Number of prefixes received exceeds limit - HE IPv6 routes via the route servers?

Is someone just start re-advertising HE via the route server or did we just configure today a session for HE to the route server? It was my impression that they only did bilateral peering. Aug 20 14:04:01.902 CDT: %BGP-4-MAXPFX: Number of prefixes received from 2001:504:27::D1AF:0:1 (afi 1) reaches 143, max 150 Aug 20 14:04:01.908 CDT: %BGP-3-MAXPFXEXCEED: Number of prefixes received from 2001:504:27::D1AF:0:1 (afi 1): 151 exceeds limit 150 Our session is currently down and will remain down. When the session was up, we saw all of the paths start with 6939. James Stahr CDW