markbech.dk DNS records

🖥️ Nameservers2 records 66ms

Nameserver	IP addresses	PTR	ASN / ISP
bjorn.ns.cloudflare.com	108.162.195.98 162.159.44.98 172.64.35.98 2606:4700:58::a29f:2c62 2803:f800:50::6ca2:c362 2a06:98c1:50::ac40:2362	bjorn.ns.cloudflare.com bjorn.ns.cloudflare.com bjorn.ns.cloudflare.com bjorn.ns.cloudflare.com bjorn.ns.cloudflare.com bjorn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
cecelia.ns.cloudflare.com	108.162.194.135 162.159.38.135 172.64.34.135 2606:4700:50::a29f:2687 2803:f800:50::6ca2:c287 2a06:98c1:50::ac40:2287	cecelia.ns.cloudflare.com cecelia.ns.cloudflare.com cecelia.ns.cloudflare.com cecelia.ns.cloudflare.com cecelia.ns.cloudflare.com cecelia.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 44ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.92.223	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.199.40	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	104.21.92.223
🔶 Autoconfig	104.21.92.223

🔷 AAAA Records (IPv6)2 records 42ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3035::6815:5cdf	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:c728	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 52ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.92.223,172.67.199.40 ech=AEX+DQBBpwAgACBO4VJJ8IJawlqWhdVFCbsZh47uJWospqISyT19olJyIQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:5cdf,2606:4700:3035::ac43:c728

📝 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)

🔐 DNSSEC105ms

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

🏷️ SOA52ms

Field	Value
Serial	2405400049
Primary NS (MNAME)	bjorn.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

66ms

A

44ms

MX

52ms

AAAA

42ms

TXT

191ms

CAA

42ms

HTTPS

52ms

TLSA

55ms

SOA

52ms

MTA-STS

54ms

DNSSEC

105ms

SRV

74ms

Total

759ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 13:55:08	1123ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-20 07:34:42	8523ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-19 06:33:03	19379ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-03 01:13:58	3245ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-28 00:26:09	1516ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-26 16:48:32	759ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 22:29:23	1102ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 04:27:28	752ms	2 NS 2 A 0 MX	🔓 Insecure	View