cslt.dk DNS records

🖥️ Nameservers2 records 34ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.dandomain.dk	185.25.141.3 2a02:2339:4006:109::dd	ns.dandomain.dk ns.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.dandomain.dk	2a02:2339:1:108::dd:dd 91.197.248.66	ns2.dandomain.dk ns2.dandomain.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.103.129.185	3600s	ddsks.dk	AS30736	Asergo Holding ApS	82.103.128.0/18	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	cslt-dk.mail.protection.outlook.com	2a01:111:f403:ca09::20 2a01:111:f403:ca09::3 2a01:111:f403:ca09::8 2a01:111:f403:ca09::c 52.101.68.25 52.101.73.1 52.101.73.153 52.101.73.24	mail-as8pr05cu00400.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-as8pr05cu00401.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	autodiscover.outlook.com → 40.104.116.8
🔶 Autoconfig	82.103.129.185

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 33ms

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

📝 TXT Records3 records 138ms

TXT Record
apple-domain-verification=qsL2qeqmTHmXSf5u
MS=ms96527728
v=spf1 include:spf.protection.outlook.com include:spf.b14cms.dk -all

✉️ SPF

Policy	Record (cslt.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.b14cms.dk -all

📨 DMARC

Policy	Record (_dmarc.cslt.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:668d360555db4@dmarc-dk.centerasecurity.com;

📬 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)

🔐 DNSSEC60ms

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

🏷️ SOA33ms

Field	Value
Serial	2026030501
Primary NS (MNAME)	ns.dandomain.dk
Responsible (RNAME)	hostmaster@dandomain.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

34ms

A

37ms

MX

33ms

AAAA

34ms

TXT

138ms

CAA

33ms

HTTPS

31ms

TLSA

257ms

SOA

33ms

MTA-STS

40ms

DNSSEC

60ms

SRV

33ms

Total

861ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-29 02:57:07	861ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:06:31	667ms	2 NS 1 A 1 MX	🔒 Secure	View