mempool/production/nginx/upstream-esplora.conf

upstream esplora-bitcoin-mainnet {
	server unix:/bitcoin/socket/esplora-bitcoin-mainnet fail_timeout=10s max_fails=10 weight=99999;
}
upstream esplora-liquid-mainnet {
	server unix:/elements/socket/esplora-elements-liquid fail_timeout=10s max_fails=10 weight=99999;
}
upstream esplora-bitcoin-testnet {
	server unix:/bitcoin/socket/esplora-bitcoin-testnet fail_timeout=10s max_fails=10 weight=99999;
}
upstream esplora-bitcoin-testnet4 {
	server unix:/bitcoin/socket/esplora-bitcoin-testnet4 fail_timeout=10s max_fails=10 weight=99999;
}
upstream esplora-bitcoin-signet {
	server unix:/bitcoin/socket/esplora-bitcoin-signet fail_timeout=10s max_fails=10 weight=99999;
}
upstream esplora-liquid-testnet {
	server unix:/elements/socket/esplora-elements-liquidtestnet fail_timeout=10s max_fails=10 weight=99999;
}