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unknown

Uncatalogued — description coming.

601SPF-authorising domains

0.096%of all SPF domains in Tranco top-1M

61distinct TLDs

2026-04-28snapshot date

Historical Share

com — 288 (47.9%)

org — 55 (9.2%)

co.uk — 21 (3.5%)

nl — 15 (2.5%)

fr — 15 (2.5%)

edu — 15 (2.5%)

org.uk — 14 (2.3%)

fi — 11 (1.8%)

es — 11 (1.8%)

ca — 11 (1.8%)

com.au — 11 (1.8%)

de — 10 (1.7%)

dk — 8 (1.3%)

ac.uk — 8 (1.3%)

ie — 7 (1.2%)

net — 7 (1.2%)

be — 7 (1.2%)

se — 7 (1.2%)

ch — 7 (1.2%)

it — 6 (1.0%)

is — 5 (0.8%)

co.nz — 5 (0.8%)

no — 4 (0.7%)

eu — 4 (0.7%)

org.au — 4 (0.7%)

cat — 2 (0.3%)

gov — 2 (0.3%)

ae — 2 (0.3%)

mx — 2 (0.3%)

us — 2 (0.3%)

Showing 100 of 601 domains. Sample sorted by length (shortest first).