horizon-danmark.dk DNS records

🖥️ Nameservers2 records 48ms

Nameserver	IP addresses	PTR	ASN / ISP
ara.ns.cloudflare.com	108.162.192.67 172.64.32.67 173.245.58.67 2606:4700:50::adf5:3a43 2803:f800:50::6ca2:c043 2a06:98c1:50::ac40:2043	ara.ns.cloudflare.com ara.ns.cloudflare.com ara.ns.cloudflare.com ara.ns.cloudflare.com ara.ns.cloudflare.com ara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
plato.ns.cloudflare.com	108.162.193.223 172.64.33.223 173.245.59.223 2606:4700:58::adf5:3bdf 2803:f800:50::6ca2:c1df 2a06:98c1:50::ac40:21df	plato.ns.cloudflare.com plato.ns.cloudflare.com plato.ns.cloudflare.com plato.ns.cloudflare.com plato.ns.cloudflare.com plato.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records2 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.14.42	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.157.183	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records1 records 83ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	horizondanmark-dk01i.mail.protection.outlook.com	2a01:111:f403:ca09::2 2a01:111:f403:ca09::7 2a01:111:f403:ca09::f 2a01:111:f403:ca48::c 52.101.103.140 52.101.68.25 52.101.68.39 52.101.73.2	mail-am0pr83cu00402.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-miypr03cu00104.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.56

🔷 AAAA Records (IPv6)2 records 59ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3030::ac43:9db7	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:e2a	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records1 records 89ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.14.42,172.67.157.183 ech=AEX+DQBBMgAgACB2gyxIfgnmTyLKl+z5EdXkR9TwlIiJEVN8uT3zS3XZRwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9db7,2606:4700:3035::6815:e2a

📝 TXT Records3 records 216ms

TXT Record
3v6r8bku13cbun0sbnve4lk9ad
v=spf1 include:spf.protection.outlook.com include:_spf.online.superoffice.com -all
v012un8rvp8fsqibk5hjb8f5fn

✉️ SPF

Policy	Record (horizon-danmark.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.online.superoffice.com -all

📨 DMARC

Policy	Record (_dmarc.horizon-danmark.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:a24a50940e7b4daaaa54fd8e6912b6de@dmarc-reports.cloudflare.net;

📬 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)

🔐 DNSSEC139ms

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

🏷️ SOA0ms

Field	Value
Serial	2413200335
Primary NS (MNAME)	ara.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

48ms

A

41ms

MX

83ms

AAAA

59ms

TXT

216ms

CAA

96ms

HTTPS

89ms

TLSA

638ms

SOA

0ms

MTA-STS

116ms

DNSSEC

139ms

SRV

80ms

Total

2095ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 08:09:37	2095ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-27 02:08:53	726ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-26 00:59:11	929ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-24 15:50:27	1885ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-01 14:56:35	9166ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-29 22:28:28	1200ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 00:23:56	955ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 20:18:28	3763ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-22 10:19:49	1649ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 18:00:41	1243ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 05:00:14	1944ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 13:24:58	254ms	0 NS 0 A 0 MX	❓ Unknown	View