n4s.dk DNS records

🖥️ Nameservers2 records 113ms

Nameserver	IP addresses	PTR	ASN / ISP
fred.ns.cloudflare.com	108.162.193.113 172.64.33.113 173.245.59.113 2606:4700:58::adf5:3b71 2803:f800:50::6ca2:c171 2a06:98c1:50::ac40:2171	fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com fred.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
iris.ns.cloudflare.com	108.162.192.118 172.64.32.118 173.245.58.118 2606:4700:50::adf5:3a76 2803:f800:50::6ca2:c076 2a06:98c1:50::ac40:2076	iris.ns.cloudflare.com iris.ns.cloudflare.com iris.ns.cloudflare.com iris.ns.cloudflare.com iris.ns.cloudflare.com iris.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 91ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.57.250	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.152.238	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records

📧

No MX records found

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	5.186.50.174
🔶 Autoconfig	5.186.50.174

🔷 AAAA Records (IPv6)2 records 113ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::6815:39fa	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3030::ac43:98ee	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 96ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.57.250,172.67.152.238 ech=AEX+DQBBtAAgACCxF0qDrf3HGyuDjEjgYKtY3twydk0vEvER5t8HAsGGNAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:39fa,2606:4700:3030::ac43:98ee

📝 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)

🔐 DNSSEC246ms

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

🏷️ SOA0ms

Field	Value
Serial	2412892164
Primary NS (MNAME)	fred.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 RegistrationWHOIS fetched 2026-07-05 18:56:58

Field	Value
Registrar	Simply.com A/S
Registered	2021-11-27
Expires	2026-11-26 (85d)

📋 WHOIS

⏱️ Lookup Timing

NS

113ms

A

91ms

MX

100ms

AAAA

113ms

TXT

360ms

CAA

95ms

HTTPS

96ms

TLSA

125ms

SOA

0ms

MTA-STS

155ms

DNSSEC

246ms

SRV

173ms

Total

2915ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-23 14:24:59	2915ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-07 12:38:24	867ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-08-02 20:19:31	977ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-17 06:55:44	1201ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-07-05 18:56:37	18645ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 02:57:53	744ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-18 02:57:31	2578ms	2 NS 2 A 0 MX	🔓 Insecure	View