URL Inspection: https://underscorejs.org

CDN	Amazon S3 https://aws.amazon.com/s3/
Evidence: • HTML <img>: https://jashkenas.s3.amazonaws.com/images/a_documentcloud_project.png

CDN	Cloudflare CDN https://www.cloudflare.com
Evidence: • Header Cf-Ray: 9a285a022943b754-IAD • Header Server: cloudflare

CDN	Fastly https://www.fastly.com
Evidence: • Header X-Fastly-Request-Id: e08130413554d51743e3777fbaea64be01730e9e

DNS Provider	Cloudflare DNS https://www.cloudflare.com
Evidence: • DNS Record NS: logan.ns.cloudflare.com • DNS Record NS: robin.ns.cloudflare.com

Web Server	Varnish https://varnish-cache.org
Evidence: • Header Via: 1.1 varnish

Analytics	Cloudflare Web Analytics https://www.cloudflare.com/web-analytics
Evidence: • HTML <script>: https://static.cloudflareinsights.com/beacon.min.js/vcd15cbe7772f49c399c6a5babf22c1241717689176015

Certificate Authority	Google Trust https://pki.goog
Evidence: • SSL Certificate Issuer: C=US, O=Google Trust Services, CN=WE1

Cloud	Cloudflare https://www.cloudflare.com
Evidence: • HTML <script>: https://underscorejs.org/cdn-cgi/scripts/5c5dd728/cloudflare-static/email-decode.min.js • IP 2606:4700:3031:0:0:0:AC43:8612 → ASN 13335 • WHOIS Registrar: Cloudflare, Inc.

Development	GitHub https://github.com
Evidence: • Header X-Github-Request-Id: 5CD7:A453F:97614F:A3CE07:69213F6F