cbartelsen.dk

📜 Historical scan 2026-08-06 22:24:31 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cbartelsen.dk is a .dk domain served by 2 nameservers (braelyn.ns.cloudflare.com, dylan.ns.cloudflare.com). It was registered on 4 March 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.8.24 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.cbartelsen.dk. The zone is of unknown DNSSEC status, 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 36ms

Nameserver	IP addresses	PTR	ASN / ISP
braelyn.ns.cloudflare.com	108.162.194.97 162.159.38.97 172.64.34.97 2606:4700:50::a29f:2661 2803:f800:50::6ca2:c261 2a06:98c1:50::ac40:2261	braelyn.ns.cloudflare.com braelyn.ns.cloudflare.com braelyn.ns.cloudflare.com braelyn.ns.cloudflare.com braelyn.ns.cloudflare.com braelyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dylan.ns.cloudflare.com	108.162.195.187 162.159.44.187 172.64.35.187 2606:4700:58::a29f:2cbb 2803:f800:50::6ca2:c3bb 2a06:98c1:50::ac40:23bb	dylan.ns.cloudflare.com dylan.ns.cloudflare.com dylan.ns.cloudflare.com dylan.ns.cloudflare.com dylan.ns.cloudflare.com dylan.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 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.8.24	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.138.66	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 44ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	mail.cbartelsen.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig	188.114.97.11

🔷 AAAA Records (IPv6)#

2 records 49ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:8a42	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:818	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 41ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.8.24,172.67.138.66 ech=AEX+DQBBIwAgACAPTjDXeGUylppan7riOVDaDitUbPp8dTncRsC0lg/VFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8a42,2606:4700:3037::6815:818

📝 TXT Records#

2 records 250ms

TXT Record
MS=ms32980724
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (cbartelsen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.cbartelsen.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:e2682d6ca0974db6995b49ad1ed04ed3@dmarc-reports.cloudflare.net

📬 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 2026-10-15 12:41:38

www	104.21.8.24 172.67.138.66 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network cbartelsen.dk: 104.21.8.24 172.67.138.66 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.cbartelsen.dk: 104.21.8.24 172.67.138.66 2a06:98c1:3120::1 2a06:98c1:3121::1 (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

136ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'cbartelsen.dk/DNSKEY/IN': 127.0.0.1#53

🏷️ SOA#

0ms

Field	Value
Serial	2411123777
Primary NS (MNAME)	braelyn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-13 06:05:06

Field	Value
Registrar	DANDOMAIN A/S
Registered	2025-03-04
Expires	2027-03-03 (137d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

36ms

46ms

44ms

AAAA

49ms

TXT

250ms

CAA

55ms

HTTPS

41ms

TLSA

134ms

SOA

0ms

MTA-STS

85ms

DNSSEC

136ms

SRV

128ms

Total

1430ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 12:41:38	1688ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-14 11:46:12	2767ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-13 10:57:23	3775ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 21:42:51	1037ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 21:37:06	813ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 13:48:27	746ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-26 13:27:54	9575ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-02 18:23:44	1279ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 07:30:04	9786ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-17 07:21:55	1568ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-14 15:26:47	9311ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-13 08:51:30	1507ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-09 15:43:59	4911ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-06 22:24:31 shown	1430ms	2 NS 2 A 1 MX	❓ Unknown
2026-07-17 11:45:50	10009ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 17:34:23	928ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-16 19:50:59	805ms	2 NS 2 A 1 MX	🔓 Insecure