preface.dk DNS records

🖥️ Nameservers2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
javier.ns.cloudflare.com	108.162.195.204 162.159.44.204 172.64.35.204 2606:4700:58::a29f:2ccc 2803:f800:50::6ca2:c3cc 2a06:98c1:50::ac40:23cc	javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com javier.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sureena.ns.cloudflare.com	108.162.194.126 162.159.38.126 172.64.34.126 2606:4700:50::a29f:267e 2803:f800:50::6ca2:c27e 2a06:98c1:50::ac40:227e	sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com sureena.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 33ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
139.59.150.23	60s	web5.minvps.dk	AS14061	DigitalOcean, LLC	139.59.0.0/16	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	preface-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::b 2a01:111:f403:ca04::d 2a01:111:f403:ca09::5 52.101.68.3 52.101.68.5 52.101.68.8 52.101.73.6	mail-dbapr03cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am6pr04cu00306.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	autodiscover.outlook.com → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 198ms

TXT Record
google-site-verification=sOZ41ClVEOGATBvRA-OY-snLrvTFfK8wWrmO3GiwH1Q
MS=ms30964679
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (preface.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.preface.dk	3aclN160YZKJNQGvvttIeotqTXex25wvE9cdsuCFlZo

🔗 TLSA / DANE

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

🔐 DNSSEC96ms

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	2411843332
Primary NS (MNAME)	javier.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

42ms

A

33ms

MX

39ms

AAAA

52ms

TXT

198ms

CAA

44ms

HTTPS

47ms

TLSA

613ms

SOA

0ms

MTA-STS

65ms

DNSSEC

96ms

SRV

73ms

Total

1870ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-11 07:09:26	1870ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-12 12:22:07	9232ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 15:33:46	12225ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-26 22:23:22	1086ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 20:00:37	1112ms	2 NS 1 A 1 MX	🔓 Insecure	View