horizonai.dk DNS records

🖥️ Nameservers3 records 38ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records1 records 54ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
20.101.2.157	600s	—	AS8075	Microsoft Corporation	20.64.0.0/10	🇳🇱 The Netherlands	Amsterdam

📧 MX Records1 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	horizonai-dk.mail.protection.outlook.com	2a01:111:f403:ca04::9 2a01:111:f403:ca09::1 2a01:111:f403:ca09::6 2a01:111:f403:ca09::b 52.101.209.153 52.101.68.25 52.101.68.27 52.101.68.32	mail-db7pr03cu00601.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db3pr0202cu00200.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 70ms

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

📝 TXT Records3 records 202ms

TXT Record
MS=ms23299673
v=spf1 include:spf.protection.outlook.com -all
wg0trq2bs8nhd4fghypmnv30z95s5hdk

✉️ SPF

Policy	Record (horizonai.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)

🔐 DNSSEC111ms

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

🏷️ SOA0ms

Field	Value
Serial	2025071700
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

38ms

A

54ms

MX

54ms

AAAA

50ms

TXT

202ms

CAA

74ms

HTTPS

50ms

TLSA

376ms

SOA

0ms

MTA-STS

67ms

DNSSEC

111ms

SRV

70ms

Total

1234ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 05:03:47	1234ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 05:55:26	878ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 23:35:18	713ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 03:51:59	1622ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 07:59:28	934ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 06:13:20	961ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 22:09:49	4484ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 22:37:00	13360ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:20:09	262ms	0 NS 0 A 0 MX	❓ Unknown	View