c-o-c.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 9 December 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.204 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.204 | 3600s | 204.giga-ptr.232.116.217.in-addr.arpa web4.gigahost.dk |
AS47292 | Sentia Denmark A/S | 217.116.224.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | c-o-c.dk (all on c-o-c.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 | 2026080601 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@c-o-c.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2015-12-09 |
| Expires | 2026-12-31 (75d) |
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).
| Domain | Registrar |
|---|---|
| dialog-skole.dk | Punktum dk A/S (direct) |
| dialogue-awards.dk | Punktum dk A/S (direct) |
| f-gulen.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 13:22:41 | 2406ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-15 12:28:39 | 1740ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 14:59:30 | 2905ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 12:02:33 | 1174ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 11:59:39 | 916ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 05:48:23 | 1017ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-20 02:33:06 | 1239ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-16 22:52:58 | 737ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-04 09:58:56 | 862ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 12:50:56 | 772ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 10:54:48 | 10019ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 19:14:27 | 3185ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-07 03:07:49 shown | 1287ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-31 15:02:45 | 1223ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 06:29:53 | 1345ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-17 19:21:15 | 1429ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-09 02:06:53 | 9666ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 10:16:11 | 2005ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 10:02:13 | 898ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 06:36:17 | 952ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 18:48:16 | 480ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 18:40:51 | 725ms | 5 NS 1 A 3 MX | 🔓 Insecure |