IP address range of class E? Share on Facebook Post on reddit Tweet on Twitter Share on LinkedIn Home › Forums › Networking › General Networking › IP address range of class E? This topic has 2 replies, 3 voices, and was last updated 11 years, 1 month ago by Garen. Viewing 1 post (of 1 total) Author Posts bspkumarMember May 16, 2009 at 12:54 am #141649 I have found that the address range of E class is from 240-255 in Cisco press text book and another text it is mentioned as 240-248. Which is correct? Thank you for consideration. Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic.