coltconferencing.dk is a .dk domain served by 2 nameservers (ns0.de.colt.net, ns1.de.colt.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 213.86.182.99 is hosted by COLT Technology Services Group Limited (AS8220) in United Kingdom. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns0.de.colt.net | 212.74.78.55 | ns0.de.colt.net | AS8220 COLT Technology Services Group Limited |
| ns1.de.colt.net | 212.74.77.55 | ns1.de.colt.net | AS8220 COLT Technology Services Group Limited |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 213.86.182.99 | 600s | stp02.messaging.net-streams.com | AS8220 | COLT Technology Services Group Limited | 213.86.128.0/17 | 🇬🇧 United Kingdom | City of London |
| www | 213.86.182.99 (AS8220) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 2011101000 |
| Primary NS (MNAME) | ns0.de.colt.net |
| Responsible (RNAME) | eudnsmaster@colt.net |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 03:09:57 | 2860ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-15 07:36:49 | 12027ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-27 22:29:13 | 3168ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-24 23:12:40 shown | 3124ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 21:50:04 | 704ms | 2 NS 1 A 0 MX | 🔓 Insecure |