cbartelsen.dk DNS records

🖥️ Nameservers2 records 56ms

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 Records2 records 53ms

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 Records1 records 82ms

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 → 40.104.116.24
🔶 Autoconfig	172.67.138.66

🔷 AAAA Records (IPv6)2 records 64ms

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 Records1 records 51ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.8.24,172.67.138.66 ech=AEX+DQBBqAAgACCkbYjC6ahQnzGO1ofed/lHK5diGeeqBzQpqVcZhRUHSgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8a42,2606:4700:3037::6815:818

📝 TXT Records2 records 282ms

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

🔗 TLSA / DANE

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

🔐 DNSSEC92ms

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

🏷️ SOA0ms

Field	Value
Serial	2412308807
Primary NS (MNAME)	braelyn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

56ms

A

53ms

MX

82ms

AAAA

64ms

TXT

282ms

CAA

60ms

HTTPS

51ms

TLSA

117ms

SOA

0ms

MTA-STS

79ms

DNSSEC

92ms

SRV

114ms

Total

1568ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 18:23:44	1279ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 07:30:04	9786ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-17 07:21:55	1568ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-14 15:26:47	9311ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-13 08:51:30	1507ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-09 15:43:59	4911ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-06 22:24:31	1430ms	2 NS 2 A 1 MX	❓ Unknown	View
2026-07-17 11:45:50	10009ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 17:34:23	928ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-16 19:50:59	805ms	2 NS 2 A 1 MX	🔓 Insecure	View