kontor25.dk DNS records

🖥️ Nameservers2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
linda.ns.cloudflare.com	108.162.192.250 172.64.32.250 173.245.58.250 2606:4700:50::adf5:3afa 2803:f800:50::6ca2:c0fa 2a06:98c1:50::ac40:20fa	linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com linda.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
ryan.ns.cloudflare.com	108.162.195.229 162.159.44.229 172.64.35.229 2606:4700:58::a29f:2ce5 2803:f800:50::6ca2:c3e5 2a06:98c1:50::ac40:23e5	ryan.ns.cloudflare.com ryan.ns.cloudflare.com ryan.ns.cloudflare.com ryan.ns.cloudflare.com ryan.ns.cloudflare.com ryan.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 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	kontor25-dk.mail.protection.outlook.com	2a01:111:f403:ca09:: 2a01:111:f403:ca09::1 2a01:111:f403:ca09::7 2a01:111:f403:ca09::9 52.101.68.36 52.101.68.5 52.101.73.16 52.101.73.24	mail-am3pr04cu00500.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00300.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	172.67.164.172

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 176ms

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

✉️ SPF

Policy	Record (kontor25.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

🔗 TLSA / DANE

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

🔐 DNSSEC2047ms

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	2410106462
Primary NS (MNAME)	linda.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

32ms

A

37ms

MX

31ms

AAAA

30ms

TXT

176ms

CAA

39ms

HTTPS

33ms

TLSA

173ms

SOA

0ms

MTA-STS

51ms

DNSSEC

2047ms

SRV

82ms

Total

3114ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-22 09:23:36	3114ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-21 07:12:59	3466ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-25 22:21:30	807ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-23 03:27:41	976ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 11:30:29	1185ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-19 04:41:10	1612ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-18 08:21:45	865ms	2 NS 0 A 1 MX	🔓 Insecure	View