nu.dk DNS records

🖥️ Nameservers2 records 233ms

Nameserver	IP addresses	PTR	ASN / ISP
kehlani.ns.cloudflare.com	108.162.194.223 162.159.38.223 172.64.34.223 2606:4700:50::a29f:26df 2803:f800:50::6ca2:c2df 2a06:98c1:50::ac40:22df	kehlani.ns.cloudflare.com kehlani.ns.cloudflare.com kehlani.ns.cloudflare.com kehlani.ns.cloudflare.com kehlani.ns.cloudflare.com kehlani.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
kolton.ns.cloudflare.com	108.162.195.25 162.159.44.25 172.64.35.25 2606:4700:58::a29f:2c19 2803:f800:50::6ca2:c319 2a06:98c1:50::ac40:2319	kolton.ns.cloudflare.com kolton.ns.cloudflare.com — kolton.ns.cloudflare.com kolton.ns.cloudflare.com kolton.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records

🌍

No A records found

📧 MX Records1 records 98ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.spamfilter.cc	2001:19f0:5001:1b34:5400:3ff:fe0e:a8b5 95.179.139.219 95.179.218.56	— 95.179.139.219.vultrusercontent.com 95.179.218.56.vultrusercontent.com	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	188.114.96.1
🔶 Autoconfig	172.67.165.108

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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)

🔐 DNSSEC190ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2410533923
Primary NS (MNAME)	kehlani.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

233ms

A

87ms

MX

98ms

AAAA

60ms

TXT

244ms

CAA

257ms

HTTPS

74ms

TLSA

90ms

SOA

0ms

MTA-STS

63ms

DNSSEC

190ms

SRV

110ms

Total

17568ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-27 00:33:22	17568ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-21 09:42:10	1318ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-26 11:53:47	3530ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-21 03:24:05	536ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-18 11:08:38	1425ms	2 NS 0 A 1 MX	🔓 Insecure	View