csfail.dk

Records from scan: 2026-09-27 22:11:59 · 1352ms total · last checked 2026-10-17 14:33 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

csfail.dk is a .dk domain served by 2 nameservers (neil.ns.cloudflare.com, stevie.ns.cloudflare.com). It first appeared in the .dk zone on 30 July 2026. Its website address 104.21.85.76 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no 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 35ms

Nameserver	IP addresses	PTR	ASN / ISP
neil.ns.cloudflare.com	108.162.193.211 172.64.33.211 173.245.59.211 2606:4700:58::adf5:3bd3 2803:f800:50::6ca2:c1d3 2a06:98c1:50::ac40:21d3	neil.ns.cloudflare.com neil.ns.cloudflare.com neil.ns.cloudflare.com neil.ns.cloudflare.com neil.ns.cloudflare.com neil.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
stevie.ns.cloudflare.com	108.162.194.106 162.159.38.106 172.64.34.106 2606:4700:50::a29f:266a 2803:f800:50::6ca2:c26a 2a06:98c1:50::ac40:226a	stevie.ns.cloudflare.com stevie.ns.cloudflare.com stevie.ns.cloudflare.com stevie.ns.cloudflare.com stevie.ns.cloudflare.com stevie.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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.85.76	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.203.134	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

2 records 36ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:cb86	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::6815:554c	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 44ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.85.76,172.67.203.134 ech=AEX+DQBBbQAgACCrUoXhHNhqssfY+f1zQ/4nHKXprwjL+W+EF7LlHx/5UAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:cb86,2606:4700:3031::6815:554c

📝 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

🧩 Web & zone#

checked 2026-10-10 06:47:37

www	104.21.85.76 172.67.203.134 2606:4700:3030::ac43:cb86 2606:4700:3031::6815:554c (AS13335) (address records, no CNAME)
www vs bare domain	Same network csfail.dk: 104.21.85.76 172.67.203.134 2606:4700:3030::ac43:cb86 2606:4700:3031::6815:554c (AS13335) www.csfail.dk: 104.21.85.76 172.67.203.134 2606:4700:3030::ac43:cb86 2606:4700:3031::6815:554c (AS13335)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

112ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2415987623
Primary NS (MNAME)	neil.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#

35ms

39ms

45ms

AAAA

36ms

TXT

154ms

CAA

45ms

HTTPS

44ms

TLSA

47ms

SOA

0ms

MTA-STS

51ms

DNSSEC

112ms

SRV

59ms

Total

1352ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-27 22:11:59 shown	1352ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-26 21:50:54	1086ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-30 08:41:15	3298ms	2 NS 2 A 0 MX	🔓 Insecure