rexcon.dk DNS records

🖥️ Nameservers2 records 106ms

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 209ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.158.36	3600s	linux203.dandomain.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records1 records 106ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rexcon-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::10 2a01:111:f403:ca04::e 2a01:111:f403:ca09::6 52.101.68.10 52.101.68.3 52.101.73.26 52.101.73.8	mail-db7pr03cu00401.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-as9pr05cu01302.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.99.204.216
🔶 Autoconfig	93.191.158.36

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 1534ms

TXT Record
MS=ms65538344
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (rexcon.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)

🔐 DNSSEC1380ms

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

🏷️ SOA307ms

Field	Value
Serial	2023102302
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

106ms

A

209ms

MX

106ms

AAAA

158ms

TXT

1534ms

CAA

208ms

HTTPS

286ms

TLSA

268ms

SOA

307ms

MTA-STS

273ms

DNSSEC

1380ms

SRV

1136ms

Total

5584ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 02:48:12	798ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 00:44:48	857ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 14:28:12	949ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 12:43:03	951ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 15:30:27	5584ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 00:54:45	1167ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 05:56:30	851ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 00:23:38	855ms	2 NS 1 A 1 MX	🔒 Secure	View