chatsystems.dk

Records from scan: 2026-10-02 02:33:53 · 714ms total · last checked 2026-10-16 17:27 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

chatsystems.dk is a .dk domain served by 2 nameservers (dee.ns.cloudflare.com, marty.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.25.139 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 38ms

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 Records#

2 records 43ms

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 48ms

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 Records#

1 records 46ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.25.139,172.67.134.73 ech=AEX+DQBB6wAgACCOxweTDUo6fI5cOPccGOn3WzJ0hPwLCC8twzJ4AfNtPwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:198b,2606:4700:3036::ac43:8649

📝 TXT Records#

1 records 191ms

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

🧩 Web & zone#

checked 2026-10-08 03:53:00

www	104.21.25.139 172.67.134.73 2606:4700:3030::6815:198b 2606:4700:3036::ac43:8649 (AS13335) (address records, no CNAME)
www vs bare domain	Same network chatsystems.dk: 104.21.25.139 172.67.134.73 2606:4700:3030::6815:198b 2606:4700:3036::ac43:8649 (AS13335) www.chatsystems.dk: 104.21.25.139 172.67.134.73 2606:4700:3030::6815:198b 2606:4700:3036::ac43:8649 (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: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

143ms

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

🏷️ SOA#

31ms

Field	Value
Serial	2416364294
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 yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

38ms

43ms

55ms

AAAA

48ms

TXT

191ms

CAA

46ms

HTTPS

46ms

TLSA

66ms

SOA

31ms

MTA-STS

71ms

DNSSEC

143ms

SRV

73ms

Total

714ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 02:33:53 shown	714ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-29 01:57:28	628ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-23 23:50:44	618ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-06 22:31:40	1312ms	2 NS 2 A 0 MX	🔒 Secure
2026-09-02 01:20:44	641ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-27 16:39:26	528ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-24 15:24:37	3240ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-11 20:39:09	4920ms	2 NS 2 A 0 MX	🔒 Secure
2026-08-04 10:58:31	1603ms	2 NS 2 A 0 MX	🔒 Secure
2026-07-20 00:34:48	1005ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-27 09:05:56	833ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-26 08:09:44	698ms	2 NS 2 A 0 MX	🔒 Secure
2026-06-16 20:26:02	513ms	2 NS 2 A 0 MX	🔒 Secure