established · 0.0 market domain

Domains

Score 25.4 / 100 26 providers +104 via APIs 122 APIs Search apis.io →
Variants seen in the corpus: Domainsdomains

Providers using this tag (26)

Ranked by API Evangelist rating — Exemplar and Strong are expanded by default.

Strong 2 Solid coverage with minor gaps
cPanelControl PanelDNSEmail2 APIs63.6DomScanDNSWHOISrdap1 API56.7
Developing 4 Usable, with meaningful gaps to close
AutomatticCompanyContent ManagementPublishingBlogging2 APIs49.5WhoAPICompanyWHOISDomain Availability1 API45.2D3CompanyCrypto InfrastructureDNS1 API42.2TucowsCompanyInfrastructureDNS2 APIs40.2
Thin 8 Limited public surface area
SpaceshipCompanyDomain RegistrarDNS1 API37.6CompleteDNSDNSDNS HistoryDomain Intelligence2 APIs37.1_doneDeveloper ToolsUtility APIsAI Agentsagent-native52 APIs35.8OpenproviderDNSHostingReseller1 API35.5GoDaddyAftermarketCertificatesDNS9 APIs30.3GandiDNSDomain RegistrarEmail2 APIs29.4NewfoldCompanyWeb HostingWeb Presence3 APIs29.1VirtualminCompanyWeb HostingControl PanelServer Management1 API27.9
Emerging 9 Early or largely undocumented
WebsiteProsCompanyWebsite BuilderWeb Hosting5 APIs25.8WuiltCompanyWebsite BuilderNo-CodeE-Commerce1 API25.2DNSimpleDNS7 APIs24.9NetworkCalcNetworkingDNSSecuritySubnetting1 API21.2NameSiloDomain RegistrarDNSHosting1 API17.0DonutsCompanyInfrastructureDNS1 API16.9Internet Assigned Numbers AuthorityDNSIP AddressingMedia Types3 APIs14.3JargonAPI DesignData ModellingDomain-Driven Design1 API12.8DNS CoffeeDNSDomain Names1 API11.1
Minimal 2 Almost no public developer surface
Network SolutionsCompanyDomain RegistrationDomain Registrar10.4PoolWeb3RegistrarNaming1 API8.6
Unrated 1 Not yet scored
VerioCompanyWeb HostingInternet Service Provider

APIs with this tag (120)

Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Exemplar 16 Complete, well-documented, and agent-ready
Brevo Domains APIThe domains API from Brevo — 3 operation(s) for domains.87.3HubSpot CMS Domains APIContent Domains Service87.1AhaSend Domains APIManage sending domains82.3Appwrite Domains APIAppwrite Domains — buy domains and host DNS inside an Appwrite organization, announced 2026-09-04. 54 opera...80.5Appwrite Proxy APIThe Proxy Service allows you to configure actions for your domains beyond DNS configuration. 9 operations a...80.5Stripe Domains APIThe Domains API from Stripe — 4 operation(s) for domains.79.7Didomi domains APIProvisioned domains for consent notices and privacy centers76.6Squarespace MCP ServerSquarespace operates a first-party remote MCP server at https://mcp.squarespace.com/mcp. It answers an unau...74.0Microsoft Azure Domains APIThe Domains API from Microsoft Azure — 16 operation(s) for domains.73.3Novu Domains APIUsed to manage your inbound email domains.71.1Palo Alto Networks Domains APIDomain categorization and threat intelligence lookups.71.1OneTrust Consent & Preferences — Cookie ConsentThe Cookie Consent APIs are used to integrate external systems and streamline the flow of data with Cookie ...68.2OneTrust Consent & Preferences — Cookie Consent (Swagger)The Consent & Preferences - Cookie Consent (Swagger) API from OneTrust — 11 operation(s) documented on the ...68.2Pirsch Domains APIManage tracked domains and their configuration68.0IPinfo domains APIHosted Domains API.67.5Lucidya Ltd Domains APIThe Domains API from Lucidya Ltd — 1 operation(s) for domains.66.6
Strong 23 Solid coverage with minor gaps
Clerk Domains APIDomains represent each instance's URLs and DNS setup.65.8Atlassian Domains APIManage verified domains for an organization.65.6Unbounce Domains APIDomains attached to sub-accounts65.4Unbounce REST APIREST API for Unbounce providing programmatic access to accounts, sub-accounts, domains, pages, page groups,...65.4Cloudflare Domains APIAttach and detach custom domains to Worker scripts.65.1Cloudflare Registrar APIThe Cloudflare Registrar API allows developers to manage domain registrations at cost. It provides endpoint...65.1Koyeb Domains APIThe Domains API from Koyeb — 3 operation(s) for domains.64.2Extole Domains APIThe Domains API from Extole — 10 operation(s) for domains.63.8Valimail Domains APIThe Domains API from Valimail — 2 operation(s) for domains.62.0Dub Domains APIThe Domains API from Dub — 4 operation(s) for domains.60.9Dub Domains APIList and manage custom domains associated with a Dub workspace, including SSL certificate provisioning and ...60.9MailerSend Domains APIThe Domains API from MailerSend — 2 operation(s) for domains.60.6Freestyle Domains APIAPIs for managing domains. This is only relevant when you want to start to deploy to custom domains. Please...60.3OutSystems Domains APIManage custom domains for environments.59.5Lilt Domains APIThe Domains API from Lilt — 1 operation(s) for domains.59.0Amazon OpenSearch Service Domains APIOperations for creating and managing OpenSearch domains58.8Amazon CloudSearch Domains APIOperations for creating and managing search domains58.2Laravel Domains APIThe Domains API from Laravel — 3 operation(s) for domains.57.7DomScan APIREST domain-intelligence API (40+ endpoints under /v1) for availability, DNS, WHOIS/RDAP, SSL/TLS, email au...56.7AppDirect Domains APIThe Domains API from AppDirect — 3 operation(s) for domains.56.1Vercel WebhooksVercel Webhooks deliver platform events to a subscriber-configured HTTPS endpoint via HTTP POST with a JSON...56.1Amazon DataZone Domains APIOperations for managing DataZone domains55.9Amazon CodeArtifact Domains APIThe Domains API from Amazon CodeArtifact — 1 operation(s) for domains.54.8
Developing 41 Usable, with meaningful gaps to close
Sylvia API Domains APIThe Domains API from Sylvia API — 2 operation(s) for domains.54.1Tenable Domains APIThe Tenable Managed Security Service Provider (MSSP) Portal API provides a secure and accessible way for MS...53.6Resend Domains APICreate and manage domains through the Resend API.53.5CustomerOS Domains APIThe Domains API from CustomerOS — 2 operation(s) for domains.53.4Skilljar Domains APIThe Domains API from Skilljar — 4 operation(s) for domains.52.9SpecterOps Domains APIThe Domains API from SpecterOps — 16 operation(s) for domains.51.8PostHog domains APIThe domains API from PostHog — 5 operation(s) for domains.51.4HeyMilo Domains APIManage custom domains for white-labelled interview URLs.51.0SwaggerHub Domains APIManage shared component domains50.8AgentMail domains APIThe domains API from AgentMail — 4 operation(s) for domains.50.5UpGuard domains APIThe domains API from UpGuard — 3 operation(s) for domains.50.4BrightEdge domains APIOperation related to domains49.8Automattic Domains APIThe domains API from Automattic — 25 operation(s) for domains.49.5Scaleway Domains APIA container is provided with an automatically generated domain through which it is accessible. Alternativel...49.3Codesphere domains APIThe domains API from Codesphere — 4 operation(s) for domains.47.9OpenMetadata Domains APIA `Data Product` or `Data as a Product` is a logical unit that contains all components to process and store...47.6Bonjoro Domains APIThe Domains API from Bonjoro — 4 operation(s) for domains.47.5Yext Domains APIThe Domains API from Yext — 7 operation(s) for domains.46.3Smithery domains APIThe domains API from Smithery — 2 operation(s) for domains.45.9Heroku Domains APICustom domain