This last quarter was huge for Polkadot and OnFinality, the demand for their services was unprecedented. For example, back in late April there was a suspected DDOS attack on Parity’s RPC nodes, reason why various teams requested OnFinality to increase their RPC nodes capacity: meaning in a few days they were hit with over 120 million requests each day (1,400 requests each second).

This tip aims to cover the difference in costs in Q1 faced by the team, in general funded by the treasury under Public Infrastructure category. Specifics on the increase in Q1, budget and services provided can be found on [this document](https://docs.google.com/document/d/1QhYk2fz9TGg5VII9umNsmmPesuHCyoyfu6SmkJZEy1o/edit?usp=sharing).

For high performance public infrastructure (Shortfall Costs for Q2 2021) to OnFinality