jcbolig.dk

📜 Historical scan 2026-09-23 04:23:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jcbolig.dk is a .dk domain served by 2 nameservers (ali.ns.cloudflare.com, terin.ns.cloudflare.com). It was registered on 8 June 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.134.12.223 is hosted by Team Blue Carrier Limited (AS34282) in United Kingdom. Mail is handled by mail.jcbolig.dk. The zone is not DNSSEC-signed, has no 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 143ms

Nameserver	IP addresses	PTR	ASN / ISP
ali.ns.cloudflare.com	108.162.192.59 172.64.32.59 173.245.58.59 2606:4700:50::adf5:3a3b 2803:f800:50::6ca2:c03b 2a06:98c1:50::ac40:203b	ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com ali.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
terin.ns.cloudflare.com	108.162.193.236 172.64.33.236 173.245.59.236 2606:4700:58::adf5:3bec 2803:f800:50::6ca2:c1ec 2a06:98c1:50::ac40:21ec	terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com terin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

1 records 111ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.134.12.223	300s	host.c-co.dk	AS34282	Team Blue Carrier Limited	5.134.8.0/21	🇬🇧 United Kingdom	—

📧 MX Records#

1 records 146ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mail.jcbolig.dk	5.134.12.223	host.c-co.dk	AS34282 Team Blue Carrier Limited

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.11.95
🔶 Autoconfig	104.21.11.95

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 261ms

TXT Record
v=spf1 +mx +a +ip4:5.134.12.223 ~all

✉️ SPF#

Policy	Record (jcbolig.dk)
~all (soft fail)	v=spf1 +mx +a +ip4:5.134.12.223 ~all

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-09 10:42:17

www	5.134.12.223 (AS34282) (address records, no CNAME)
www vs bare domain	Same network jcbolig.dk: 5.134.12.223 (AS34282) www.jcbolig.dk: 5.134.12.223 (AS34282)
Wildcard	Yes: any name under the zone resolves

✍️ 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: 2/10 · policy: ~all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.jcbolig.dk	0aW9VPx9--5cw1FY5YWorWqcc2qarikGOPxVwluzPng
TXT	_acme-challenge.jcbolig.dk	_ek7P94uphErkJ7p2zOyUNPUuRZP2XU73UOAaraIVYE

🔗 TLSA / DANE#

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

🔐 DNSSEC#

156ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415322521
Primary NS (MNAME)	ali.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-06 19:46:34

Field	Value
Registrar	CURANET A/S
Registered	2015-06-08
Expires	2027-07-31 (286d)

📋 WHOIS#

⏱️ Lookup Timing#

143ms

111ms

146ms

AAAA

72ms

TXT

261ms

CAA

97ms

HTTPS

107ms

TLSA

96ms

SOA

0ms

MTA-STS

139ms

DNSSEC

156ms

SRV

150ms

Total

943ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 00:57:14	703ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-24 08:04:06	827ms	2 NS 1 A 1 MX	🔓 Insecure
2026-09-23 04:23:57 shown	943ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-29 07:30:50	993ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-26 18:56:01	1371ms	2 NS 1 A 1 MX	🔓 Insecure
2026-08-25 11:34:54	491ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-30 04:48:55	1381ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-26 01:44:17	972ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-18 00:57:40	787ms	2 NS 1 A 1 MX	🔓 Insecure