Ah - just got back in

2017-12-05 15:16:17] : Fast-connecting to stratum+tcp://xmr.poolmining.org:3033 pool ...
[2017-12-05 15:16:17] : Pool stratum+tcp://xmr.poolmining.org:3033 connected. Logging in...
[2017-12-05 15:16:19] : Difficulty changed. Now: 25000.
[2017-12-05 15:16:19] : Pool logged in.
[2017-12-05 15:17:04] : Result accepted by the pool.
[2017-12-05 15:17:09] : Result accepted by the pool.

I guess so - getting same errors here and can't see the pool stats on https://poolmining.org/pool/xmr