jcab.dk

📜 Historical scan 2026-09-20 00:38:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jcab.dk is a .dk domain served by 2 nameservers (simone.ns.cloudflare.com, skip.ns.cloudflare.com). It was registered on 17 December 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.61.112 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. 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 67ms

Nameserver	IP addresses	PTR	ASN / ISP
simone.ns.cloudflare.com	108.162.194.26 162.159.38.26 172.64.34.26 2606:4700:50::a29f:261a 2803:f800:50::6ca2:c21a 2a06:98c1:50::ac40:221a	simone.ns.cloudflare.com simone.ns.cloudflare.com simone.ns.cloudflare.com simone.ns.cloudflare.com simone.ns.cloudflare.com simone.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
skip.ns.cloudflare.com	108.162.193.233 172.64.33.233 173.245.59.233 2606:4700:58::adf5:3be9 2803:f800:50::6ca2:c1e9 2a06:98c1:50::ac40:21e9	skip.ns.cloudflare.com skip.ns.cloudflare.com skip.ns.cloudflare.com skip.ns.cloudflare.com skip.ns.cloudflare.com skip.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 73ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.61.112	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.209.153	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

3 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.gigahost.dk	46.183.139.11	mx1.gigahost.dk	AS47292 Sentia Denmark A/S
10	300s	mx2.gigahost.dk	46.183.139.12	mx2.gigahost.dk	AS47292 Sentia Denmark A/S
10	300s	mx3.gigahost.dk	46.183.139.13	mx3.gigahost.dk	AS47292 Sentia Denmark A/S

🔷 AAAA Records (IPv6)#

2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::ac43:d199	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3032::6815:3d70	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 43ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.61.112,172.67.209.153 ech=AEX+DQBBhQAgACBJMLMQ2pPIqRsR+nvxdXl83TmAE0Jl4RjRwW/wUZ1OVwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:d199,2606:4700:3032::6815:3d70

📝 TXT Records#

1 records 261ms

TXT Record
v=spf1 mx include:spf.gigahost.dk -all

✉️ SPF#

Policy	Record (jcab.dk)
-all (hard fail)	v=spf1 mx include:spf.gigahost.dk -all

📨 DMARC#

Policy	Record (_dmarc.jcab.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=reject; aspf=s

📬 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 2026-10-10 03:22:18

www	104.21.61.112 172.67.209.153 2606:4700:3031::ac43:d199 2606:4700:3032::6815:3d70 (AS13335) (address records, no CNAME)
www vs bare domain	Same network jcab.dk: 104.21.61.112 172.67.209.153 2606:4700:3031::ac43:d199 2606:4700:3032::6815:3d70 (AS13335) www.jcab.dk: 104.21.61.112 172.67.209.153 2606:4700:3031::ac43:d199 2606:4700:3032::6815:3d70 (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.jcab.dk	GF-jjD3MhGtDJkn3N8NdmxKu9Junyeq6gMNBkkZsI1g
TXT	_acme-challenge.jcab.dk	ulg-jq1y3xSLTEOQsKGYWbZ11jUeI023NwMzUF_qt8I

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2065ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2414963554
Primary NS (MNAME)	simone.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 18:36:26

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-12-17
Expires	2031-07-31 (1747d)

🔗 Same registrant#

20 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
511-denmark.dk	Punktum dk A/S (direct)
511-dk.dk	Punktum dk A/S (direct)
511-shop.dk	Punktum dk A/S (direct)
511danmark.dk	Punktum dk A/S (direct)
billigt-grej.dk	Punktum dk A/S (direct)
billigt-vagtgrej.dk	Punktum dk A/S (direct)
billigtgrej.dk	Punktum dk A/S (direct)
billigthaandjerngrej.dk	Punktum dk A/S (direct)
billigtwalkiegrej.dk	Punktum dk A/S (direct)
cam-shop.dk	Punktum dk A/S (direct)
crowd-management.dk	Punktum dk A/S (direct)
event-security.dk	Punktum dk A/S (direct)
fl-sec.dk	Punktum dk A/S (direct)
klikfast.dk	Punktum dk A/S (direct)
radio-shop.dk	Punktum dk A/S (direct)
skudsikker-vest.dk	Punktum dk A/S (direct)
vagtbutik.dk	Punktum dk A/S (direct)
vagtbutikken.dk	Punktum dk A/S (direct)
walkieshop.dk	Punktum dk A/S (direct)
zv-vest.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

67ms

73ms

50ms

AAAA

49ms

TXT

261ms

CAA

49ms

HTTPS

43ms

TLSA

66ms

SOA

0ms

MTA-STS

58ms

DNSSEC

2065ms

SRV

98ms

Total

3030ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-10 03:22:17	4280ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-29 15:53:52	1358ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-26 15:22:16	1282ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-24 15:01:17	702ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-23 14:08:56	763ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-20 00:38:21 shown	3030ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-15 15:31:50	1067ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-13 19:30:55	1872ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-06 17:38:35	617ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-31 10:36:42	4157ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-23 10:12:18	3333ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-08 12:24:14	1731ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-06 06:26:08	1374ms	2 NS 2 A 3 MX	🔓 Insecure
2026-07-04 22:32:34	1276ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-25 12:25:45	1651ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-23 03:57:38	887ms	2 NS 2 A 3 MX	🔓 Insecure
2026-06-17 20:26:18	1155ms	2 NS 2 A 3 MX	🔓 Insecure