dcfonline.dk is a .dk domain served by 3 nameservers (ns5.chosting.dk, ns6.chosting.dk, ns7.chosting.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.41.231 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by dcfonline.dk. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 185.21.41.231 | 14400s | linux30.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 14400s | dcfonline.dk | 185.21.41.231 | linux30.curanet.dk | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 178.20.216.107 |
| 🔶 Autoconfig | 178.20.216.107 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 ip4:178.20.216.107 include:spf.chosting.dk ip4:178.20.216.236 ip4:178.20.216.4 +a +mx ~all |
| Policy | Record (dcfonline.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:178.20.216.107 include:spf.chosting.dk ip4:178.20.216.236 ip4:178.20.216.4 +a +mx ~all |
| Policy | Record (_dmarc.dcfonline.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | dcfonline.dk (all on dcfonline.dk) → 185.21.41.231 (AS48854) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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.
DNS lookups: 5/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.dcfonline.dk | h3xehu3zs1A_H-QqQImeWeyTRnGpyC4qeMangMqo3zE |
| 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 | 2026081803 |
| Primary NS (MNAME) | ns5.chosting.dk |
| Responsible (RNAME) | logs@chosting.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 12:38:22 | 740ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 13:18:30 | 643ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 15:52:26 | 9688ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-19 19:12:51 shown | 7651ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-18 19:10:25 | 779ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 06:42:30 | 769ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 08:12:50 | 5381ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 02:16:40 | 1146ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 15:46:24 | 1096ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 01:16:12 | 500ms | 3 NS 1 A 1 MX | 🔓 Insecure |