cyrb.dk is a .dk domain served by 3 nameservers (ns3.firstfind.nl, ns4.firstfind.nl, ns5.firstfind.net). It was registered on 8 September 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.157.84.150 is hosted by Your Hosting B.V. (AS48635) in The Netherlands. Mail is handled by server40.firstfind.nl. 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 |
|---|---|---|---|---|---|---|---|
| 5.157.84.150 | — | redirect.server40.firstfind.nl | AS48635 | Your Hosting B.V. | 5.157.80.0/21 | 🇳🇱 The Netherlands | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | server40.firstfind.nl | 5.157.84.149 | server40.firstfind.nl | AS48635 Your Hosting B.V. |
| www CNAME | cyrb.dk (all on cyrb.dk) → 5.157.84.150 (AS48635) |
| 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 | 2018070300 |
| 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 | my.host |
| Registered | 2021-09-08 |
| Expires | 2027-09-30 (346d) |
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 |
|---|---|---|---|
| 2026-10-07 21:52:33 | 1464ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 05:17:36 | 2604ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 05:19:24 | 2184ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 13:10:38 | 9440ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 13:45:37 | 10047ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 12:45:43 | 680ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 23:51:58 shown | 1780ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 23:30:39 | 2069ms | 3 NS 1 A 1 MX | 🔓 Insecure |