| BG-OPTISPRINT-20080214 | ||||
| 212.233.128.0 — 212.233.255.255 | Bulgaria | 212.233.128.0/17 | 32768 | |
| BG-OPTISPRINT-20150826 | ||||
| 185.114.180.0 — 185.114.183.255 | Bulgaria | 185.114.180.0/22 | 1024 | |
| BG-OPTISPRINT | ||||
| 78.142.22.0 — 78.142.23.255 | Optisprint | Bulgaria | 78.142.22.0/23 | 512 |
| 79.124.80.0 — 79.124.81.255 | Optisprint | Bulgaria | 79.124.80.0/23 | 512 |
| 78.128.119.0 — 78.128.119.255 | Optisprint | Bulgaria | 78.128.119.0/24 | 256 |
| 91.92.59.0 — 91.92.59.127 | Optisprint | Bulgaria | 91.92.59.0/25 | 128 |
| 91.92.59.128 — 91.92.59.255 | Optisprint | Bulgaria | 91.92.59.128/25 | 128 |
| Optisprint | ||||
| 93.152.240.0 — 93.152.240.255 | Bulgaria | 93.152.240.0/24 | 256 | |
| 93.152.246.0 — 93.152.246.255 | Bulgaria | 93.152.246.0/24 | 256 | |
| 93.152.247.0 — 93.152.247.255 | Bulgaria | 93.152.247.0/24 | 256 | |
| BG-OPTISPRINT-20170710 | ||||
| 2a0b:6f40:: — 2a0b:6f40:ffff:ffff:ffff:ffff:ffff:ffff | Bulgaria | 2a0b:6f40::/32 | 296 | |
