On Wed, Mar 9, 2016 at 11:22 PM, Sam Norris <Sam@sandiegobroadband.com> wrote:
maybe their loadbalancer is a little wonky? (I don't see this in traceroutes from a few places, but I also don't end up at IAD for 'www.facebook.com' traceroutes... here's my last 4 hops though to the dest-ip you had:
.13.28.75) 0.597 ms ae0.dr08.ash2.tfbnw.net (31.13.26.235) 0.576 ms 8 * * * 9 * * * 10 * * * 11 edge-star-mini-shv-07-ash4.facebook.com (66.220.156.68) 0.774 ms 0.755 ms 0.701 ms
This is probably because you are properly filtering your own prefixes from being sourced outside coming in?
unclear, that traceroute was from someplace I don't own the network for... from another place I do though... 5 ae0.dr07.ash2.tfbnw.net (31.13.26.233) 4 ms ae0.dr05.ash3.tfbnw.net (31.13.29.21) 4 ms ae0.dr08.ash2.tfbnw.net (31.13.26.235) 2 ms 6 * * * 7 * * * 8 * * * 9 edge-star-mini-shv-07-ash4.facebook.com (66.220.156.68) 3 ms 3 ms 2 ms same-ish results, no spoofed bits.