| 81.15.128.0/17 | BGP route | AS20804 Exatel S.A. | — |
| 81.15.128.0/17 | WHOIS (RIPE_NCC) | Exatel S.A. | PL |
| 81.15.128.0/17 | RIPE_NCC assigned | — | PL |
| 81.15.248.0/22 | BGP route | AS60468 Zaklad Uslug Telewizji Kablowej Leslaw Dorobek | — |
| 81.15.248.0/22 | WHOIS (RIPE_NCC) | Connected by EXATEL S.A. | PL |
| 81.15.138.0/23 | BGP route | AS56449 INTERA SP.zoo | — |
| 81.15.138.0/23 | WHOIS (RIPE_NCC) | INTERA SP.zoo | PL |
| 81.15.162.0/23 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.162.0/23 | WHOIS (RIPE_NCC) | MSI-NET | PL |
| 81.15.182.0/23 | WHOIS (RIPE_NCC) | Network for ARREKS | PL |
| 81.15.194.0/23 | WHOIS (RIPE_NCC) | Network for Spoldzielnia DOLSAT | PL |
| 81.15.204.0/23 | WHOIS (RIPE_NCC) | TEKSACO-NET | PL |
| 81.15.206.0/23 | BGP route | AS60468 Zaklad Uslug Telewizji Kablowej Leslaw Dorobek | — |
| 81.15.206.0/23 | WHOIS (RIPE_NCC) | Connected by EXATEL S.A. | PL |
| 81.15.212.0/23 | WHOIS (RIPE_NCC) | Conected by Exatel SA | PL |
| 81.15.220.0/23 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.228.0/23 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.252.0/23 | WHOIS (RIPE_NCC) | MSI-NET | PL |
| 81.15.131.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.131.0/24 | WHOIS (RIPE_NCC) | MSI Telekom | PL |
| 81.15.134.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.134.0/24 | WHOIS (RIPE_NCC) | MSI Telekom | PL |
| 81.15.138.0/24 | BGP route | AS56449 INTERA SP.zoo | — |
| 81.15.139.0/24 | BGP route | AS56449 INTERA SP.zoo | — |
| 81.15.145.0/24 | BGP route | AS205034 Pluxee Polska sp. z o.o. | — |
| 81.15.145.0/24 | WHOIS (RIPE_NCC) | SODEXO BENEFITS AND REWARDS SERVICES POLSKA SP. Z O.O. | PL |
| 81.15.150.0/24 | BGP route | AS214919 Kabat OU | — |
| 81.15.150.0/24 | WHOIS (RIPE_NCC) | KABAT OU | PL |
| 81.15.154.0/24 | WHOIS (RIPE_NCC) | ARTKOM-NET | PL |
| 81.15.155.0/24 | BGP route | AS211388 TBM Telekom Sp zoo Sp. k. | — |
| 81.15.155.0/24 | WHOIS (RIPE_NCC) | TBM-TELEKOM | PL |
| 81.15.156.0/24 | BGP route | AS211295 Aneta Gwiazdowska trading as SaNET | — |
| 81.15.157.0/24 | BGP route | AS50551 EURO PC Piotr Kwasnik | — |
| 81.15.157.0/24 | WHOIS (RIPE_NCC) | EURO-PC-NET | PL |
| 81.15.164.0/24 | WHOIS (RIPE_NCC) | Connected by EXATEL S.A. | PL |
| 81.15.165.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.165.0/24 | WHOIS (RIPE_NCC) | MSI Telekom | PL |
| 81.15.166.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.166.0/24 | WHOIS (RIPE_NCC) | MSI Telekom | PL |
| 81.15.167.0/24 | BGP route | AS60106 Buchalter Sklodowscy Spolka Jawna | — |
| 81.15.167.0/24 | WHOIS (RIPE_NCC) | Buchalter Sklodowscy S.J | PL |
| 81.15.174.0/24 | WHOIS (RIPE_NCC) | BLONIE-PASS | PL |
| 81.15.175.0/24 | WHOIS (RIPE_NCC) | ACTIV-NET | PL |
| 81.15.176.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.176.0/24 | WHOIS (RIPE_NCC) | MSI Telekom | PL |
| 81.15.177.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.177.0/24 | WHOIS (RIPE_NCC) | MSI-NET | PL |
| 81.15.178.0/24 | WHOIS (RIPE_NCC) | KBW-NET | PL |
