horsekeeper.dk

📜 Historical scan 2026-09-29 15:13:04  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

horsekeeper.dk is a .dk domain served by 2 nameservers (leonidas.ns.cloudflare.com, peaches.ns.cloudflare.com). It was registered on 10 February 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.31.230 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by horsekeeper-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no 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   71ms

🌍 A Records#

2 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.31.230 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.180.187 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   58ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.24
🔶 Autoconfig104.21.31.230

🔷 AAAA Records (IPv6)#

2 records   63ms

🔐 HTTPS Records#

1 records   85ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.31.230,172.67.180.187 ech=AEX+DQBBBQAgACAVvFUir2xCVyFobLH4P241M8L25DJ3bDcN+t56ZbtYKAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1fe6,2606:4700:3032::ac43:b4bb

📝 TXT Records#

3 records   258ms
TXT Record
mailerlite-domain-verification=1ba05becafe677b0a3fc503e247240bec400d117
MS=ms79174604
v=spf1 include:_spf.mlsend.com include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (horsekeeper.dk)
-all (hard fail) v=spf1 include:_spf.mlsend.com 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-08 13:40:22

✍️ DKIM keys#

1 found
SelectorCNAMEKey
selector1 selector1-horsekeeper-dk._domainkey.scanplastdk.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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

108ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415744037
Primary NS (MNAME)leonidas.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-11 22:07:27
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2016-02-10
Expires2027-02-28 (130d)

🔗 Same registrant#

30 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
71ms
A
47ms
MX
58ms
AAAA
63ms
TXT
258ms
CAA
56ms
HTTPS
85ms
TLSA
636ms
SOA
0ms
MTA-STS
83ms
DNSSEC
108ms
SRV
114ms
Total
2077ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-01 06:01:20 888ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-29 15:13:04 shown 2077ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-24 21:11:01 1108ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-23 20:46:20 1016ms 2 NS 1 A 1 MX 🔓 Insecure
2026-08-25 18:33:24 982ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-18 04:07:45 9090ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-25 08:52:21 992ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-24 08:37:57 952ms 2 NS 1 A 1 MX ⚠️ Bogus
2026-06-24 07:28:54 1590ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-24 05:23:34 1178ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-23 11:14:05 1574ms 2 NS 1 A 1 MX 🔒 Secure
2026-06-17 13:33:25 258ms 0 NS 0 A 0 MX ❓ Unknown
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