X-Cache-Lookup

HTTP response header

X-Cache-Lookup represents if the proxy has a cache-able response to the request (HIT for yes and MISS for no)

Header usage statistics

X-Cache-Lookup response header information and usage statistics.
Websites using header X-Cache-Lookup32,646
Percentage of websites that use X-Cache-Lookup headerless than 0.1%
Total discovered header values742
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country China

X-Cache-Lookup Directives

X-Cache-Lookup directives value information and usage statistics
DirectiveShareWebsites countUnique Values

Websites utilizing X-Cache-Lookup

List of websites that use X-Cache-Lookup header
DomainCountryRankContacts
res.wx.qq.com Singapore504
qzonestyle.gtimg.cn China644
mmbiz.qpic.cn Singapore651
v.qq.com China783
bugs.launchpad.net GB1,535
imgcache.qq.com China1,913
See full domain list

Common header values

List of top common X-Cache-Lookup header values
Header valueValue prevalence
Cache Miss39.46%
MISS from itproxy.1and1.org:312814.25%
Return Directly12.26%
Cache Hit8.70%
MISS from t0.hoster.ru:66663.44%
MISS from hc1.hts.ru:802.28%
Cache Refresh Hit1.63%
MISS from hc2.hts.ru:801.55%
MISS from t1.hoster.ru:66661.50%
MISS from ip-172-31-5-221:801.26%
MISS from islander.chorwacja.com:800.66%
MISS from localhost:31280.66%
HIT from hc2.hts.ru:800.56%
Hit From Upstream0.42%
MISS from squid1.lxcluster.at:800.34%
HIT from t1.hoster.ru:66660.30%
HIT from t0.hoster.ru:66660.29%
MISS from carta.ro:880.29%
Hit From Disktank3 Gz0.29%
MISS from squid_cdn:800.25%