http://www.level3.com
http://www.limelight.com
http://spanish.akamai.com/enes/
http://www.cdn-advisor.com
http://nap.co/
http://www.aeprovi.org.ec/index.php?option=com_frontpage&Itemid=1
http://www.internetexchangemap.com/
https://www.euro-ix.net/location-of-ixps
http://www.internetsociety.org/es
http://www.lacnic.net/web/lacnic/inicio
http://submarine-cable-map-2014.telegeography.com/
http://cartilla.cert.br/
