=== HTTP code : 206 ===

Response headers
================
HTTP/1.1 206 
date: Tue, 30 Nov 2021 16:20:49 GMT
content-length: 2049
content-language: en
content-location: http://jigsaw.w3.org/css-validator/validator.html.en
content-range: bytes 0-2048/18874
content-type: text/html;charset=utf-8
etag: &quot;1esnpgq:1c30or8sj&quot;
last-modified: Fri, 26 Nov 2021 16:15:13 GMT
server: Jigsaw/2.3.0-beta4
vary: Accept-Language
connection: close

Request headers
================
GET /css-validator/ HTTP/1.1
User-Agent: Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; WOW64; Trident/5.0)
Host: jigsaw.w3.org
Accept: */*
Referer: http://web-marketing.zako.org
Connection: close
Range: bytes=0-2048


Link is valid.