HTTP response header

The X-nc header is related to the cache.

Header usage statistics

X-nc response header information and usage statistics.

Websites using header X-nc 80,245
Percentage of websites that use X-nc header 0.15%
Total discovered header values 51
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-nc detection in the top websites by popularity

Top 10k sites 13 websites
Top 100k sites 41 websites
Top 1m sites 1,058 websites

Websites utilizing X-nc

List of websites that use X-nc header

Domain Country Rank Contacts
s.w.org United States of America 6
wordpress.org United States of America 14
i0.wp.com United States of America 62
i2.wp.com United States of America 136
i1.wp.com United States of America 204
s0.wp.com United States of America 394
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Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common X-nc header values

Header value Value prevalence
MISS sea 18 np 12.79%
MISS sea 24 np 12.01%
MISS sea 22 np 11.91%
MISS sea 20 np 11.63%
MISS sea 28 np 10.88%
MISS sea 26 np 10.43%
MISS sea 16 np 10.31%
MISS sea 30 np 9.04%
HIT sea 22 np 1.47%
HIT sea 18 np 1.45%
HIT sea 24 np 1.37%
HIT sea 20 np 1.36%
HIT sea 28 np 1.27%
HIT sea 16 np 1.21%
HIT sea 26 np 1.13%
HIT sea 30 np 1.06%
MISS sea 1 0.09%
MISS sea 2 0.09%
HIT ord 1 0.08%
HIT ord 2 0.07%