rteng.dk DNS records

🖥️ Nameservers2 records 100ms

Nameserver	IP addresses	PTR	ASN / ISP
adelaide.ns.cloudflare.com	108.162.194.1 162.159.38.1 172.64.34.1 2606:4700:50::a29f:2601 2803:f800:50::6ca2:c201 2a06:98c1:50::ac40:2201	adelaide.ns.cloudflare.com adelaide.ns.cloudflare.com adelaide.ns.cloudflare.com adelaide.ns.cloudflare.com adelaide.ns.cloudflare.com adelaide.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
bayan.ns.cloudflare.com	108.162.193.72 172.64.33.72 173.245.59.72 2606:4700:58::adf5:3b48 2803:f800:50::6ca2:c148 2a06:98c1:50::ac40:2148	bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.ns.cloudflare.com bayan.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 Records

📧

No MX records found

🔷 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.rteng.dk	cYmTvHz1YT3Y0x6eFcvUkFbjtFvVVI6cmQbnhwenIn0
TXT	_acme-challenge.rteng.dk	DyyUOVnsgR-Nmgt0ROUHGhVGeNBF31qDyV1OJBTk0wc
TXT	_acme-challenge.rteng.dk	GAMrFnArc3ZhJE7159QoaN0FCRHOMYAO8OBz2ia7qFI
TXT	_acme-challenge.rteng.dk	x-EEX-ZCX_epY6wyrq6uQKl4vthO6LTFrjhxdT1ZhnU

🔗 TLSA / DANE

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

🔐 DNSSEC204ms

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	2413664175
Primary NS (MNAME)	adelaide.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

100ms

A

90ms

MX

87ms

AAAA

119ms

TXT

334ms

CAA

65ms

HTTPS

107ms

TLSA

63ms

SOA

0ms

MTA-STS

156ms

DNSSEC

204ms

SRV

158ms

Total

796ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-01 11:42:22	796ms	2 NS 0 A 0 MX	🔓 Insecure	View
2026-08-27 13:20:10	596ms	2 NS 0 A 0 MX	🔓 Insecure	View
2026-07-23 00:12:43	967ms	2 NS 0 A 0 MX	🔓 Insecure	View
2026-07-21 21:27:38	9697ms	2 NS 0 A 0 MX	🔓 Insecure	View
2026-06-30 22:38:11	738ms	2 NS 0 A 0 MX	🔓 Insecure	View
2026-06-18 04:41:38	824ms	2 NS 0 A 0 MX	🔓 Insecure	View