custom.d/conf.d/botblocker-nginx-settings.conf

# rate limiting rules are for the DDOS filter
# server_names_hash settings allows Nginx Server to load this very large list of domain names and IP addresses into memory.

server_names_hash_bucket_size 256;
server_names_hash_max_size 4096;
variables_hash_max_size 4096;
variables_hash_bucket_size 4096;
limit_req_zone $binary_remote_addr zone=flood:50m rate=90r/s;
limit_conn_zone $binary_remote_addr zone=addr:50m;

# ****************************************************************************
# NOTE: IF you are using a system like Nginx-Proxy from @JWilder
# ****************************************************************************
# Repo URL: https://github.com/jwilder/nginx-proxy
# You will need to comment out the first line here as follows. 
#     #server_names_hash_bucket_size 128;
# You will also need to modify the nginx.tmpl file to add the default include
#     include /etc/nginx/conf.d/*
# ****************************************************************************