=== HTTP code : 206 ===

Response headers
================
HTTP/2 301 
date: Sat, 10 May 2025 02:47:50 GMT
content-type: text/html; charset=UTF-8
location: https://docs.nrel.gov/docs/fy06osti/37542.pdf
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server: cloudflare
alt-svc: h3=&quot;:443&quot;; ma=86400

HTTP/1.1 206 Partial Content
Date: Sat, 10 May 2025 02:47:50 GMT
Last-Modified: Thu, 26 Sep 2013 16:06:42 GMT
ETag: &quot;33f8a2-4e74b8e408880&quot;
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Request headers
================
GET /docs/fy06osti/37542.pdf HTTP/1.1
Host: docs.nrel.gov
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.