Miner error Pool us-rvn.2miners.com failed to resolve host address

(i apologize in advance in case of grammatical errors, my english is not one of the best) Hi my mining rig was mining with no problem for 2 weeks straight, but when i wake up today i saw that my last share was 3:02 am, I thought it was weird and I went to see whats going on, my miner (teamredminer v.0.8.3) are showing this error:
[2021-06-09 14:13:14] Mining will proceed at reduced rate while not connected to dev pool.
[2021-06-09 14:13:14] Pool us-rvn.2miners.com failed to resolve host address.**
[2021-06-09 14:13:27] Pool us-rvn.2miners.com failed to resolve host address.
[2021-06-09 14:13:29] Pool us-rvn.2miners,com failed to resolve host address.
[2021-06-09 14:13:30] Dev pool failed to connect.
[2021-06-09 14:13:30] Mining will proceed at reduced rate while not connected to dev pool.
[2021-06-09 14:13:42] Pool us-rvn.2miners,com failed to resolve host address.
can some one help me?

Getting the same problem but in hiveon pool.
it appers an unstable internet, if anyone knows about it please help