=== HTTP code : 206 ===

Response headers
================
HTTP/2 301 
server: nginx
date: Sat, 10 May 2025 01:57:56 GMT
content-type: text/html
content-length: 162
location: https://rmi.org/wp-content/uploads/2018/02/Insight_Brief_Demand_Flexibility_2018.pdf

HTTP/2 206 
server: nginx
date: Sat, 10 May 2025 01:57:56 GMT
content-type: application/pdf
content-length: 2049
last-modified: Fri, 10 Jun 2022 05:05:17 GMT
etag: &quot;62a2d10d-60a60&quot;
cache-control: public, max-age=31536000
vary: Accept-Encoding
access-control-allow-origin: *
content-range: bytes 0-2048/395872

Request headers
================
GET /wp-content/uploads/2018/02/Insight_Brief_Demand_Flexibility_2018.pdf HTTP/2
Host: rmi.org
user-agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.5112.34 Safari/537.36
accept: */*
referer: https://greenmanual.rutgers.edu
connection: close
range: bytes=0-2048


Link is valid.