The Relay Search Results table doesn't show the IPv6 capability of a bridge
The ORPort is reachable (tested from another IPv6 system in a different network segment), the torrc looks like:
# torrc
#
SocksPort 0
ORPort auto
ORPort [<snip>]:auto
BridgeRelay 1
Exitpolicy reject *:*
RunAsDaemon 1
ControlPort 9051
ServerTransportPlugin obfs4 exec /usr/bin/obfs4proxy
ContactInfo replace k with c : kontakt @ zwiebeltoralf . de
Nickname zwiebeltoralf3
Log warn file /var/log/tor/warn.log
# for arm
#
DisableDebuggerAttachment 0
The metrics link is: https://metrics.torproject.org/rs.html#details/662D4E4DE2C883625C543DFA3C4EE466899E6C85
To upload designs, you'll need to enable LFS and have an admin enable hashed storage. More information