Internet Speed in Czech Republic decreased to 16938.04 KBps in the first quarter of 2017 from 17252.82 KBps in the fourth quarter of 2016. Internet Speed in Czech Republic averaged 8919.22 KBps from 2007 until 2017, reaching an all time high of 17768.42 KBps in the first quarter of 2016 and a record low of 3672.45 KBps in the first quarter of 2008. source: AKAMAI