10 DomChecker alternatives in 2026
The best DomChecker alternatives for domain WHOIS APIs: thenetworkery, FluentEDI and DomainDetails, by our benchmark of November 10, 2026. DomChecker's website is domchecker.ru.
Domain WHOIS API alternatives
DomChecker is #15 of the 38 providers we rank.
Every provider of this API, ranked: Domain WHOIS API: best providers in 2026
| Rank | Provider and plan | Overall score | Accuracy score | $ per 1,000 domains |
|---|---|---|---|---|
| 1 | thenetworkery, free · thenetworkery.com | 95.5 | 97 | $0.00 |
| 2 | FluentEDI, free · fluentedi.com | 92.5 | 86 | $0.00 |
| 3 | DomainDetails, €9.99 monthly, Alerts · domaindetails.com | 90.6 | 99 | $0 extra per 1,000. The €9.99 monthly price covers any number of domains. |
| 4 | DC5 WHOIS, free, Public instance · whois.dc5.tech | 90.3 | 97 | $0.00 |
| 5 | WhoisJSON, $120 monthly · whoisjson.com | 89.1 | 99 | $0.014 |
| 6 | Enterno, free, Open API · enterno.io | 88.1 | 89 | $0.00 |
| 13 | heade.rs, free · heade.rs | 74.4 | 79 | $0.00 |
| 14 | DomScan, $6 monthly, Starter · domscan.net | 73.4 | 87 | $0.72 |
| 16 | WhoisFreaks, $200 monthly, Monthly Subscription, 150,000 API Credits · whoisfreaks.com | 72.3 | 77 | $1.33 |
| 17 | Datakoot, $10 monthly, Pro · datakoot.com | 66.9 | 86 | $0.20 |
- thenetworkery alternatives
- FluentEDI alternatives
- DomainDetails alternatives
- DC5 WHOIS alternatives
- WhoisJSON alternatives
- Enterno alternatives
- heade.rs alternatives
- DomScan alternatives
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