Basic
Free
1,000 requests/month · 20 req/min · 1 monitored domain · JSON
Checked 7 Oct 2026
Plans and prices
WhoisJSON API pricing
Pro
$10 a month
30,000 requests/month · 40 req/min · 5 monitored domains · JSON
Checked 7 Oct 2026
Ultra
$30 a month
150,000 requests/month · 60 req/min · 20 monitored domains · JSON
Checked 7 Oct 2026
Scale
$50 a month
1,000,000 requests/month · 100 req/min · 30 monitored domains · JSON
Checked 7 Oct 2026
Mega
$80 a month
Unlimited requests · 100 req/min · 50 monitored domains
Checked 7 Oct 2026
Giga
$120 a month
Unlimited requests · 200 req/min · 100 monitored domains
Checked 7 Oct 2026
Tera
$200 a month
Unlimited requests · 300 req/min · 150 monitored domains
Checked 7 Oct 2026
Titan
$399 a month
Unlimited requests · 600 req/min · 500 monitored domains
Checked 7 Oct 2026
Atlas
$600 a month
Unlimited requests · 900 req/min · 500 monitored domains
Checked 7 Oct 2026