Transfer sizes
IPv4 market transfers by size, at the registry the addresses moved to. One transfer can move several blocks; its size is all the addresses it moved.
The last 12 months (Nov 2025 to Oct 2026)
| Registry | /24 or smaller | /23 to /22 | /21 to /19 | /18 to /16 | larger than /16 | All |
|---|---|---|---|---|---|---|
| ARIN | 342 33% | 287 28% | 233 22% | 149 14% | 30 3% | 1,041 |
| RIPE NCC | 1,732 35% | 1,890 38% | 1,029 21% | 270 5% | 31 1% | 4,952 |
| APNIC | 53 11% | 259 54% | 112 23% | 42 9% | 12 3% | 478 |
| LACNIC | 164 44% | 157 42% | 46 12% | 7 2% | 0 0% | 374 |
| AFRINIC | 0 | 0 | 0 | 0 | 0 | 0 |
Month by month: the overview's size chart and monthly.csv.