clicklearn.dk DNS records

🖥️ Nameservers2 records 277ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 285ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
13.69.68.12	600s	—	AS8075	Microsoft Corporation	13.64.0.0/11	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 266ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	clicklearn-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::8 2a01:111:f403:ca09::1 2a01:111:f403:ca09::8 52.101.68.0 52.101.73.1 52.101.73.16 52.101.73.4	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am0pr83cu00404.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 368ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	100	5061	sipfed.online.lync.com

📝 TXT Records4 records 652ms

TXT Record
citrix-verification-code=99a98bdc-acf8-417e-b8cd-af1c4d9c74cf
MS=ms89998709
v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:createsend.com -all
www-clicklearn-dk.azurewebsites.net

✉️ SPF

Policy	Record (clicklearn.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:sendgrid.net include:createsend.com -all

📨 DMARC

Policy	Record (_dmarc.clicklearn.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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)

🔐 DNSSEC509ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081101
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

277ms

A

285ms

MX

266ms

AAAA

277ms

TXT

652ms

CAA

205ms

HTTPS

203ms

TLSA

480ms

SOA

0ms

MTA-STS

445ms

DNSSEC

509ms

SRV

368ms

Total

3959ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-13 16:07:07	3959ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 06:43:22	1192ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 07:45:49	3566ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 00:39:20	1954ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 21:15:16	955ms	2 NS 1 A 1 MX	🔒 Secure	View