kortcentralen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.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 23.227.38.65 is hosted by Cloudflare, Inc. (AS13335) in Canada. Mail is handled by mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 23.227.38.65 | 3600s | myshopify.com | AS13335 | Cloudflare, Inc. | 23.227.38.0/23 | 🇨🇦 Canada | Ottawa |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.mailpod15-cph3.g1i.one.com | 104.37.35.36 | mx1.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.mailpod15-cph3.g1i.one.com | 104.37.35.37 | mx2.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.mailpod15-cph3.g1i.one.com | 104.37.35.38 | mx3.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.mailpod15-cph3.g1i.one.com | 104.37.35.39 | mx4.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| www | 104.21.92.209 172.67.198.165 2606:4700:3031::ac43:c6a5 2606:4700:3035::6815:5cd1 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network kortcentralen.dk: 104.21.92.209 172.67.198.165 2606:4700:3031::ac43:c6a5 2606:4700:3035::6815:5cd1 (AS13335) www.kortcentralen.dk: 104.21.92.209 172.67.198.165 2606:4700:3031::ac43:c6a5 2606:4700:3035::6815:5cd1 (AS13335) |
| Wildcard | No |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026052901 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2025-10-25 |
| Expires | 2026-10-24 (1d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 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 | 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 shown | 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 |