=== HTTP code : 206 ===

Response headers
================
HTTP/2 301 
cache-control: max-age=21600, public
content-language: en
content-type: text/html; charset=utf-8
etag: &quot;1746829634&quot;
expires: Sun, 19 Nov 1978 05:00:00 GMT
last-modified: Fri, 09 May 2025 22:27:14 GMT
location: https://www.audubon.org/about/welcome-flight-plan
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date: Sat, 10 May 2025 02:17:49 GMT
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x-cache: HIT, HIT, MISS, MISS
x-cache-hits: 4, 0, 0, 0
x-timer: S1746843470.955519,VS0,VE8
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HTTP/2 206 
cache-control: max-age=21600, public
content-language: en
content-type: text/html; charset=UTF-8
etag: W/&quot;1746826225&quot;
expires: Sun, 19 Nov 1978 05:00:00 GMT
last-modified: Fri, 09 May 2025 21:30:25 GMT
server: nginx
strict-transport-security: max-age=300
x-content-type-options: nosniff
x-drupal-cache: MISS
x-drupal-dynamic-cache: UNCACHEABLE
x-frame-options: SAMEORIGIN
x-generator: Drupal 10 (https://www.drupal.org)
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accept-ranges: bytes
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x-served-by: cache-chi-klot8100111-CHI, cache-lga21979-LGA, cache-lga21959-LGA, cache-lga21959-LGA
x-cache: HIT, HIT, MISS, MISS
x-cache-hits: 5, 0, 0, 0
x-timer: S1746843470.970976,VS0,VE9
vary: Accept-Encoding, Cookie, Cookie, Cookie
content-length: 2049

Request headers
================
GET /about/welcome-flight-plan HTTP/2
Host: www.audubon.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.