mempool/production/nginx/upstream-esplora.conf

upstream esplora-bitcoin-mainnet {
	server [::1]:3000 fail_timeout=10s max_fails=10 weight=99999;
}
upstream esplora-liquid-mainnet {
	server [::1]:3001 fail_timeout=10s max_fails=10 weight=99999;
}
upstream esplora-bitcoin-testnet {
	server [::1]:3002 fail_timeout=10s max_fails=10 weight=99999;
}
upstream esplora-bitcoin-signet {
	server [::1]:3003 fail_timeout=10s max_fails=10 weight=99999;
}
upstream esplora-liquid-testnet {
	server [::1]:3004 fail_timeout=10s max_fails=10 weight=99999;
}