bttf.dk DNS records

🖥️ Nameservers2 records 234ms

Nameserver	IP addresses	PTR	ASN / ISP
ken.ns.cloudflare.com	108.162.193.127 172.64.33.127 173.245.59.127 2606:4700:58::adf5:3b7f 2803:f800:50::6ca2:c17f 2a06:98c1:50::ac40:217f	ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com ken.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kristin.ns.cloudflare.com	108.162.192.181 172.64.32.181 173.245.58.181 2606:4700:50::adf5:3ab5 2803:f800:50::6ca2:c0b5 2a06:98c1:50::ac40:20b5	kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com kristin.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 272ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.4.105	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.131.252	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 232ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:469	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:83fc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 249ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.4.105,172.67.131.252 ech=AEX+DQBBWwAgACDGZDqWHc9J0k+2lwiIrd+KDBUTHGa7TNpHHAQ4KRCzOwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:469,2606:4700:3035::ac43:83fc

📝 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)

🔐 DNSSEC428ms

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	2409798491
Primary NS (MNAME)	ken.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

234ms

A

272ms

MX

255ms

AAAA

232ms

TXT

663ms

CAA

280ms

HTTPS

249ms

TLSA

244ms

SOA

0ms

MTA-STS

309ms

DNSSEC

428ms

SRV

287ms

Total

4151ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-18 02:17:32	4151ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-09 05:59:50	1539ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-28 06:27:33	1590ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-19 23:23:45	438ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 21:04:44	734ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 17:37:36	1179ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 17:35:42	2463ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 17:30:29	369ms	2 NS 2 A 0 MX	🔓 Insecure	View