Seems bogus. The Ashburn router is pingable (at least from near Ashburn) even though it's listed as down:

Pinging 67.215.65.132 with 32 bytes of data: Reply from 67.215.65.132: bytes=32 time=14ms TTL=56 Reply from 67.215.65.132: bytes=32 time=15ms TTL=56 Reply from 67.215.65.132: bytes=32 time=14ms TTL=56