bookswap.dk is a .dk domain served by 3 nameservers (ns.zone.eu, ns2.zone.ee, ns3.zonedata.net). It was registered on 26 August 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.240.240 is hosted by Zone Media OU (AS49604) in Estonia. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.31.240.240 | 300s | vs-dip-240-240.rid10.zonevs.eu | AS49604 | Zone Media OU | 185.31.240.0/22 | 🇪🇪 Estonia | — |
| www CNAME | bookswap.dk (all on bookswap.dk) |
| 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 | 2021082613 |
| Primary NS (MNAME) | ns.zone.eu |
| Responsible (RNAME) | hostmaster@zone.eu |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2021-08-26 |
| Expires | 2027-08-31 (318d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 11:29:52 | 726ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-04 05:13:11 | 10258ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-26 21:20:31 | 9640ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-25 18:51:51 | 953ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-20 17:33:24 shown | 889ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 16:10:42 | 2037ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 16:05:05 | 560ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 16:00:57 | 457ms | 3 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 16:00:12 | 1191ms | 3 NS 1 A 0 MX | 🔓 Insecure |