kronborgs.dk

📜 Historical scan 2026-06-22 11:32:29  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kronborgs.dk is a .dk domain served by 2 nameservers (donald.ns.cloudflare.com, khloe.ns.cloudflare.com). It was registered on 18 July 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.53.92 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.zoho.eu, mx2.zoho.eu and 1 more. 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   42ms
NameserverIP addressesPTRASN / ISP
donald.ns.cloudflare.com 108.162.193.158
172.64.33.158
173.245.59.158
2606:4700:58::adf5:3b9e
2803:f800:50::6ca2:c19e
2a06:98c1:50::ac40:219e		 donald.ns.cloudflare.com
donald.ns.cloudflare.com
donald.ns.cloudflare.com
donald.ns.cloudflare.com
donald.ns.cloudflare.com
donald.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
khloe.ns.cloudflare.com 108.162.194.139
162.159.38.139
172.64.34.139
2606:4700:50::a29f:268b
2803:f800:50::6ca2:c28b
2a06:98c1:50::ac40:228b		 khloe.ns.cloudflare.com
khloe.ns.cloudflare.com
khloe.ns.cloudflare.com
khloe.ns.cloudflare.com
khloe.ns.cloudflare.com
khloe.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   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.53.92 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.211.53 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

3 records   46ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mx.zoho.eu 185.20.209.166
185.20.209.166
185.20.209.166
185.230.214.166
185.230.214.166
185.230.214.166		 mx.zoho.eu
mx2.zoho.eu
mx3.zoho.eu
mx.zoho.eu
mx2.zoho.eu
mx3.zoho.eu		 AS41913 Computerline GmbH
AS41913 Computerline GmbH
AS41913 Computerline GmbH
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
20 600s mx2.zoho.eu 185.230.214.166
185.230.214.166
185.230.214.166		 mx.zoho.eu
mx2.zoho.eu
mx3.zoho.eu		 AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
50 600s mx3.zoho.eu 185.230.212.166
185.230.212.166
185.230.212.166		 mx3.zoho.eu
mx2.zoho.eu
mx.zoho.eu		 AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V
AS205111 ZOHO Corporation B.V

🔷 AAAA Records (IPv6)#

2 records   48ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:355c 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:d335 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   45ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.53.92,172.67.211.53 ech=AEX+DQBBagAgACCsUKlOsVhCGh9310P40ob0NRrfEjWajkWU9QHaCqvXPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:355c,2606:4700:3035::ac43:d335

📝 TXT Records#

1 records   142ms
TXT Record
v=spf1 include:zohomail.eu ~all

✉️ SPF#

PolicyRecord (kronborgs.dk)
~all (soft fail) v=spf1 include:zohomail.eu ~all

📨 DMARC#

PolicyRecord (_dmarc.kronborgs.dk)
p=reject v=DMARC1; p=reject; sp=none; adkim=r; aspf=r

📬 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 2026-10-17 03:47:09
www104.21.53.92 172.67.211.53 2606:4700:3031::6815:355c 2606:4700:3035::ac43:d335 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 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#

117ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2407516215
Primary NS (MNAME)donald.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-17 03:59:02
FieldValue
Registrarmy.host
Registered2004-07-18
Expires2028-07-31 (651d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
42ms
A
46ms
MX
46ms
AAAA
48ms
TXT
142ms
CAA
38ms
HTTPS
45ms
TLSA
370ms
SOA
0ms
MTA-STS
44ms
DNSSEC
117ms
SRV
363ms
Total
1376ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 03:47:09 2596ms 2 NS 2 A 3 MX 🔓 Insecure
2026-10-16 03:38:41 2976ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-29 23:18:51 561ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-23 22:27:54 806ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-19 13:31:32 636ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-11 02:02:08 2057ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-03 22:58:56 817ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-27 02:16:29 1164ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-25 23:05:38 875ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-18 03:14:05 3122ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-23 19:24:39 2267ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-19 00:23:39 10003ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-16 19:06:57 9922ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-10 09:27:49 4493ms 2 NS 2 A 3 MX 🔓 Insecure
2026-07-03 15:13:36 852ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-22 11:32:29 shown 1376ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-19 14:20:35 3652ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-18 04:12:02 1230ms 2 NS 2 A 3 MX 🔓 Insecure
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