optimerings-guiden.dk DNS records

🖥️ Nameservers2 records 91ms

Nameserver	IP addresses	PTR	ASN / ISP
josh.ns.cloudflare.com	108.162.193.126 172.64.33.126 173.245.59.126 2606:4700:58::adf5:3b7e 2803:f800:50::6ca2:c17e 2a06:98c1:50::ac40:217e	josh.ns.cloudflare.com josh.ns.cloudflare.com josh.ns.cloudflare.com josh.ns.cloudflare.com josh.ns.cloudflare.com josh.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lisa.ns.cloudflare.com	108.162.192.131 172.64.32.131 173.245.58.131 2606:4700:50::adf5:3a83 2803:f800:50::6ca2:c083 2a06:98c1:50::ac40:2083	lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com lisa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 104ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.89.250	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.166.49	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 101ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.unoeuro.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	94.231.107.250
🔶 Autoconfig	94.231.107.250

🔷 AAAA Records (IPv6)2 records 87ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:a631	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:59fa	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 92ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.89.250,172.67.166.49 ech=AEX+DQBBVgAgACD+UwipTPpW1Qr7CtEiJe5szhTb2LA4H9OoJRPSLqlZfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a631,2606:4700:3037::6815:59fa

📝 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)

🔐 DNSSEC261ms

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	2413537950
Primary NS (MNAME)	josh.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

91ms

A

104ms

MX

101ms

AAAA

87ms

TXT

371ms

CAA

94ms

HTTPS

92ms

TLSA

142ms

SOA

0ms

MTA-STS

199ms

DNSSEC

261ms

SRV

196ms

Total

1476ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 10:54:37	1476ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-28 22:31:36	1569ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 18:25:01	798ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 00:02:52	3380ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-10 02:43:04	2039ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-30 15:43:17	1064ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-25 19:53:13	856ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-21 06:04:51	616ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 17:13:44	751ms	2 NS 2 A 1 MX	❓ Unknown	View