=== HTTP code : 200 ===

HTTP/1.1 301 Moved Permanently
Location: https://plus.google.com/100448407367177878375/about?gl=US&hl=en
Content-Type: text/html; charset=UTF-8
Date: Fri, 05 Apr 2013 08:58:35 GMT
Expires: Sun, 05 May 2013 08:58:35 GMT
Cache-Control: public, max-age=2592000
X-Content-Type-Options: nosniff
Server: mfe
Content-Length: 264
X-XSS-Protection: 1; mode=block
X-Frame-Options: SAMEORIGIN

HTTP/1.1 200 OK
Content-Type: text/html; charset=utf-8
X-UA-Compatible: IE=edge, chrome=1
Cache-Control: no-cache, no-store, max-age=0, must-revalidate
Pragma: no-cache
Expires: Fri, 01 Jan 1990 00:00:00 GMT
Date: Fri, 05 Apr 2013 08:58:35 GMT
Content-Length: 105555
Set-Cookie: NID=67=HzUilGgunBJDXDrlTZj04uIbQ2DoZV9vG_-2BpuZu_kmWOEwqwm2dxL8e_f0Vy9H0-9Nn0ZntlvJMtWs_9h29VK22pKyq4Js-lRF1CyM6yVMl_8na65iH-ZcZhT16Jjq;Domain=.google.com;Path=/;Expires=Sat, 05-Oct-2013 08:58:35 GMT;HttpOnly
P3P: CP="This is not a P3P policy! See http://www.google.com/support/accounts/bin/answer.py?hl=en&answer=151657 for more info."
X-Content-Type-Options: nosniff
X-Frame-Options: SAMEORIGIN
X-XSS-Protection: 1; mode=block
Server: GSE


Link is valid.