Live HTTP headers

https://chrome.google.com/webstore/detail/live-http-headers/

Facebook login

Client request

GET /login.php?login_attempt=1 HTTP/1.1
Host: www.facebook.com:443

Accept: */*
Accept-Encoding: gzip, deflate, sdch
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.6,en;q=0.4,fr;q=0.2,it;q=0.2
Origin: https://www.youtube.com
Referer: https://www.youtube.com/watch?v=ZswCV5F0234
User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.101 Safari/537.36
X-Client-Data: CJG2yQEIpLbJAQiptskBCMG2yQEI74jKAQiJksoBCLGUygE=

Server response

HTTP/1.1 302 Found
content-length: 0
content-type: text/html
date: Sat, 28 Mar 2015 08:59:07 GMT
location: https://www.facebook.com/
p3p: CP="Facebook does not have a P3P policy. Learn why here: http://fb.me/p3p"

set-cookie:
reg_ext_ref=deleted;
expires=Thu, 01-Jan-1970 00:00:01 GMT;
Max-Age=-1427533146;
path=/;
domain=.facebook.com

set-cookie:
datr=GwDUVJnnW-xmb5vtF2UJFsYF;
expires=Mon, 27-Mar-2017 08:59:06 GMT;
Max-Age=63072000;
path=/;
domain=.facebook.com;
httponly

set-cookie:
reg_fb_ref=deleted;
expires=Thu, 01-Jan-1970 00:00:01 GMT;
Max-Age=-1427533146;
path=/;
domain=.facebook.com;
httponly

set-cookie:
lu=Rgk6BiBvCIgvwO_injPe4_7w;
expires=Mon, 27-Mar-2017 08:59:07 GMT;
Max-Age=63072000;
path=/;
domain=.facebook.com;
secure;
httponly

set-cookie:
reg_fb_gate=deleted;
expires=Thu, 01-Jan-1970 00:00:01 GMT;
Max-Age=-1427533146;
path=/;
domain=.facebook.com;
httponly

set-cookie:
c_user=100009280xxxxxx;
path=/;
domain=.facebook.com;
secure

set-cookie: fr=0FvZOb28Cg3RSdXu6.AWVv30z0R0YIUY3y2Dygic8xZQ4.BU7iyZ.D9.AAA.0.AWXVhSXg; expires=Fri, 26-Jun-2015 08:59:07 GMT;
Max-Age=7776000;
path=/;
domain=.facebook.com;
httponly

set-cookie:
xs=20%3ATyB0enhWz_Fx1g%3A2%3A1427533146%3A-1;
path=/;
domain=.facebook.com;
secure;
httponly

set-cookie:
csm=2;
path=/;
domain=.facebook.com

set-cookie:
s=Aa6k72EPabeBzgjR.BVFm1b;
path=/;
domain=.facebook.com;
secure;
httponly

status: 302 Found
version: HTTP/1.1
x-content-type-options: nosniff
x-fb-debug: clZiV4/GoIMzJZI7BfIKb3QRl1dJDixNZ605LTUkdyzRR8oFqWS2kJ4mQ2D76RvYZpD/nfTDNDbAoKFmsXAllA==

Facebook logout 

Client request

GET /logout.php HTTP/1.1
Host: www.facebook.com:443
Accept: */*
Accept-Encoding: gzip, deflate, sdch
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.6,en;q=0.4,fr;q=0.2,it;q=0.2
Cookie: c_user=100009280xxxxxx; csm=2; datr=GwDUVJnnW-xmb5vtF2UJFsYF; fr=0FvZOb28Cg3RSdXu6.AWVqgAXss6Nl0GYQ6tDyz77qGlg.BU7iyZ.D9.AAA.0.AWVJuTFP; locale=tr_TR; lu=RgXdKVlp-HLwg-uzurnYAeqA; p=-2; presence=EM427533708EuserFA21B09280742906A2EstateFDutF1427533708005Et2F_5b_5dElm2FnullEuct2F1427533094BEtrFnullEtwF55621988EatF1427533702830Esb2F0CEchFDp_5f1B09280742906F0CC; s=Aa5_soBOwlmjxerN.BVFm9-; xs=121%3AhT7ow-5gYkYeug%3A2%3A1427533693%3A-1;
Origin: https://www.facebook.com
Referer: https://www.facebook.com/
User-Agent: Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.101 Safari/537.36

Server response

HTTP/1.1 302 Found
cache-control: private, no-cache, no-store, must-revalidate
content-length: 0
content-type: text/html
date: Sat, 28 Mar 2015 12:07:41 GMT
expires: Sat, 01 Jan 2000 00:00:00 GMT
location: https://www.facebook.com/?stype=lo&jlou=Aff6nc2m8Cg77snQRqz1Yp6HzxqIHUiJk-SAjLrDgo7xmU1NOY7o_1V0F75scFfsVeeYWDPc0uHeIKzGWWqLKBNdo9-hJmsSUFxF3JiNCfZhUA&smuh=45366&lh=Ac_igH-7wz2UOaFr
p3p: CP="Facebook does not have a P3P policy. Learn why here: http://fb.me/p3p"
pragma: no-cache

set-cookie: c_user=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; Max-Age=-1427544460; path=/; domain=.facebook.com

set-cookie: lu=RAqRfcxp0CkinUcE8azjBM5Q; expires=Mon, 27-Mar-2017 12:07:41 GMT; Max-Age=63072000; path=/; domain=.facebook.com; secure; httponly

set-cookie: act=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; Max-Age=-1427544460; path=/; domain=.facebook.com; httponly

set-cookie: s=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; Max-Age=-1427544460; path=/; domain=.facebook.com; httponly

set-cookie: csm=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; Max-Age=-1427544460; path=/; domain=.facebook.com

set-cookie: xs=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; Max-Age=-1427544460; path=/; domain=.facebook.com; httponly

set-cookie: presence=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; Max-Age=-1427544460; path=/; domain=.facebook.com; httponly

set-cookie: p=deleted; expires=Thu, 01-Jan-1970 00:00:01 GMT; Max-Age=-1427544460; path=/; domain=.facebook.com

status: 302 Found
version: HTTP/1.1
x-content-type-options: nosniff
x-fb-debug: qIdAevVHYQfz5SjOz5JT09OtrINAjE1brTY4NNm7NZyZMk4WGZBOB30RgYbC0+URY4UlzuJREknWPPzpqdwisQ==
x-frame-options: DENY