management45.6Snipcart Domains APIManage allowed domains for your store45.6Securitize Domains APIThe Domains API from Securitize — 74 operation(s) for domains.45.1SkimBit Domains APIThe Domains API from SkimBit — 1 operation(s) for domains.44.5SmartBear Domains APIManage reusable domain definitions44.4Aiven Domains APIThe Domains API from Aiven — 3 operation(s) for domains.44.3Voyant.io Domains APIDomain management for crawling and monitoring.43.7Zoca Domains APIThe Domains API from Zoca — 5 operation(s) for domains.42.8Lob Domains APIThe Domains API from Lob — 2 operation(s) for domains.42.7Supabase Domains APIConfigure custom domains and vanity subdomains for projects.42.5DNSFilter Domains APIThe Domains API from DNSFilter — 3 operation(s) for domains.42.3Instapage Domains APICustom domains connected to a workspace.42.0Nuclei domains APIThe domains API from Nuclei — 2 operation(s) for domains.42.0Elementum Domains APIManage organization domains41.7Deno Domains APIRegister and manage custom domains with TLS certificate support40.8WHMCS Domains APIDomain registration and management40.4OpenSRS Domains and TLS/SSL APIWholesale reseller API for domain-name lookup, registration, transfer, renewal, DNS-zone management and TLS...40.2Unstoppable Domains domains APIManage your custody domains.40.1Tezos Domains APIThe Domains API from Tezos — 3 operation(s) for domains.39.9Vers domains APIThe domains API from Vers — 2 operation(s) for domains.39.8Unitrends Domains APIThe Domains API from Unitrends — 1 operation(s) for domains.39.4Rackspace Technology Domains APIDNS domain (zone) operations.39.3
Thin 30 Limited public surface area
Anything Domains APIThe Domains API from Anything — 3 operation(s) for domains.39.2Union.ai Domains APIThe Domains API from Union.ai — 1 operation(s) for domains.38.7Apache James Domains APIEmail domain management38.6OpenStack Domains APIDomain management for multi-tenancy.38.4QuantCDN Domains APIDomain and DNS management38.4Scalable Platforms Domains APIThe Domains API from Scalable Platforms — 2 operation(s) for domains.37.5Aikido Security Domains APIThe Domains API from Aikido Security — 3 operation(s) for domains.37.2Logto Domains APICustom domain lets you present a consistent brand by having your own domain name on the sign-in and registr...36.9Digital Ocean Domains APIDomain resources are domain names that you have purchased from a domain name registrar that you are managin...36.7Infoworks Domains APIThe Domains API from Infoworks — 21 operation(s) for domains.36.2NaviStone Domains APIDomain management36.2MailPace Domains APIManage sending domains and DKIM verification.35.8Openprovider APIThe Openprovider Reseller API provides programmatic access to domain registration and management, DNS, SSL ...35.5watchTowr Domains APIThe Domains API from watchTowr — 3 operation(s) for domains.34.6SendHQ Domains APIProvision sender identities and understand DNS verification state.33.5Mailgun Domains APIThe Domains API from Mailgun — 2 operation(s) for domains.33.0Zeabur Domains APIBind generated (*.zeabur.app) or custom domains to a service, list bound domains, check domain availability...33.0Chameleon Domains APIThe Domains API from Chameleon — 2 operation(s) for domains.32.7SSL/TLS Domains APIDomain verification and management32.7FAO FAOSTAT Domains APIOperations for browsing available FAOSTAT domains and groups31.2Backupify Domains APISaaS domain and customer account management30.9GoDaddy Domains APIThe Domains API from GoDaddy — 24 operation(s) for domains.30.3Primitive Domains APIClaim, verify, and manage email domains30.1Gandi Domains APIManage domains.29.41inch Domains APIReverse and forward resolution for Web3 naming systems (ENS, Unstoppable Domains, and other supported regis...29.2Architecture Pattern Domains APIThe Domains API from Architecture Pattern — 1 operation(s) for domains.28.5Convert Domains APIDomains define websites which will be used in experiences in your projects.28.5linode Domains APIManage DNS domains and their associated resource records including A, AAAA, CNAME, MX, TXT, SRV, CAA, and N...28.3HostBill Domains APIThe Domains API from HostBill — 1 operation(s) for domains.27.4Pantheon REST APIThe Pantheon platform REST API (terminus.pantheon.io) underpins the Terminus CLI and enables programmatic m...26.3
Emerging 9 Early or largely undocumented
WebsitePros Domains APIDomain-name availability and suggestion.25.8DNSimple Domains APIThe Domains API from DNSimple — 2 operation(s) for domains.24.9Sliplane Control APIThe Sliplane Control API is a REST API at https://ctrl.sliplane.io/v0 for programmatically managing organiz...24.5OpenInfra Foundation Domains APIThe Domains API from OpenInfra Foundation — 1 operation(s) for domains.23.8Amazon Web Services Domains APIThe Domains API from Amazon Web Services — 111 operation(s) for domains.17.4NameSilo Domain APIThe NameSilo Domain API allows developers to search, register, transfer, renew, and manage domains programm...17.0Identity Digital Reports APIHTTP Reports API for accredited registrars: retrieves weekly domain and billing report files (CSV, gzip-com...16.9IANA Root Zone DatabaseThe Root Zone Database represents the delegation details of top-level domains, including country code (ccTL...14.3DNS Coffee APIDNS Coffee collects, analyzes, and archives changes to root zone files provided by various top-level domain...11.1
Minimal 1 Almost no public developer surface
PoolPool.com offers Web3 domain registration and distribution services with partner integration available to IC...8.6

