EP-Global (AS50607)
https://apps.db.ripe.net/search/lookup.html?source=ripe&key=AS50607&type=aut-num
EP-Global (AS62081)
https://apps.db.ripe.net/search/lookup.html?source=ripe&key=AS62081&type=aut-num
EPIX-Warszawa OpenPeering(AS48850)
https://apps.db.ripe.net/search/lookup.html?source=ripe&key=AS48850&type=aut-num
EPIX-Katowice OpenPeering(AS62047)
https://apps.db.ripe.net/search/lookup.html?source=ripe&key=AS62047&type=aut-num

TP-IX
http://www.tpix.pl/informacje_techniczne.html
THINX (AC-X/Atman)
https://apps.db.ripe.net/search/lookup.html?source=ripe&key=AS24748&type=aut-num
PLIX
https://apps.db.ripe.net/search/lookup.html?source=ripe&key=AS8545&type=aut-num
Netia
https://apps.db.ripe.net/search/lookup.html?source=ripe&key=AS12741&type=aut-num
Havel (CZ-Global)
https://apps.db.ripe.net/search/lookup.html?source=ripe&key=AS15935&type=aut-num
Tinet
http://onesc.net/communities/as3257/