| 81.15.179.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.179.0/24 | WHOIS (RIPE_NCC) | Informatyka Telekomunikacja GEMINI | PL |
| 81.15.186.0/24 | WHOIS (RIPE_NCC) | TVK Chomiczowka | PL |
| 81.15.187.0/24 | BGP route | AS43769 Eurolan Sp. zoo | — |
| 81.15.187.0/24 | WHOIS (RIPE_NCC) | EUROLAN-NET | PL |
| 81.15.188.0/24 | BGP route | AS61256 Port Lotniczy Lublin SA | — |
| 81.15.188.0/24 | WHOIS (RIPE_NCC) | Port Lotniczy Lublin | PL |
| 81.15.191.0/24 | BGP route | AS204301 Cioch Adrian Centrum Uslug Sieciowych | — |
| 81.15.191.0/24 | WHOIS (RIPE_NCC) | Centrum Uslug Sieciowych | PL |
| 81.15.196.0/24 | BGP route | AS212987 NEUCA S.A. | — |
| 81.15.196.0/24 | WHOIS (RIPE_NCC) | TALEX-NET | PL |
| 81.15.197.0/24 | WHOIS (RIPE_NCC) | Connected by EXATEL S.A. | PL |
| 81.15.198.0/24 | WHOIS (RIPE_NCC) | STK S.C | PL |
| 81.15.199.0/24 | WHOIS (RIPE_NCC) | CITY-CONNECT-NET | PL |
| 81.15.200.0/24 | BGP route | AS60378 Grupa Azoty Zaklady Azotowe Kedzierzyn S.A | — |
| 81.15.200.0/24 | WHOIS (RIPE_NCC) | Grupa Azoty Zaklady Azotowe Kedzierzyn S.A. | PL |
| 81.15.201.0/24 | BGP route | AS204301 Cioch Adrian Centrum Uslug Sieciowych | — |
| 81.15.201.0/24 | WHOIS (RIPE_NCC) | OPTONET-NET | PL |
| 81.15.203.0/24 | BGP route | AS207844 VIKOM SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA | — |
| 81.15.203.0/24 | WHOIS (RIPE_NCC) | VIKOM-NET | PL |
| 81.15.208.0/24 | BGP route | AS62258 FLOKK Sp zoo | — |
| 81.15.208.0/24 | WHOIS (RIPE_NCC) | PROFIM-NET | PL |
| 81.15.210.0/24 | BGP route | AS24756 Credit Agricole Bank Polska S.A. | — |
| 81.15.210.0/24 | WHOIS (RIPE_NCC) | Credit Agricole Bank Polska S.A. | PL |
| 81.15.217.0/24 | BGP route | AS205990 Grupa Kety S.A | — |
| 81.15.217.0/24 | WHOIS (RIPE_NCC) | GRUPA-KETY-NET | PL |
| 81.15.218.0/24 | BGP route | AS207764 Elektrownia Wiatrowa Baltica-2 sp. z o. o. | — |
| 81.15.218.0/24 | WHOIS (RIPE_NCC) | EWB2-NET | PL |
| 81.15.220.0/24 | WHOIS (RIPE_NCC) | MSI-NET | PL |
| 81.15.221.0/24 | WHOIS (RIPE_NCC) | Informatyka Telekomunikacja GEMINI | PL |
| 81.15.222.0/24 | WHOIS (RIPE_NCC) | PORT-NET | PL |
| 81.15.228.0/24 | WHOIS (RIPE_NCC) | MSI Telekom | PL |
| 81.15.229.0/24 | WHOIS (RIPE_NCC) | MSI Telekom | PL |
| 81.15.231.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.231.0/24 | WHOIS (RIPE_NCC) | MSI Telekom | PL |
| 81.15.232.0/24 | WHOIS (RIPE_NCC) | Browar Czarnkow S.A | PL |
| 81.15.235.0/24 | WHOIS (RIPE_NCC) | MSI-NET | PL |
| 81.15.237.0/24 | BGP route | AS203279 Miasto Wodzislaw Slaski | — |
| 81.15.239.0/24 | BGP route | AS205813 Montmay Sp. z o.o. | — |
| 81.15.242.0/24 | BGP route | AS205813 Montmay Sp. z o.o. | — |
| 81.15.243.0/24 | BGP route | AS50830 Technology Solutions 360 Sp. z o.o. | — |
| 81.15.246.0/24 | BGP route | AS25070 Comarch S.A. | — |
| 81.15.247.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.252.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |
| 81.15.253.0/24 | BGP route | AS199715 MSI Telekom Sp. z o.o. Sp. k. | — |