cmochallenges.dk DNS records

🖥️ Nameservers2 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ajay.ns.cloudflare.com	108.162.193.56 172.64.33.56 173.245.59.56 2606:4700:58::adf5:3b38 2803:f800:50::6ca2:c138 2a06:98c1:50::ac40:2138	ajay.ns.cloudflare.com ajay.ns.cloudflare.com ajay.ns.cloudflare.com ajay.ns.cloudflare.com ajay.ns.cloudflare.com ajay.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kate.ns.cloudflare.com	108.162.192.124 172.64.32.124 173.245.58.124 2606:4700:50::adf5:3a7c 2803:f800:50::6ca2:c07c 2a06:98c1:50::ac40:207c	kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com kate.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.114.96.1	300s	—	AS13335	Cloudflare, Inc.	188.114.96.0/22	—	—
188.114.97.1	300s	—	AS13335	Cloudflare, Inc.	188.114.96.0/22	—	—

📧 MX Records3 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx10.mailspamprotection.com	34.149.79.66	66.79.149.34.bc.googleusercontent.com	AS396982 Google LLC
20	300s	mx20.mailspamprotection.com	34.120.156.61	61.156.120.34.bc.googleusercontent.com	AS396982 Google LLC
30	300s	mx30.mailspamprotection.com	34.111.121.216	216.121.111.34.bc.googleusercontent.com	AS396982 Google LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	94.237.43.235
🔶 Autoconfig	94.237.43.235

🔷 AAAA Records (IPv6)2 records 58ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a06:98c1:3120::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—
2a06:98c1:3121::1	300s	—	AS13335	Cloudflare, Inc.	2a06:98c1:3120:0:0:0:0:0/46	—	—

🔐 HTTPS Records1 records 63ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=188.114.96.1,188.114.97.1 ech=AEX+DQBBqwAgACDXQtRDQJzy5rW1HuU9NSBYFu7D/5cobzxA2OOEKCiuSwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::1,2a06:98c1:3121::1

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC138ms

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

🏷️ SOA0ms

Field	Value
Serial	2412176794
Primary NS (MNAME)	ajay.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

54ms

A

38ms

MX

52ms

AAAA

58ms

TXT

157ms

CAA

50ms

HTTPS

63ms

TLSA

174ms

SOA

0ms

MTA-STS

85ms

DNSSEC

138ms

SRV

8034ms

Total

9136ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-15 05:10:21	9136ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-08-12 09:20:32	1235ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-25 05:32:56	932ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-16 23:57:08	65535ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-16 21:42:51	2006ms	2 NS 2 A 3 MX	🔓 Insecure	View
2026-06-16 21:31:30	2562ms	2 NS 2 A 3 MX	🔓 Insecure	View