IXP Growth and Member Churn in Bulgaria
Capacity growth (12 mo)
+80.4%
Capacity growth (3 mo)
+6.1%
Unique networks (12 mo)
+44
Net member change (last month)
+4
Fastest-Growing by Capacity (2025-09 → 2026-09)
| # | IXP | Capacity | 12 mo | 3 mo |
|---|---|---|---|---|
| 1 | TurkIX Sofia | 1.12 Tbps → 3.93 Tbps | +250.9% | +38.4% |
| 2 | B-IX | 3.63 Tbps → 8.88 Tbps | +144.5% | +1.1% |
| 3 | BIX.BG | 8.53 Tbps → 12.26 Tbps | +43.8% | +1.5% |
| 4 | MegaIX Sofia | 430.1 Gbps → 610.1 Gbps | +41.9% | +19.6% |
| 5 | NetIX | 6.2 Tbps → 8.43 Tbps | +35.9% | +0.2% |
| 6 | VarnaIX | 153 Gbps → 173 Gbps | +13.1% | +6.1% |
Fastest-Growing by Members (2025-09 → 2026-09)
| # | IXP | Members | Added (12 mo) |
|---|---|---|---|
| 1 | TurkIX Sofia | 13 → 37 | +24 |
| 2 | BIX.BG | 109 → 130 | +21 |
| 3 | NetIX | 125 → 135 | +10 |
| 4 | B-IX | 52 → 55 | +3 |
| 5 | VarnaIX | 17 → 18 | +1 |
Most New Members (2026-09)
| # | IXP | City | Joined |
|---|---|---|---|
| 1 | TurkIX Sofia | Sofia | 8 |
| 2 | BIX.BG | Sofia | 2 |
| 3 | NetIX | Sofia | 1 |
| 4 | MegaIX Sofia | Sofia | 1 |
| 5 | VarnaIX | Varna | 1 |
| 6 | 1-BG FREE | Sofia | 1 |
Most Departures (2026-09)
| # | IXP | City | Left |
|---|---|---|---|
| 1 | TurkIX Sofia | Sofia | 2 |
| 2 | BIX.BG | Sofia | 1 |
| 3 | T-CIX | Sofia | 1 |
Members Joined vs Left per Month
| Metric | Value |
|---|---|
| Month | 2026-09 |
| Joined | 14 |
| Left | 4 |
| Net | 10 |
In Bulgaria, provisioned IXP capacity grew +80.4% over the last twelve months, led by TurkIX Sofia at +250.9%. Percentage rankings require at least 10 Gbps and 10 member networks at the start of the window, so small newcomers don't drown out real movers. Numbers straight from PeeringDB, refreshed every night.