blue-coaching.dk is a .dk domain served by 3 nameservers (ns1.vths.dk, ns2.vths.dk, ns3.vths.dk). It was registered on 15 July 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 116.202.234.138 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by blue-coaching.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 116.202.234.138 | 3600s | std08.vths.dk | AS24940 | Hetzner Online GmbH | 116.202.0.0/15 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | blue-coaching.dk | 116.202.234.138 | std08.vths.dk | AS24940 Hetzner Online GmbH |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:116.202.234.138 -all |
| VisorTech Hosting Solutions - info@vths.dk |
| Policy | Record (blue-coaching.dk) |
|---|---|
| -all (hard fail) | v=spf1 +a +mx +ip4:116.202.234.138 -all |
| www | 116.202.234.138 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 2/10 · policy: -all
No problems found| 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 | 2021030301 |
| Primary NS (MNAME) | ns1.vths.dk |
| Responsible (RNAME) | dns@vths.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2019-07-15 |
| Expires | 2027-07-31 (285d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 01:46:15 shown | 812ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-02 01:50:51 | 2215ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-02 00:28:32 | 721ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:09:59 | 3312ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:01:09 | 555ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:00:35 | 1322ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:00:03 | 658ms | 3 NS 1 A 1 MX | 🔓 Insecure |