rkhl.dk DNS records

🖥️ Nameservers2 records 293ms

Nameserver	IP addresses	PTR	ASN / ISP
cruz.ns.cloudflare.com	108.162.192.88 172.64.32.88 173.245.58.88 2606:4700:50::adf5:3a58 2803:f800:50::6ca2:c058 2a06:98c1:50::ac40:2058	cruz.ns.cloudflare.com cruz.ns.cloudflare.com cruz.ns.cloudflare.com cruz.ns.cloudflare.com cruz.ns.cloudflare.com cruz.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
micah.ns.cloudflare.com	108.162.193.206 172.64.33.206 173.245.59.206 2606:4700:58::adf5:3bce 2803:f800:50::6ca2:c1ce 2a06:98c1:50::ac40:21ce	micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com micah.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records1 records 314ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
107.6.136.18	300s	amsr200.websitehostserver.net	AS32475	Internap Holding LLC	107.6.128.0/18	🇺🇸 United States	—

📧 MX Records1 records 352ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rkhl-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca04::c 2a01:111:f403:ca09::f 52.101.209.153 52.101.68.12 52.101.73.123 52.101.73.2	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 498ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 675ms

TXT Record
MS=ms91564273
mscid=GSy+u+mQVnJV+TthuwV/CFEDrFWTihY8HPhrd4QlrrZMuTE0uaJgbSBbrNPbC+thDqkVdiPD2p9HMtZHsO0RCQ==
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (rkhl.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)

🔐 DNSSEC624ms

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	2413510492
Primary NS (MNAME)	cruz.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

293ms

A

314ms

MX

352ms

AAAA

385ms

TXT

675ms

CAA

452ms

HTTPS

431ms

TLSA

795ms

SOA

0ms

MTA-STS

547ms

DNSSEC

624ms

SRV

498ms

Total

3155ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 16:13:23	3155ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-08-28 00:36:49	10710ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-20 22:45:13	2447ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-07-03 10:54:05	3017ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 10:58:46	1920ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 08:29:52	1115ms	2 NS 1 A 1 MX	🔓 Insecure	View