HTTP response header

Header usage statistics

X-CalculatedFETarget response header information and usage statistics.

Websites using header X-CalculatedFETarget 1,636
Percentage of websites that use X-CalculatedFETarget header <0.1%
Total discovered header values 529
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-CalculatedFETarget detection in the top websites by popularity

Top 10k sites 3 websites
Top 100k sites 5 websites
Top 1m sites 14 websites

Websites utilizing X-CalculatedFETarget

List of websites that use X-CalculatedFETarget header

Domain Country Rank Contacts
outlook.live.com United States of America 1,610
outlook.office365.com United States of America 1,859
outlook.office.com United States of America 4,336
attachments.office.net United States of America 49,999
attachment.outlook.live.net United States of America 86,913
attachment.outlook.office.net United States of America 123,875
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Geographical Distribution

Header usage distribution by websites across the globe.

Common header values

List of top common X-CalculatedFETarget header values

Header value Value prevalence
DS7PR03CU001.internal.outlook.com 1.16%
DS7PR03CU004.internal.outlook.com 0.98%
DS7PR03CU003.internal.outlook.com 0.98%
DS7PR03CU009.internal.outlook.com 0.86%
DS7PR03CU007.internal.outlook.com 0.86%
DM6PR06CU003.internal.outlook.com 0.86%
DS7PR06CU001.internal.outlook.com 0.79%
DM6PR03CU003.internal.outlook.com 0.73%
DM6PR07CU003.internal.outlook.com 0.73%
BL1PR13CU009.internal.outlook.com 0.67%
BN9PR03CU028.internal.outlook.com 0.67%
CY5PR10CU001.internal.outlook.com 0.67%
BLAPR03CU003.internal.outlook.com 0.67%
DM6PR07CU004.internal.outlook.com 0.61%
DS7PR03CU010.internal.outlook.com 0.61%
DM6PR13CU002.internal.outlook.com 0.61%
BL1PR13CU008.internal.outlook.com 0.61%
DS7PR07CU001.internal.outlook.com 0.61%
DS7PR03CU002.internal.outlook.com 0.61%
BL1PR13CU011.internal.outlook.com 0.55%