nanog mailing list archives
Re: Facebook & Traceroute
From: Christopher Morrow <morrowc.lists () gmail com>
Date: Thu, 10 Mar 2016 10:35:15 -0500
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 msThis 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.
Current thread:
- Facebook & Traceroute Sam Norris (Mar 09)
- Re: Facebook & Traceroute Christopher Morrow (Mar 09)
- RE: Facebook & Traceroute Sam Norris (Mar 09)
- Re: Facebook & Traceroute Christopher Morrow (Mar 10)
- Re: Facebook & Traceroute Yang Yu (Mar 10)
- RE: Facebook & Traceroute Sam Norris (Mar 09)
- Re: Facebook & Traceroute Christopher Morrow (Mar 09)
- Re: Facebook & Traceroute Brandon Martin (Mar 09)
- RE: Facebook & Traceroute Doug Porter (Mar 12)