SPF Market Share  

/> United States
/> United Kingdom
/> Germany
/> India
/> Russia
/> China
/> Other

How many sites from each region we first detected using SPF at specific date periods in the top 1 million sites.

We know of at least 62,823,608 live websites using SPF.

Total Country Distribution

Distribution of locations of all SPF customers in the top 1 million sites.

Gaining Customers In Top Million sites From
Technology Gained Top 1m Lost Top 1m Net Top 1m
DMARC
SPF is taking customers from DMARC.
18,327* 139* 18,188*
DKIM
SPF is taking customers from DKIM.
1,232* 79* 1,153*
Sender ID
SPF is taking customers from Sender ID.
1,019* 19* 1,000*
Losing Customers In Top Million sites To
Technology Gained Top 1m Lost Top 1m Net Top 1m
No one yet.