HTTP response header

Header usage statistics

x-fb-rlafr response header information and usage statistics.

Websites using header x-fb-rlafr 1,615
Percentage of websites that use x-fb-rlafr header <0.1%
Total discovered header values 1
Header uses directives No
Header values are unique or random No
Most popular in the country United States of America

Distribution by websites popularity

x-fb-rlafr detection in the top websites by popularity

Top 10k sites 120 websites
Top 100k sites 208 websites
Top 1m sites 245 websites

Websites utilizing x-fb-rlafr

List of websites that use x-fb-rlafr header

Domain Country Rank Contacts
www.facebook.com United States of America 2
www.messenger.com Ireland 12
www.workplace.com United States of America 15
m.facebook.com United States of America 16
developers.facebook.com United States of America 158
de-de.facebook.com Ireland 223
See full domain list
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Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common x-fb-rlafr header values

Header value Value prevalence
0 100.00%