Companies reaching this through an API (104)

These companies publish an API, specification or operation carrying “Domains” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

1inch AgentMail AhaSend Aikido Security Aiven Amazon CloudSearch Amazon CodeArtifact Amazon DataZone Amazon OpenSearch Service Amazon Web Services Anything Apache James AppDirect Appwrite Architecture Pattern Atlassian Backupify Bonjoro Brevo BrightEdge BrightEdge Technologies Chameleon Clerk Cloudflare Codesphere Convert CustomerOS Deno Didomi Digital Ocean DNSFilter Dub Elementum Extole FAO FAOSTAT Freestyle Heroku HeyMilo HostBill HubSpot Infoworks Instapage IPinfo Koyeb Laravel Lilt Linode Lob Logto Lucidya Ltd
Show all 104 companies ↓
MailerSend Mailgun MailPace Microsoft Azure NaviStone Novu Nuclei OneTrust OpenInfra Foundation OpenMetadata OpenStack OutSystems Palo Alto Networks Pantheon Pirsch PostHog Primitive QuantCDN Rackspace Technology Resend Scalable Platforms Scaleway Securitize SendHQ Skilljar SkimBit Sliplane SmartBear Smithery Smithery Snipcart SpecterOps Squarespace SSL/TLS Stripe Supabase SwaggerHub Sylvia API Tenable Tezos Unbounce Union.ai Unitrends Unstoppable Domains UpGuard Valimail Vercel Vers Voyant.io watchTowr WHMCS Yext Zeabur Zoca

Score breakdown

Frequency
69.4
log-scaled weighted occurrences
Breadth
0.7
spread across providers
Quality lift
33.9
mean composite of providers using it
Cohesion
6.9
strength of nearest seed neighbor

Related tags

DNS 25 co-occurrences Hosting 13 co-occurrences Secrets 14 co-occurrences Email 22 co-occurrences Web Hosting 8 co-occurrences Databases 11 co-occurrences Platform-as-a-Service 9 co-occurrences Certificates 10 co-occurrences

Where this tag comes from

Api tag123
Provider tag26
Openapi tag96
Openapi op tag508

Cohort brief

Auto-generated

The 24 providers in the APIs.io catalog tagged Domains, scored on the Kin Score. Every figure below is computed from the catalog — nothing here is written.

