Open-Domains

hosting

Open-Domains — generic shared mail.

476SPF-authorising domains

0.076%of all SPF domains in Tranco top-1M

42distinct TLDs

2026-04-28snapshot date

TLD Distribution (top 30 of 42)

com — 290 (60.9%)

edu — 39 (8.2%)

org — 37 (7.8%)

net — 14 (2.9%)

co.uk — 12 (2.5%)

com.au — 10 (2.1%)

gov — 9 (1.9%)

ca — 9 (1.9%)

com.co — 4 (0.8%)

de — 4 (0.8%)

com.br — 4 (0.8%)

org.uk — 4 (0.8%)

eu — 3 (0.6%)

io — 3 (0.6%)

co.nz — 2 (0.4%)

gr — 2 (0.4%)

biz — 2 (0.4%)

se — 2 (0.4%)

ro — 2 (0.4%)

ch — 2 (0.4%)

cz — 1 (0.2%)

ac.in — 1 (0.2%)

cx — 1 (0.2%)

ie — 1 (0.2%)

ac.uk — 1 (0.2%)

no — 1 (0.2%)

it — 1 (0.2%)

com.mx — 1 (0.2%)

my — 1 (0.2%)

fi — 1 (0.2%)

Showing 100 of 476 domains. Sample sorted by length (shortest first).