Zendesk

saas 🇺🇸 US

Enterprise customer support platform.

24,324SPF-authorising domains

3.905%of all SPF domains in Tranco top-1M

388distinct TLDs

2026-04-28snapshot date

Historical Share

com — 14,337 (58.9%)

de — 809 (3.3%)

co.uk — 599 (2.5%)

org — 561 (2.3%)

com.br — 557 (2.3%)

io — 465 (1.9%)

com.au — 438 (1.8%)

fr — 434 (1.8%)

net — 412 (1.7%)

nl — 367 (1.5%)

it — 310 (1.3%)

co — 284 (1.2%)

se — 224 (0.9%)

dk — 196 (0.8%)

jp — 192 (0.8%)

es — 192 (0.8%)

ai — 187 (0.8%)

be — 180 (0.7%)

ca — 151 (0.6%)

no — 137 (0.6%)

ch — 119 (0.5%)

eu — 114 (0.5%)

fi — 109 (0.4%)

pl — 109 (0.4%)

co.jp — 107 (0.4%)

ro — 91 (0.4%)

app — 86 (0.4%)

cl — 85 (0.3%)

me — 82 (0.3%)

co.nz — 78 (0.3%)

Showing 100 of 24,324 domains. Sample sorted by length (shortest first).