xdl.dk DNS records

🖥️ Nameservers2 records 45ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.cb.dk	194.60.243.77	ns1.cb.dk	AS42876 Unit IT Services ApS
ns2.cb.dk	194.60.243.76	ns2.cb.dk	AS42876 Unit IT Services ApS

🌍 A Records

🌍

No A records found

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	86400s	xdl-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca04::4 2a01:111:f403:ca04::6 2a01:111:f403:ca04::a 52.101.68.8 52.101.73.11 52.101.73.22 52.101.73.24	mail-du2pr03cu00102.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-du0pr03cu00102.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00106.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 58ms

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

📝 TXT Records4 records 192ms

TXT Record
_globalsign-domain-verification=j_mfqO7ZKTM3ybfHUccC82PasH-njAAjXtZocYNA2e
23.06.2026
MS=ms55735769
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (xdl.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)

🔐 DNSSEC61ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA41ms

Field	Value
Serial	2025111315
Primary NS (MNAME)	ns1.cb.dk
Responsible (RNAME)	hostmaster@cb.dk
Refresh	14400s
Retry	7200s
Expire	2419200s
Minimum (neg-cache TTL)	7200s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

45ms

A

40ms

MX

42ms

AAAA

42ms

TXT

192ms

CAA

45ms

HTTPS

41ms

TLSA

125ms

SOA

41ms

MTA-STS

59ms

DNSSEC

61ms

SRV

58ms

Total

2936ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-01 00:33:31	2936ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-24 17:35:29	6148ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-23 09:28:22	1135ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 18:26:24	833ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-18 08:28:51	1578ms	2 NS 0 A 1 MX	🔓 Insecure	View