rexai.dk DNS records

🖥️ Nameservers2 records 161ms

Nameserver	IP addresses	PTR	ASN / ISP
ns61.domaincontrol.com	2603:5:2153::20 97.74.101.32	ns61.domaincontrol.com ns61.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH
ns62.domaincontrol.com	173.201.69.32 2603:5:2253::20	ns62.domaincontrol.com ns62.domaincontrol.com	AS44273 Host Europe GmbH AS44273 Host Europe GmbH

🌍 A Records1 records 150ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
216.24.57.1	600s	—	AS397273	Render	216.24.57.0/24	🇺🇸 United States	—

📧 MX Records1 records 156ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	rexai-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca04::e 52.101.68.21 52.101.68.27 52.101.73.1 52.101.73.12	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am4pr0401cu00104.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 → 52.96.34.168

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 513ms

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

📝 TXT Records3 records 585ms

TXT Record
google-site-verification=3lZYv1y1D9A5Ot9WXASkhgC7-_lFP17KuFSXK6pkfAg
MS=ms91075855
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (rexai.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)

🔐 DNSSEC235ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA157ms

Field	Value
Serial	2025042303
Primary NS (MNAME)	ns61.domaincontrol.com
Responsible (RNAME)	dns@jomax.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

161ms

A

150ms

MX

156ms

AAAA

140ms

TXT

585ms

CAA

137ms

HTTPS

144ms

TLSA

4029ms

SOA

157ms

MTA-STS

146ms

DNSSEC

235ms

SRV

513ms

Total

5165ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-26 00:20:00	5165ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-21 23:46:36	1186ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 06:40:05	6266ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-17 23:25:34	4732ms	2 NS 1 A 1 MX	🔓 Insecure	View