| 5.253.230.0/24 | PL-ALFA-SYSTEM-20190211 | Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j., PL |
| 64.46.124.0/24 | PL-ALFA-SYSTEM-20100305 | Internap Holding LLC, PL |
| 64.190.43.0/24 | PL-ALFA-SYSTEM-20020531 | Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j., PL |
| 91.231.70.0/23 | PL-ALFA-SYSTEM-20110914 | Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j., PL |
| 91.231.80.0/22 | PL-ALFA-SYSTEM-20110914 | Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j., PL |
| 176.97.24.0/21 | PL-ALFA-SYSTEM-20110914 | Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j., PL |
| 194.169.138.0/24 | PL-ALFA-SYSTEM-19960920 | Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j., PL |
| 209.162.203.0/24 | PL-ALFA-SYSTEM-19971117 | Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j., PL |
| 212.47.33.0/24 | PL-ALFA-SYSTEM-20260120 | Marek Piwowarski trading as ALFA-SYSTEM M. Piwowarski, A. Widera s.j., PL |
uu: 31242 u4: 31242 u6: 31242 dd: d4: d6:
| AS6204 | ➡️ peer | ZET-NET INTERKVM HOST SRL, RO |
| AS24482 | ➡️ peer | SGGS-AS-AP SG.GS, SG |
| AS28917 | ➡️ peer | FIORD-AS Fiord Networks UAB, LT |
| AS29535 | ➡️ peer | MIX2-OPENPEERING Orange Polska Spolka Akcyjna, PL |
| AS31242 | 🔼 upstream | TKPSA-AS P4 Sp. z o.o., PL |
| AS49544 | ➡️ peer | I3DNET i3D.net B.V, NL |
| AS201054 | ➡️ peer | EPIX-POLMIX Stowarzyszenie e-Poludnie, PL |