ER-Rule-Id

HTTP response header

Header usage statistics

ER-Rule-Id response header information and usage statistics.
Websites using header ER-Rule-Id13,197
Percentage of websites that use ER-Rule-Id header<0.1%
Total discovered header valuesMore than 10,000
Header uses directivesNo
Header values are unique or randomNo
Most popular in the country United States

ER-Rule-Id Directives

ER-Rule-Id directives value information and usage statistics
DirectiveShareWebsites countUnique Values

ER-Rule-Id header usage distribution by website rank



Geographical Distribution

Header usage distribution by websites across the globe.



Websites utilizing ER-Rule-Id

List of websites that use ER-Rule-Id header
DomainCountryRankContacts
cc.com United States2,460
tmz.com United States2,769
nba.com United States3,398
mtv.com United States4,579
state.nj.us United States4,927
wolterskluwer.com United States7,154
See full domain list

Common header values

List of top common ER-Rule-Id header values
Header valueValue prevalence
r-90c91da4-f714-43a1-90f5-09b5eeea155c0.35%
r-e67bf84a-d597-4b2a-9b3b-9d237df26b370.31%
r-5f757eb9-4b1c-489b-b81f-e156bda2b10c0.18%
r-887ba5db-2374-4132-be3a-7ee8984bda0a0.18%
r-7ded867d-a16c-4dc9-9f68-1c3ace35e4f60.17%
r-363af171-6c4f-446e-b518-70e19b1bdbf10.17%
r-c421c4c5-de43-41f7-a1bf-8ca41eab1a970.14%
r-6f39706e-6a64-49b5-8c5b-c94ff46ca0430.12%
r-cbfec84a-0596-49c7-955a-ec56ec752abc0.12%
r-d7af8efa-f606-4cfb-83ad-14eb047f9fac0.10%
r-28ff93d2-ef42-45ee-b415-570f2191f5df0.09%
r-75f51067-5d86-4d65-8d3a-179072d6bbd70.09%
r-91b79404-a072-43fb-834e-449b6b9a02a70.09%
r-b8d6f6e5-1ac1-4a20-b215-41572e9a53ac0.09%
r-2478d2dc-c460-4bbc-b3f7-99183d13efb20.08%
r-65d1df37-99df-4c14-a242-21c75e25f7560.08%
r-20ded532-c28f-41e4-9ae5-37d57d83b77c0.08%
r-afb65404-89b4-4fb3-a0c2-77ef1ede7a110.08%
r-22234a56-1a95-4302-9103-4d4863bc97c00.08%
r-2e810224-5f02-4b68-b2f4-af26f3aa92140.08%