chatsystems.dk DNS records

🖥️ Nameservers2 records 33ms

Nameserver	IP addresses	PTR	ASN / ISP
dee.ns.cloudflare.com	108.162.192.93 172.64.32.93 173.245.58.93 2606:4700:50::adf5:3a5d 2803:f800:50::6ca2:c05d 2a06:98c1:50::ac40:205d	dee.ns.cloudflare.com dee.ns.cloudflare.com dee.ns.cloudflare.com dee.ns.cloudflare.com dee.ns.cloudflare.com dee.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
marty.ns.cloudflare.com	108.162.193.204 172.64.33.204 173.245.59.204 2606:4700:58::adf5:3bcc 2803:f800:50::6ca2:c1cc 2a06:98c1:50::ac40:21cc	marty.ns.cloudflare.com marty.ns.cloudflare.com marty.ns.cloudflare.com marty.ns.cloudflare.com marty.ns.cloudflare.com marty.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.25.139	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.134.73	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.134.73
🔶 Autoconfig	104.21.25.139

🔷 AAAA Records (IPv6)2 records 26ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:198b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::ac43:8649	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.25.139,172.67.134.73 ech=AEX+DQBBvAAgACAjBvVHkFpqArpRl920aDwCdfppSK52abJazKltW9VlRAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:198b,2606:4700:3036::ac43:8649

📝 TXT Records1 records 154ms

TXT Record
v=spf1 -all

✉️ SPF

Policy	Record (chatsystems.dk)
-all (hard fail)	v=spf1 -all

📨 DMARC

Policy	Record (_dmarc.chatsystems.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=s; 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

🔗 TLSA / DANE

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

🔐 DNSSEC99ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2413314509
Primary NS (MNAME)	dee.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

33ms

A

33ms

MX

26ms

AAAA

26ms

TXT

154ms

CAA

32ms

HTTPS

32ms

TLSA

50ms

SOA

0ms

MTA-STS

40ms

DNSSEC

99ms

SRV

54ms

Total

528ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:39:26	528ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-24 15:24:37	3240ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-11 20:39:09	4920ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-08-04 10:58:31	1603ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-07-20 00:34:48	1005ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-27 09:05:56	833ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-26 08:09:44	698ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-16 20:26:02	513ms	2 NS 2 A 0 MX	🔒 Secure	View