bluefinch-esbd.dk is a .dk domain served by 3 nameservers (ns3.firstfind.nl, ns4.firstfind.nl, ns5.firstfind.net). It was registered on 7 February 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 |
|---|---|---|---|
| ns3.firstfind.nl | — | — | — |
| ns4.firstfind.nl | — | — | — |
| ns5.firstfind.net | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.157.87.204 | — | redirect.yourhosting.nl | AS48635 | — | — | — | — |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (bluefinch-esbd.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| www CNAME | bluefinch-esbd.dk (all on bluefinch-esbd.dk) → 5.157.87.204 (AS48635) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 0/10 · 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 | 2022020700 |
| Primary NS (MNAME) | ns3.firstfind.nl |
| Responsible (RNAME) | hostmaster@firstfind@nl |
| Refresh | 16384s |
| Retry | 2048s |
| Expire | 1048576s |
| Minimum (neg-cache TTL) | 14400s |
| Field | Value |
|---|---|
| Registrar | Realtime Register B.V. |
| Registered | 2023-02-07 |
| Expires | 2027-02-06 (109d) |
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 |
|---|---|---|---|
| 2026-10-09 12:51:09 | 2156ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-02 10:04:08 | 2449ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-27 10:54:31 | 1420ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-26 23:08:43 | 2493ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-30 01:40:37 | 1983ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-20 13:50:17 | 500ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 15:07:31 | 2323ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 15:05:10 | 1261ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 15:03:44 shown | 1160ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 15:00:05 | 2496ms | 3 NS 1 A 0 MX | 🔓 Insecure |