Flight NotTracked

Delivering a new Jabiru J230 from the factory to Seattle. Today departed KSYI and fueled in KSGT - then KSGT to KTXK. Had VFR flight following and was unable to see our flight track (N705J).

This has always worked for me on the west coast - any ideas?

flightaware.com/about/faq.rvt#vfr