yhn.dk DNS records

🖥️ Nameservers2 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
cass.ns.cloudflare.com	108.162.192.81 172.64.32.81 173.245.58.81 2606:4700:50::adf5:3a51 2803:f800:50::6ca2:c051 2a06:98c1:50::ac40:2051	cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com cass.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
dax.ns.cloudflare.com	108.162.195.133 162.159.44.133 172.64.35.133 2606:4700:58::a29f:2c85 2803:f800:50::6ca2:c385 2a06:98c1:50::ac40:2385	dax.ns.cloudflare.com dax.ns.cloudflare.com dax.ns.cloudflare.com dax.ns.cloudflare.com dax.ns.cloudflare.com dax.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 67ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	yhn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::4 2a01:111:f403:ca04::f 2a01:111:f403:ca48::c 52.101.68.21 52.101.68.39 52.101.73.6 52.101.91.162	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com mail-matpr04cu00302.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 209ms

TXT Record
MS=ms14882702
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (yhn.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)

🔐 DNSSEC85ms

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	2412865283
Primary NS (MNAME)	cass.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

43ms

A

53ms

MX

67ms

AAAA

58ms

TXT

209ms

CAA

43ms

HTTPS

57ms

TLSA

316ms

SOA

0ms

MTA-STS

74ms

DNSSEC

85ms

SRV

79ms

Total

1032ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-03 06:27:18	1032ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-22 20:02:52	3578ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-10 19:02:34	4051ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-24 21:16:42	1408ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-22 21:04:49	1101ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-21 06:43:15	2587ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-18 19:48:35	1198ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 14:35:11	1908ms	2 NS 0 A 1 MX	🔓 Insecure	View