Too many requests are making it through to server

Thanks for your help!

Is there something obvious you can see in these response headers? I can’t see what it is.

HTTP/2 200 OK
date: Sun, 24 May 2020 11:35:05 GMT
content-type: text/javascript
x-server: 3047
last-modified: Wed, 27 Nov 2019 22:25:51 GMT
etag: W/“cc-5985b7ab6008f”
cf-cache-status: DYNAMIC
expect-ct: max-age=604800, report-uri=“https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct
server: cloudflare
cf-ray: 5986b613dcede58b-MAN
content-encoding: br
alt-svc: h3-27=“:443”; ma=86400, h3-25=“:443”; ma=86400, h3-24=“:443”; ma=86400, h3-23=“:443”; ma=86400
cf-request-id: 02e810206a0000e58bb9950200000001
X-Firefox-Spdy: h2