.ml-hosting.net -all

📨 DMARC#

Policy	Record (_dmarc.jb-networks.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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#

checked 2026-10-17 19:21:10

www CNAME	jb-networks.dk (all on jb-networks.dk)
www vs bare domain	Neither resolves jb-networks.dk: no address www.jb-networks.dk: no address
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.jb-networks.dk	jb-networks.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

57ms

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

🏷️ SOA#

48ms

Field	Value
Serial	2026101701
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 2026-10-08 17:21:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-02-03
Expires	2027-02-28 (133d)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

40ms

38ms

AAAA

45ms

TXT

154ms

CAA

38ms

HTTPS

35ms

TLSA

83ms

SOA

48ms

MTA-STS

55ms

DNSSEC

57ms

SRV

63ms

Total

502ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-17 19:21:10 shown	502ms	2 NS 0 A 1 MX	🔒 Secure
2026-10-08 06:15:34	486ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-24 11:14:41	13415ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-22 09:07:51	1807ms	2 NS 0 A 1 MX	🔒 Secure
2026-09-06 15:31:27	593ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-26 09:19:56	724ms	2 NS 0 A 1 MX	🔒 Secure
2026-08-23 00:57:32	713ms	2 NS 0 A 1 MX	🔒 Secure
2026-07-22 21:00:55	859ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-29 19:00:35	794ms	2 NS 0 A 1 MX	🔒 Secure
2026-06-23 21:17:45	980ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 10:57:15	812ms	2 NS 0 A 1 MX	🔒 Secure