Providers
24
all scored
Mean Kin Score
30.1
+6.2 vs catalog 23.9
Mean Agent Readiness
20.6
+8.6 vs catalog 12
Spread
8.6–63.6
median 29.3 · σ 14.6
How the 24 split by band
Exemplar 0Strong 2Developing 4Thin 8Emerging 8Minimal 2
Facet averages, against the whole catalog
FacetThis cohortCatalogDifferenceScored
Developer Ergonomics 39.7 23.4 +16.3 24
Contract Quality 28.6 19.8 +8.8 24
Discoverability 68.1 61.2 +6.9 24
Operational Transparency 18.1 13.9 +4.2 24
Access Clarity 27.6 26.5 +1.1 24
Contract Governance 4 6.4 -2.4 24

A facet is averaged over the members that carry it, not over the whole cohort — the “Scored” column is that count. Averaging an absent facet as zero would score our own coverage gaps as the providers’ posture.

What this cohort publishes
ArtifactThis cohortCatalogDifference
MCP server (any) 16% 10% +6
MCP server (first-party) 20% 13% +7
Agent Skills 0% 0% 0
OAuth scopes 16% 11% +5
Security 96% 96% 0
Arazzo workflows 0% 2% -2
Governance rules 8% 14% -6

mcp_pct counts any mcp/ artifact including ones API Evangelist derived from the provider OpenAPI; mcp_first_party_pct counts only servers the provider publishes. Prefer the latter.

Top by Kin Score
  1. 1 cPanel 63.6
  2. 2 DomScan 56.7
  3. 3 Automattic 49.5
  4. 4 WhoAPI 45.2
  5. 5 D3 42.2
  6. 6 Tucows 40.2
  7. 7 Spaceship 37.6
  8. 8 CompleteDNS 37.1
  9. 9 _done 35.8
  10. 10 Openprovider 35.5
Top by Agent Readiness
  1. 1 Automattic 60.2
  2. 2 cPanel 55.9
  3. 3 DomScan 37.6
  4. 4 Spaceship 33.2
  5. 5 WhoAPI 32.3
  6. 6 D3 29.4
  7. 7 _done 28.6
  8. 8 GoDaddy 24.7
  9. 9 WebsitePros 24.3
  10. 10 Openprovider 24.1
All 26 members of this roster resolve to a scored provider in the catalog.Generated from the catalog build of 16 September 2026, across 27514 providers, using the same computation served by the APIs.io cohort API. Briefs are published for rosters of 5 or more scored providers; below that a distribution is not meaningful.

Work with this as data

Every tag here is available over the APIs.io API and to AI agents over MCP.

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https://apis.io/mcp

Tools for tags

7 MCP tools reach this
  • find_tagsBrowse and filter every tag in the catalog.
  • get_cohortThis tag as a scored cohort — every provider carrying it, with scores.
  • cohort_statsPRO — the distribution across this tag: mean, median, band split, adoption rates.
  • cohort_rankingsPRO — the leaderboard, on composite AND agent-readiness axes.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

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This tag 
curl "https://apis.io/api/v1/tags/domains"
All tags 
curl "https://apis.io/api/v1/tags?limit=25"
As a scored cohort 
curl "https://apis.io/api/v1/cohorts/tag/domains"
The distribution (Pro) 
curl "https://apis.io/api/v1/cohorts/tag/domains/stats" \
  -H "X-API-Key: $APIS_IO_KEY"

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