guitarbygger.dk is a .dk domain served by 2 nameservers (dns1.cscdns.net, dns2.cscdns.net). It was registered on 31 October 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.51.79.250 is hosted by Powernet Aps (AS205984) in Denmark. Mail is handled by mx1.onwelcom.dk, mx2.onwelcom.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 |
|---|---|---|---|---|---|---|---|
| 185.51.79.250 | 300s | web01.onwelcom.dk | AS205984 | Powernet Aps | 185.51.78.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx1.onwelcom.dk | 185.51.79.248 | mailfilter.powernet.dk | AS205984 Powernet Aps |
| 20 | 300s | mx2.onwelcom.dk | 185.51.79.248 | mailfilter.powernet.dk | AS205984 Powernet Aps |
| TXT Record |
|---|
| v=spf1 a mx ip4:185.51.79.241 ip4:185.51.79.235 ip4:185.51.79.250 |
| Policy | Record (guitarbygger.dk) |
|---|---|
| no all — incomplete SPF | v=spf1 a mx ip4:185.51.79.241 ip4:185.51.79.235 ip4:185.51.79.250 |
| www | 185.51.79.250 (AS205984) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 2/10 · policy: none
| 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 | 2019060503 |
| Primary NS (MNAME) | dns1.cscdns.net |
| Responsible (RNAME) | hostmaster@cscdns.net |
| Refresh | 16384s |
| Retry | 2048s |
| Expire | 1048576s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1998-10-31 |
| Expires | 2027-12-31 (440d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 15:16:52 shown | 1704ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-25 06:27:08 | 661ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-22 22:41:00 | 1348ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 09:58:56 | 1350ms | 2 NS 1 A 2 MX | 🔓 Insecure |