GFI Usage Statistics

Websites using GFI

Download Lead List

Get a list of 18,614 websites using GFI which includes location information, hosting data, contact details, 8,562 currently live websites and 10,052 sites that used this technology previously.

Top 10k
Top 100k
Top 1m

Quantcast Top 10k
4 of 10,000


Quantcast Top 100k
35 of 100,000


BuiltWith Top Million
276 of 970,256


Entire Internet
8,562 of 377,445,943


Log in or Sign up for Free to see GFI history back another year to June 2016. View plans for historical access back to March 2015.

Email Security and Anti-Spam Provider.

Categories: Email Hosting Providers · Secure Email

Technology Won
SPF 577
Microsoft Azure DNS 416

This table shows where GFI are gaining/losing customers from within the technologies in the same sub-categories of Secure Email. View the full report for more information regarding countries, states and where GFI's customers come from.

Physical locations of businesses using GFI.


Top 10,000 Sites
Top 100,000 Sites
Top 1 Million Sites

This chart shows the amount of websites within the top 10k, 100k, and 1 million sites groups that are categorized as being in the specific vertical.

Get access to data on 18,614 websites that have used GFI. We know of 8,562 live websites using GFI and an additional 10,052 sites that used GFI historically

View Website List

Get a list of websites using GFI

Pro Screenshot

Secure Email


13,286 websites


4,471 websites


7,560 websites

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Browse groups of technologies that we track.