HTTP response header

Header usage statistics

grace response header information and usage statistics.

Websites using header grace 3,518
Percentage of websites that use grace header <0.1%
Total discovered header values 50
Header uses directives No
Header values are unique or random No
Most popular in the country United States of America

Distribution by websites popularity

grace detection in the top websites by popularity

Top 10k sites 23 websites
Top 100k sites 139 websites
Top 1m sites 788 websites

Websites utilizing grace

List of websites that use grace header

Domain Country Rank Contacts United States of America 406 United States of America 444 Poland 925 United States of America 1,157 United States of America 1,368 Brazil 1,569
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Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common grace header values

Header value Value prevalence
none 82.26%
normal(limited) 12.54%
cache 0.54%
12h 0.51%
Fresh Hit 0.51%
full 0.40%
6h 0.40%
30s 0.34%
no grace 0.26%
within ttl 0.20%
10800.000 0.17%
cheio de graca 0.14%
limited 0.11%
hit 0.11%
yes (healthy) 0.09%
normal (healthy server) 0.09%
live 0.09%
stale 0.09%
normal(10s) 0.09%
6.000 0.09%