X-Ser

HTTP response header

Header usage statistics

X-Ser response header information and usage statistics.

Websites using header X-Ser 5,682
Percentage of websites that use X-Ser header <0.1%
Total discovered header values 1,800
Header uses directives No
Header values are unique or random No
Most popular in the country China

Distribution by websites popularity

X-Ser detection in the top websites by popularity

Top 10k sites 21 websites
Top 100k sites 93 websites
Top 1m sites 708 websites

Websites utilizing X-Ser

List of websites that use X-Ser header

Domain Country Rank Contacts
123.click.com.cn China 233
fe.faisys.com United States of America 1,203
jzfe.faisys.com United States of America 1,294
2.ss.faisys.com United States of America 1,840
1.ss.faisys.com United States of America 1,962
0.ss.faisys.com United States of America 2,125
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-Ser header values

Header value Value prevalence
BC48_dx-jiangxi-nanchang-22-cache-3 3.24%
BC25_dx-lt-yd-jiangsu-zhenjiang-3-cache-9, BC52_dx-zhejiang-jiaxing-9-cache-4 2.92%
BC20_dx-lt-yd-zhejiang-jinhua-5-cache-2, BC52_dx-zhejiang-jiaxing-9-cache-4 2.80%
BC58_dx-lt-yd-fujian-xiamen-8-cache-1, BC231_US-Colorado-Denver-1-cache-2, BC114_US-Washington-seattle-1-cache-3 1.72%
BC52_dx-zhejiang-jiaxing-9-cache-4 1.67%
BC71_dx-lt-yd-zhejiang-huzhou-3-cache-3, BC52_dx-zhejiang-jiaxing-9-cache-4 1.55%
BC146_dx-lt-yd-liaoning-shenyang-5-cache-2, BC52_dx-zhejiang-jiaxing-9-cache-4 1.48%
BC76_dx-lt-yd-zhejiang-wenzhou-11-cache-7, BC52_dx-zhejiang-jiaxing-9-cache-4 1.34%
BC12_dx-lt-yd-shandong-jinan-5-cache-8, BC88_dx-yunnan-yuxi-4-cache-2 1.27%
BC153_dx-lt-yd-zhejiang-huzhou-3-cache-6, BC52_dx-zhejiang-jiaxing-9-cache-4 1.23%
BC15_dx-lt-yd-jiangsu-taizhou-4-cache-1, BC52_dx-zhejiang-jiaxing-9-cache-4 1.21%
BC203_dx-lt-yd-liaoning-shenyang-5-cache-4, BC88_dx-yunnan-yuxi-4-cache-2 1.09%
BC201_dx-lt-yd-jiangsu-taizhou-4-cache-11, BC88_dx-yunnan-yuxi-4-cache-2 1.07%
BC18_dx-lt-yd-zhejiang-wenzhou-11-cache-2, BC88_dx-yunnan-yuxi-4-cache-2 1.06%
BC44_dx-lt-yd-shandong-jinan-5-cache-6, BC88_dx-yunnan-yuxi-4-cache-2 1.02%
BC22_dx-lt-yd-jiangsu-yancheng-8-cache-2, BC88_dx-yunnan-yuxi-4-cache-2 0.99%
BC137_dx-lt-yd-jiangsu-zhenjiang-3-cache-11, BC88_dx-yunnan-yuxi-4-cache-2 0.88%
BC12_dx-lt-yd-shandong-jinan-5-cache-8, BC114_US-Washington-seattle-1-cache-3 0.86%
BC155_dx-lt-yd-jiangsu-zhenjiang-3-cache-2, BC88_dx-yunnan-yuxi-4-cache-2 0.84%
BC76_dx-lt-yd-zhejiang-wenzhou-11-cache-7, BC48_dx-jiangxi-nanchang-22-cache-3 0.84%