Help Scout

esp 🇺🇸 US

US helpdesk SaaS sending customer-support emails.

2,397SPF-authorising domains

0.385%of all SPF domains in Tranco top-1M

117distinct TLDs

2026-04-28snapshot date

Historical Share

com — 1,666 (69.5%)

io — 105 (4.4%)

org — 76 (3.2%)

co — 49 (2.0%)

co.uk — 41 (1.7%)

net — 36 (1.5%)

de — 32 (1.3%)

nl — 32 (1.3%)

com.au — 23 (1.0%)

dk — 15 (0.6%)

app — 15 (0.6%)

ai — 12 (0.5%)

se — 11 (0.5%)

com.br — 11 (0.5%)

fr — 11 (0.5%)

cz — 10 (0.4%)

be — 10 (0.4%)

me — 9 (0.4%)

it — 9 (0.4%)

ca — 9 (0.4%)

fi — 9 (0.4%)

ch — 8 (0.3%)

eu — 8 (0.3%)

pl — 7 (0.3%)

pt — 6 (0.3%)

org.uk — 6 (0.3%)

fm — 6 (0.3%)

no — 6 (0.3%)

us — 6 (0.3%)

ee — 6 (0.3%)

Showing 100 of 2,397 domains. Sample sorted by length (shortest first).