Barracuda Essentials

gateway 🇺🇸 US

Barracuda Essentials cloud email security gateway.

2,274SPF-authorising domains

0.365%of all SPF domains in Tranco top-1M

95distinct TLDs

2026-04-28snapshot date

Historical Share

com — 1,262 (55.5%)

org — 395 (17.4%)

edu — 102 (4.5%)

net — 87 (3.8%)

gov — 81 (3.6%)

nl — 37 (1.6%)

de — 32 (1.4%)

us — 28 (1.2%)

be — 26 (1.1%)

ca — 20 (0.9%)

at — 16 (0.7%)

it — 16 (0.7%)

ch — 11 (0.5%)

co.uk — 10 (0.4%)

com.au — 9 (0.4%)

fr — 8 (0.4%)

ie — 7 (0.3%)

com.tr — 7 (0.3%)

info — 6 (0.3%)

eu — 6 (0.3%)

es — 4 (0.2%)

se — 4 (0.2%)

edu.au — 3 (0.1%)

com.br — 3 (0.1%)

cat — 3 (0.1%)

com.mx — 3 (0.1%)

co — 3 (0.1%)

gov.bd — 2 (0.1%)

io — 2 (0.1%)

ai — 2 (0.1%)

Showing 100 of 2,274 domains. Sample sorted by length (shortest first).