kortcentralen.dk

📜 Historical scan 2026-09-23 01:37:30  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kortcentralen.dk is a .dk domain served by 2 nameservers (colin.ns.cloudflare.com, ollie.ns.cloudflare.com). It was registered on 25 October 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.92.209 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com and 2 more. 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   104ms
NameserverIP addressesPTRASN / ISP
colin.ns.cloudflare.com 108.162.195.75
162.159.44.75
172.64.35.75
2606:4700:58::a29f:2c4b
2803:f800:50::6ca2:c34b
2a06:98c1:50::ac40:234b		 colin.ns.cloudflare.com
colin.ns.cloudflare.com
colin.ns.cloudflare.com
colin.ns.cloudflare.com
colin.ns.cloudflare.com
colin.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ollie.ns.cloudflare.com 108.162.194.71
162.159.38.71
172.64.34.71
2606:4700:50::a29f:2647
2803:f800:50::6ca2:c247
2a06:98c1:50::ac40:2247		 ollie.ns.cloudflare.com
ollie.ns.cloudflare.com
ollie.ns.cloudflare.com
ollie.ns.cloudflare.com
ollie.ns.cloudflare.com
ollie.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   107ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.92.209 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.198.165 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

4 records   114ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx1.mailpod15-cph3.g1i.one.com 104.37.35.36 mx1.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 300s mx2.mailpod15-cph3.g1i.one.com 104.37.35.37 mx2.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 300s mx3.mailpod15-cph3.g1i.one.com 104.37.35.38 mx3.mailpod15-cph3.g1i.one.com AS51468 One.com A/S
10 300s mx4.mailpod15-cph3.g1i.one.com 104.37.35.39 mx4.mailpod15-cph3.g1i.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

2 records   124ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::ac43:c6a5 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:5cd1 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   130ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.92.209,172.67.198.165 ech=AEX+DQBBlQAgACC0XRKADnYjqjkTdKbCBua/awJnfDf5MbnBQjM/b2JmfwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:c6a5,2606:4700:3035::6815:5cd1

📝 TXT Records#

📝
No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 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 21:24:20
www104.21.92.209 172.67.198.165 2606:4700:3031::ac43:c6a5 2606:4700:3035::6815:5cd1 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.kortcentralen.dk 3E-pHxfMF5o0sVJJlvH6MtT75XVuL-zXT3S3cbZ6TbM
TXT _acme-challenge.kortcentralen.dk A32FB1S4wETC9ZpZdKpNthgc1zi9NUxbis7Llv4IVKc

🔗 TLSA / DANE#

4 records   550ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…
SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 E54A7262DC6E3E0F06227A22B71D01DC…

🔐 DNSSEC#

164ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415589462
Primary NS (MNAME)colin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-10 17:25:10
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2025-10-25
Expires2026-10-24 (1d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
104ms
A
107ms
MX
114ms
AAAA
124ms
TXT
267ms
CAA
125ms
HTTPS
130ms
TLSA
550ms
SOA
0ms
MTA-STS
144ms
DNSSEC
164ms
SRV
143ms
Total
1701ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-29 19:05:20 656ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-24 13:12:19 1409ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-23 12:57:03 824ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-23 01:37:30 shown 1701ms 2 NS 2 A 4 MX 🔓 Insecure
2026-09-06 10:54:41 789ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-27 12:50:37 830ms 2 NS 1 A 4 MX 🔒 Secure
2026-08-09 02:38:41 1057ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-30 02:09:54 744ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-27 07:13:40 678ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 19:32:54 701ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-24 09:07:55 943ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-23 01:28:45 663ms 2 NS 1 A 4 MX 🔒 Secure
2026-06-17 11:53:14 760ms 2 NS 1 A 4 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone