clsolution.dk DNS records

🖥️ Nameservers2 records 247ms

Nameserver	IP addresses	PTR	ASN / ISP
rommy.ns.cloudflare.com	108.162.195.20 162.159.44.20 172.64.35.20 2606:4700:58::a29f:2c14 2803:f800:50::6ca2:c314 2a06:98c1:50::ac40:2314	rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com rommy.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
sreeni.ns.cloudflare.com	108.162.194.178 162.159.38.178 172.64.34.178 2606:4700:50::a29f:26b2 2803:f800:50::6ca2:c2b2 2a06:98c1:50::ac40:22b2	sreeni.ns.cloudflare.com sreeni.ns.cloudflare.com sreeni.ns.cloudflare.com sreeni.ns.cloudflare.com sreeni.ns.cloudflare.com sreeni.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 274ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.29.220	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.149.214	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 231ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	clsolution-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::d 2a01:111:f403:ca09::4 2a01:111:f403:ca09::d 52.101.68.0 52.101.68.12 52.101.73.11 52.101.73.28	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00204.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 → 40.104.116.40

🔷 AAAA Records (IPv6)2 records 239ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::6815:1ddc	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::ac43:95d6	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 258ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.29.220,172.67.149.214 ech=AEX+DQBBBQAgACAWgYT7MIIYhZsgYsNV9qpcRNmrLnRNaTs1ummXhLw/HQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:1ddc,2606:4700:3035::ac43:95d6

🔌 SRV Records1 records 325ms

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

📝 TXT Records3 records 778ms

TXT Record
MS=172F5E454A4C138F99781F2E967D1E346ECFB5D1
MS=ms85955556
v=spf1 include:spf.protection.outlook.com include:spf-eu.mailssig.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.clsolution.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@clsolution.dk

📬 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)

🔐 DNSSEC437ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2412884544
Primary NS (MNAME)	rommy.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

247ms

A

274ms

MX

231ms

AAAA

239ms

TXT

778ms

CAA

248ms

HTTPS

258ms

TLSA

1091ms

SOA

0ms

MTA-STS

350ms

DNSSEC

437ms

SRV

325ms

Total

4941ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 16:47:35	4941ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-06 16:23:39	2184ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-08-01 19:36:00	9013ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-23 00:41:54	1476ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-07-08 12:59:19	10513ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-24 11:35:12	2635ms	2 NS 2 A 1 MX	🔒 Secure	View
2026-06-16 21:25:41	2532ms	2 NS 2 A 1 MX	🔒 Secure	View