customizer.dk is a .dk domain served by 2 nameservers (alina.ns.cloudflare.com, conrad.ns.cloudflare.com). It was registered on 2 August 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.69.244 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.69.244 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.216.16 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:45f4 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::ac43:d810 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.69.244,172.67.216.16 ech=AEX+DQBBZAAgACCrsfgLaFbUdehhUjhIC1ehw8frlPgMuXFZ9ffmkOe5bQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:45f4,2606:4700:3033::ac43:d810 |
| TXT Record |
|---|
| v=spf1 include:zoho.eu include:zohomail.eu ~all |
| Policy | Record (customizer.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:zoho.eu include:zohomail.eu ~all |
| Policy | Record (_dmarc.customizer.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 104.21.69.244 172.67.216.16 2606:4700:3033::6815:45f4 2606:4700:3033::ac43:d810 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network customizer.dk: 104.21.69.244 172.67.216.16 2606:4700:3033::6815:45f4 2606:4700:3033::ac43:d810 (AS13335) www.customizer.dk: 104.21.69.244 172.67.216.16 2606:4700:3033::6815:45f4 2606:4700:3033::ac43:d810 (AS13335) |
| Wildcard | No |
DNS lookups: 4/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.customizer.dk | MNCGOiKuFnwGZLRGK6Z2mMzZ2hZ7Y8xWa--pvPn54O0 |
| TXT | _acme-challenge.customizer.dk | Mw0hmlWOeQVKhPpi1oLlHHC-XfKdvfPoeQaIDTluPvo |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2416513354 |
| Primary NS (MNAME) | alina.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2019-08-02 |
| Expires | 2027-08-31 (318d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-05 10:27:10 | 837ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-04 10:22:36 shown | 745ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-03 10:21:30 | 949ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-30 10:07:09 | 537ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-29 22:54:14 | 1477ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-25 21:56:27 | 1406ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-24 21:30:12 | 844ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-23 21:04:13 | 737ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-18 05:48:00 | 1713ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-09 07:56:40 | 1673ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-02 00:34:42 | 1000ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-27 18:45:07 | 1022ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-20 17:16:15 | 11748ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-12 00:16:09 | 818ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 00:11:25 | 882ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 10:49:41 | 621ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 23:16:40 | 448ms | 4 NS 1 A 1 MX | 🔒 Secure |