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Head-to-head · Domain Registration APIs

RRPproxy REST API vs Ascio API

  • Updated Oct 2026
  • Both researched from official sources
  • 7 checks side by side
Higher score RRPproxy REST API #6 in Domain Registration APIs 8.7/10 From €75 ✓ 6 of 6 features Visit site
Ascio API #7 in Domain Registration APIs 8.6/10 Pricing on request ✓ 5 of 6 features Visit Ascio

RRPproxy REST API leads on 0 checks, Ascio API on 0, and 7 are even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreRRPproxy REST API · 8.7/10
  • Most featuresRRPproxy REST API · 6 of 6

RRPproxy REST API scores higher on our rubric for domain registration apis: 8.7 against 8.6 out of 10; our editors rank them #6 and #7.

RRPproxy REST API is the better fit for API-first teams needing sandboxed bulk workflows. Ascio API is the better fit for mature partners needing registry-specific automation.

  • RRPproxy REST API fits best

    API-first teams needing sandboxed bulk workflows

  • Ascio API fits best

    Mature partners needing registry-specific automation

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Side by side

Feature RRPproxy REST API 8.7/10 Visit ↗ Ascio API 8.6/10 Visit ↗
At a glance
Editor score 8.7 8.6
Ranking #6 in Domain Registration APIs #7 in Domain Registration APIs
Best for API-first teams needing sandboxed bulk workflows Mature partners needing registry-specific automation
Pricing model Paid Paid
Starting price From €75 Pricing on request
Free plan — Not checked yet
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Support Email, Phone, Docs, Tickets Email, Live chat, Phone, Tickets, Docs
Compliance GDPR GDPR
Integrations 4 integrations 7 integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features RRPproxy REST API 6/6 · Ascio API 5/6
Domain search API ✓ ✓
Bulk registration ✓ (best) Not checked yet
Transfer management ✓ ✓
Renewal management ✓ ✓
Premium domains ✓ ✓
Sandbox environment ✓ ✓
Our review
Pros
  • OpenAPI 3.0 REST API covers registration, transfers, renewals, and billing
  • Bulk registration workflows and premium-domain management support reseller operations
  • OT&E sandbox plus WHMCS, HostBill, Blesta, and Control Panel integrations
  • Covers availability, registration, transfers, renewals, and premium domains
  • TLD Kit addresses registry-specific requirements across multiple TLDs
  • Includes DNS, portfolio tools, asynchronous processing, and partner integrations
Cons
  • Requires a €75 initial prepaid account balance to activate service
  • No free plan is available
  • Domain pricing varies by TLD and reseller tier
  • Pricing requires a conversation with sales
  • SOAP-based interfaces may require specialized implementation work
  • Asynchronous orders require message handling and polling workflows
Our verdict

RRPproxy REST API is a domain-reseller API for teams that want to embed domain services into their own platforms. It is aimed at domain resellers, hosting providers, IT service providers, registrars, and domain investors. The API covers…

Read the review →

Ascio API is a domain registration and management service from Ascio Technologies, designed for domain resellers and partners operating across multiple top-level domains. Its SOAP-based interfaces cover availability checks, registration…

Read the review →
  1. RRPproxy REST APIDomain Registration APIs 8.7From €75
  2. Ascio APIDomain Registration APIs 8.6Pricing on request

Strengths and trade-offs

  • RRPproxy REST API — where it wins

    • OpenAPI 3.0 REST API covers registration, transfers, renewals, and billing
    • Bulk registration workflows and premium-domain management support reseller operations
    • OT&E sandbox plus WHMCS, HostBill, Blesta, and Control Panel integrations

    Where it doesn't

    • Requires a €75 initial prepaid account balance to activate service
    • No free plan is available
    • Domain pricing varies by TLD and reseller tier

  • Ascio API — where it wins

    • Covers availability, registration, transfers, renewals, and premium domains
    • TLD Kit addresses registry-specific requirements across multiple TLDs
    • Includes DNS, portfolio tools, asynchronous processing, and partner integrations

    Where it doesn't

    • Pricing requires a conversation with sales
    • SOAP-based interfaces may require specialized implementation work
    • Asynchronous orders require message handling and polling workflows
  • RRPproxy REST API8.7/10 · From €75

    A broad domain-reseller API with bulk workflows, integrations, and an OT&E sandbox.

    Visit siteFull verdict →
  • Ascio API8.6/10 · Pricing on request

    A mature domain automation layer for partners working across multiple TLDs.

    Visit AscioFull verdict →

More comparisons

All domain registration APIs comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update