Hi, for the last month or so almost every night at around this time my ping are ridiculously high. It happens on afrihost, telkom and cybersmart so it can't be an isp problem. Any idea what it could be? During the day its fine but at night it goes haywire for a few hours. When it started i just thought it might be telkom upgrades but it hasn't stopped 
Pinging mybroadband.co.za [41.203.21.137] with 32 bytes of data:
Reply from 41.203.21.137: bytes=32 time=554ms TTL=53
Reply from 41.203.21.137: bytes=32 time=604ms TTL=53
Reply from 41.203.21.137: bytes=32 time=505ms TTL=53
Reply from 41.203.21.137: bytes=32 time=423ms TTL=53
Reply from 41.203.21.137: bytes=32 time=461ms TTL=53
Reply from 41.203.21.137: bytes=32 time=541ms TTL=53
Reply from 41.203.21.137: bytes=32 time=602ms TTL=53
Reply from 41.203.21.137: bytes=32 time=564ms TTL=53
Reply from 41.203.21.137: bytes=32 time=409ms TTL=53
Reply from 41.203.21.137: bytes=32 time=450ms TTL=53
Reply from 41.203.21.137: bytes=32 time=474ms TTL=53
Reply from 41.203.21.137: bytes=32 time=628ms TTL=53
Reply from 41.203.21.137: bytes=32 time=749ms TTL=53
Reply from 41.203.21.137: bytes=32 time=715ms TTL=53
Pinging mybroadband.co.za [41.203.21.137] with 32 bytes of data:
Reply from 41.203.21.137: bytes=32 time=554ms TTL=53
Reply from 41.203.21.137: bytes=32 time=604ms TTL=53
Reply from 41.203.21.137: bytes=32 time=505ms TTL=53
Reply from 41.203.21.137: bytes=32 time=423ms TTL=53
Reply from 41.203.21.137: bytes=32 time=461ms TTL=53
Reply from 41.203.21.137: bytes=32 time=541ms TTL=53
Reply from 41.203.21.137: bytes=32 time=602ms TTL=53
Reply from 41.203.21.137: bytes=32 time=564ms TTL=53
Reply from 41.203.21.137: bytes=32 time=409ms TTL=53
Reply from 41.203.21.137: bytes=32 time=450ms TTL=53
Reply from 41.203.21.137: bytes=32 time=474ms TTL=53
Reply from 41.203.21.137: bytes=32 time=628ms TTL=53
Reply from 41.203.21.137: bytes=32 time=749ms TTL=53
Reply from 41.203.21.137: bytes=32 time=715ms TTL=53