cloudbuilders.dk DNS records

🖥️ Nameservers2 records 188ms

Nameserver	IP addresses	PTR	ASN / ISP
alexa.ns.cloudflare.com	108.162.194.215 162.159.38.215 172.64.34.215 2606:4700:50::a29f:26d7 2803:f800:50::6ca2:c2d7 2a06:98c1:50::ac40:22d7	alexa.ns.cloudflare.com alexa.ns.cloudflare.com alexa.ns.cloudflare.com alexa.ns.cloudflare.com alexa.ns.cloudflare.com alexa.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
will.ns.cloudflare.com	108.162.193.149 172.64.33.149 173.245.59.149 2606:4700:58::adf5:3b95 2803:f800:50::6ca2:c195 2a06:98c1:50::ac40:2195	will.ns.cloudflare.com will.ns.cloudflare.com will.ns.cloudflare.com will.ns.cloudflare.com will.ns.cloudflare.com will.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 250ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	cloudbuilders-dk.mail.protection.outlook.com	2a01:111:f403:ca04::a 2a01:111:f403:ca09::4 2a01:111:f403:ca09::e 2a01:111:f403:ca09::f 52.101.68.18 52.101.68.39 52.101.73.15 52.101.73.4	mail-du0pr03cu00102.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	172.67.159.166

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 818ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (cloudbuilders.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 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.cloudbuilders.dk	jc1UT7lLjoJqJ7Q9mfO2-ujYOg4ooBWiQOD40YSnC-E
TXT	_acme-challenge.cloudbuilders.dk	pOD0DgatJ-0uUmS9pdWgYzARdNTciMz4qtvVe31falk

🔗 TLSA / DANE

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

🔐 DNSSEC472ms

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	2412861561
Primary NS (MNAME)	alexa.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

188ms

A

248ms

MX

250ms

AAAA

199ms

TXT

818ms

CAA

191ms

HTTPS

234ms

TLSA

1015ms

SOA

0ms

MTA-STS

329ms

DNSSEC

472ms

SRV

282ms

Total

7555ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-29 00:20:34	962ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-22 08:05:55	7555ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-19 05:22:39	3869ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-17 15:48:53	2063ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-16 11:39:15	4195ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-22 11:09:26	1229ms	2 NS 0 A 1 MX	❓ Unknown	View
2026-06-19 23:59:22	685ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 21:22:33	489ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-16 21:20:55	1040ms	2 NS 0 A 1 MX	🔓 Insecure	View