biobrændsel.dk DNS records

🖥️ Nameservers2 records 221ms

Nameserver	IP addresses	PTR	ASN / ISP
kip.ns.cloudflare.com	108.162.193.128 172.64.33.128 173.245.59.128 2606:4700:58::adf5:3b80 2803:f800:50::6ca2:c180 2a06:98c1:50::ac40:2180	kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com kip.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
mia.ns.cloudflare.com	108.162.192.200 172.64.32.200 173.245.58.200 2606:4700:50::adf5:3ac8 2803:f800:50::6ca2:c0c8 2a06:98c1:50::ac40:20c8	mia.ns.cloudflare.com mia.ns.cloudflare.com mia.ns.cloudflare.com mia.ns.cloudflare.com mia.ns.cloudflare.com mia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 209ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.54.180	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.141.5	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 220ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:36b4	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:8d05	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 141ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.54.180,172.67.141.5 ech=AEX+DQBBGAAgACBlUGnVIOzhFyDIjQAFzoHAXCWZYt/ZBWI4rlR03xfySgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:36b4,2606:4700:3037::ac43:8d05

📝 TXT Records1 records 369ms

TXT Record
v=spf1 -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.biobrændsel.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:rqpzvvlg@ag.dmarcian.eu; ruf=mailto:rqpzvvlg@fr.dmarcian.eu;

📬 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)

🔐 DNSSEC310ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxdomain

🏷️ SOA0ms

Field	Value
Serial	2410354044
Primary NS (MNAME)	kip.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

221ms

A

209ms

MX

192ms

AAAA

220ms

TXT

369ms

CAA

166ms

HTTPS

141ms

TLSA

202ms

SOA

0ms

MTA-STS

216ms

DNSSEC

310ms

SRV

240ms

Total

1532ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-24 12:26:52	1532ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-07-12 03:59:33	16804ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-02 00:02:24	879ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-16 14:37:24	480ms	2 NS 2 A 0 MX	🔒 Secure	View