a4arbejdsmiljø.dk DNS records

🖥️ Nameservers2 records 31ms

Nameserver	IP addresses	PTR	ASN / ISP
dave.ns.cloudflare.com	108.162.193.109 172.64.33.109 173.245.59.109 2606:4700:58::adf5:3b6d 2803:f800:50::6ca2:c16d 2a06:98c1:50::ac40:216d	dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com dave.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
marge.ns.cloudflare.com	108.162.192.191 172.64.32.191 173.245.58.191 2606:4700:50::adf5:3abf 2803:f800:50::6ca2:c0bf 2a06:98c1:50::ac40:20bf	marge.ns.cloudflare.com marge.ns.cloudflare.com marge.ns.cloudflare.com marge.ns.cloudflare.com marge.ns.cloudflare.com marge.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 27ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.69.233	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.215.112	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 39ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:45e9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::ac43:d770	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 27ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.69.233,172.67.215.112 ech=AEX+DQBBmQAgACDc0bIbjDYB2ubP4uVS+O0iKH8sqXOu/oTg78BdpE1kJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:45e9,2606:4700:3034::ac43:d770

📝 TXT Records1 records 154ms

TXT Record
ca3-8b89e225b66a4d7b9156cf00b0fba999

✉️ 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.a4arbejdsmiljø.dk	5_qLuk5pPbKdythHHlWHlzfP31k5ZLj8fBR58sPDmuE
TXT	_acme-challenge.a4arbejdsmiljø.dk	jrfWydjk1PlGJgSYAtXSgM3AFa4P7kg308GAE_3EvaM

🔗 TLSA / DANE

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

🔐 DNSSEC103ms

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	2413606681
Primary NS (MNAME)	dave.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

31ms

A

27ms

MX

26ms

AAAA

39ms

TXT

154ms

CAA

29ms

HTTPS

27ms

TLSA

42ms

SOA

0ms

MTA-STS

51ms

DNSSEC

103ms

SRV

45ms

Total

517ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 03:02:59	517ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-26 09:19:58	9576ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-23 14:57:58	2597ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-08-18 06:19:58	2384ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-08-15 06:18:14	9823ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-18 06:41:37	16739ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-23 20:12:49	894ms	2 NS 2 A 0 MX	❓ Unknown	View
2026-06-21 09:09:51	953ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 20:57:13	1035ms	2 NS 2 A 0 MX	🔒 Secure	View
2026-06-16 12:44:43	534ms	2 NS 2 A 0 MX	🔒 Secure	View