horizon-danmark.dk

📜 Historical scan 2026-08-26 00:59:11 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

horizon-danmark.dk is a .dk domain served by 2 nameservers (ara.ns.cloudflare.com, plato.ns.cloudflare.com). It was registered on 25 August 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.14.42 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by horizondanmark-dk01i.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 73ms

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 Records#

2 records 48ms

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 Records#

1 records 73ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	horizondanmark-dk01i.mail.protection.outlook.com	2a01:111:f403:ca04::8 2a01:111:f403:ca04::b 2a01:111:f403:ca09::3 2a01:111:f403:ca09::f 52.101.68.16 52.101.68.25 52.101.73.1 52.101.73.12	mail-db5pr02cu00100.inbound.protection.outlook.com mail-dbbpr03cu00103.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db8pr02cu00101.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

2 records 42ms

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 Records#

1 records 82ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.14.42,172.67.157.183 ech=AEX+DQBBcwAgACBHsaUCJ1dxRuGx7OGawJ1o7YPK6FUTyqwDJ3y3sJG9IgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9db7,2606:4700:3035::6815:e2a

📝 TXT Records#

3 records 225ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 02:16:36

www	104.21.14.42 172.67.157.183 2606:4700:3030::ac43:9db7 2606:4700:3035::6815:e2a (AS13335) (address records, no CNAME)
www vs bare domain	Same network horizon-danmark.dk: 104.21.14.42 172.67.157.183 2606:4700:3030::ac43:9db7 2606:4700:3035::6815:e2a (AS13335) www.horizon-danmark.dk: 104.21.14.42 172.67.157.183 2606:4700:3030::ac43:9db7 2606:4700:3035::6815:e2a (AS13335)
Wildcard	No

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-horizondanmark-dk01i._domainkey.horizonnordic.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.horizon-danmark.dk	D6_5Nrzdgnvz4Mxmd8YIJBmE4z5kISpYkYiKcVc_n1I
TXT	_acme-challenge.horizon-danmark.dk	NoWQzbgWDmiU56Z4rHeAn_DiZLNftdqU1kWlGC2QFdk

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

92ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2413015777
Primary NS (MNAME)	ara.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-10 13:43:18

Field	Value
Registrar	Name SRS AB
Registered	2016-08-25
Expires	2028-08-31 (682d)

📋 WHOIS#

⏱️ Lookup Timing#

73ms

48ms

73ms

AAAA

42ms

TXT

225ms

CAA

60ms

HTTPS

82ms

TLSA

189ms

SOA

0ms

MTA-STS

75ms

DNSSEC

92ms

SRV

90ms

Total

929ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 09:00:39	10120ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 07:25:22	1305ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 16:59:35	1505ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-28 16:49:54	1301ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-28 08:09:37	2095ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 02:08:53	726ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-26 00:59:11 shown	929ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-24 15:50:27	1885ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-01 14:56:35	9166ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-29 22:28:28	1200ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 00:23:56	955ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 20:18:28	3763ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-22 10:19:49	1649ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 18:00:41	1243ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-19 05:00:14	1944ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 13:24:58	254ms	0 NS 0 A 0 MX	❓ Unknown