A breakdown of the 43 companies running ASSP (Anti-Spam SMTP Proxy).
Top industries
Information technology and services9
Health and wellness5
Industrial and manufacturing5
Construction and building4
Education and training3
Financial services3
Media and telecommunications2
Professional and business services2
No industry recorded: 5
Company size
1–109 (29%)
11–5013 (42%)
51–2505 (16%)
251–5001 (3%)
501–1,0001 (3%)
1,001–5,0001 (3%)
5,001–10,0001 (3%)
Share of companies with a recorded size, by employees.
No size recorded: 12
Versions detected
10 versions across the confirmed companies. Counts are distinct companies seen running that version.
2.8.1(23131)2
2.8.2(24291)2
1.10.1(16065)1
1.9.9(13097)1
1.9.9(13345)1
1.98(13056)1
2.4.1(14167)1
2.4.3(15075)1
2.6.3(19169)1
2.6.3(20002)1
One dataset. Four ways to sell.
Match the deepest technology intelligence against the most comprehensive data on companies and people – such as who is growing, raised capital or changed role – for pinpoint precision on GTM campaigns.
Competitor displacement
Find the accounts running a competitor today and go after them with the right argument.
Complementary tools
Target companies whose stack sits alongside yours and integrates without a fight.
Service partners
Identify implementers and agencies already working in the technologies you support.
Market insights
Map your total addressable market and track aggregated trends such as AI maturity.
Frequently asked questions
About the ASSP (Anti-Spam SMTP Proxy) data on this page.
How many companies use ASSP (Anti-Spam SMTP Proxy)?
Firmable holds confirmed ASSP (Anti-Spam SMTP Proxy) detections for 43 distinct companies, 43 of them confirmed in the last 90 days. A company is counted once however many of its properties run it.
Which companies use ASSP (Anti-Spam SMTP Proxy)?
Hivelocity, May Management Services and Federal Agricultural Marketing Authority are among the most prominent in the current set.
What industries use ASSP (Anti-Spam SMTP Proxy)?
Information technology and services, health and wellness and industrial and manufacturing lead the set, across 15 industries in total.
What size companies use ASSP (Anti-Spam SMTP Proxy)?
Adoption concentrates in the 11-50 employee band, across the companies whose size is recorded.
Where are ASSP (Anti-Spam SMTP Proxy) users based?
The United States, Malaysia, Australia and Hong Kong account for most detections, across 13 countries.
How current is this data?
43 companies were confirmed in the last 90 days. Last detection 14 October 2026.
