We are a tech company with global presence of web servers and would love to contribute by becoming an official mirror.
We've deployed mirrors.evowise.com within our own CDN.

These are the specs that we are using:
CPU : 2 X Intel Xeon E5-2630 v3
64 Gb Ram
22T usable space (raid5)
10 Gbps connection (multiple tier 1 upstreams + local peerings).

Mirror addresses: http://mirrors.evowise.com/epel/, http://mirrors.evowise.com/fedora/
Sync schedule: hourly
Bandwidth: 10 Gbps connection (multiple tier 1 upstreams + local peerings).
Sponsor: Evowise
Sponsor URL: https://www.evowise.com/
Email contact: hayden@evowise.com

This mirror is sync'd over our CDN:
Bucharest, Romania,
London, UK
Milan, Italy
Madrid, Spain
LA, USA
New York, USA

Our mirror is using an Anycast IP. So the ip will route locally based on the country you are testing it from.

Kind regards,

Hayden James
hayden@evowise.com