Domain Search API
Using the Domain Search API, you can fetch all email addresses Hunter found for a given domain. All you need is the domain name and a simple API call.
Domain Search APIBuild powerful, automated email outreach workflows.
Hunter's API is robust and reliable. Get started in minutes.
Open documentationUsing the Domain Search API, you can fetch all email addresses Hunter found for a given domain. All you need is the domain name and a simple API call.
Domain Search APIStart with a person’s name and a domain name, and get a professional email in the payload. The Email Finder API also returns a confidence score and additional information about the returned email address.
Email Finder APIUsing the Email Verifier API, you can programmatically verify the validity of an email address. With each verified email, you also get a confidence score.
Email Verifier APIGET
https://api.hunter.io/v2/domain-search?domain=intercom.com
200 OK
{ "data": { "domain": "intercom.com", "disposable": false, "webmail": false, "accept_all": true, "pattern": "{first}", "organization": "Intercom", "description": "Faster resolutions, higher CSAT, and lighter support volumes with the only platform to combine the power of automation and human customer support.", "industry": "Software Development", "twitter": null, "facebook": null, "linkedin": null, "instagram": null, "youtube": null, "technologies": ["amazon-web-services", "facebook", "intercom", "marketo", "node-js", "react", "recaptcha", "sentry"], "country": null, "state": null, "city": null, "postal_code": null, "street": null, "headcount": "501-1000", "emails": [ { "value": "ciaran@intercom.com", "type": "personal", "confidence": 92, "sources": [ { "domain": "github.com", "uri": "http://github.com/ciaranlee", "extracted_on": "2015-07-29", "last_seen_on": "2017-07-01", "still_on_page": true }, { "domain": "blog.intercom.com", "uri": "http://blog.intercom.com/were-hiring-a-support-engineer/", "extracted_on": "2015-08-29", "last_seen_on": "2017-07-01", "still_on_page": true }, ... ], "first_name": "Ciaran", "last_name": "Lee", "position": "Support Engineer", "seniority": "senior", "department": "it", "linkedin": null, "twitter": "ciaran_lee", "phone_number": null, "verification": { "date": "2019-12-06", "status": "valid" } }, ... ], "linked_domains": [] }, "meta": { "results": 35, "limit": 10, "offset": 0, "params": { "domain": "intercom.com", "company": null, "type": null, "seniority": null, "department": null } } }
GET
https://api.hunter.io/v2/email-finder?domain=reddit.com&first_name=Alexis&last_name=Ohanian
200 OK
{ "data": { "first_name": "Alexis", "last_name": "Ohanian", "email": "alexis@reddit.com", "score": 97, "domain": "reddit.com", "accept_all": false, "position": "Cofounder", "twitter": null, "linkedin_url": null, "phone_number": null, "company": "Reddit", "sources": [ { "domain": "redditblog.com", "uri": "http://redditblog.com/2008/10/22/widgets-get-an-upgrade-and-a-firefox-extension-that-will-rock-your-world", "extracted_on": "2018-10-19", "last_seen_on": "2021-05-18", "still_on_page": true }, ... ], "verification": { "date": "2021-06-14", "status": "valid" } }, "meta": { "params": { "first_name": "Alexis", "last_name": "Ohanian", "full_name": null, "domain": "reddit.com", "company": null, "max_duration": null } } }
GET
https://api.hunter.io/v2/email-verifier?email=patrick@stripe.com
200 OK
{ "data": { "status": "valid", "result": "deliverable", "_deprecation_notice": "Using result is deprecated, use status instead", "score": 100, "email": "patrick@stripe.com", "regexp": true, "gibberish": false, "disposable": false, "webmail": false, "mx_records": true, "smtp_server": true, "smtp_check": true, "accept_all": false, "block": false, "sources": [ { "domain": "beta.paganresearch.io", "uri": "http://beta.paganresearch.io/details/stripe", "extracted_on": "2020-06-17", "last_seen_on": "2020-06-17", "still_on_page": true }, { "domain": "icloudnewz.blogspot.com", "uri": "http://icloudnewz.blogspot.com/2017/11/follow-patrick-collison-mike-birbiglia.html", "extracted_on": "2020-03-25", "last_seen_on": "2020-06-29", "still_on_page": true } ] }, "meta": { "params": { "email": "patrick@stripe.com" } } }
The Leads API lets you control the leads you store in Hunter, including fetching, adding, or deleting leads.
Leads APIThe Campaigns API allows you to review your campaigns and add or remove campaign recipients.
Campaigns APIGET
https://api.hunter.io/v2/leads
200 OK
{ "data": { "leads": [ { "id": 1, "email": "hoon@stripe.com", "first_name": "Jeremy", "last_name": "Hoon", "position": null, "company": "Stripe", "company_industry": null, "company_size": null, "confidence_score": null, "website": "stripe.com", "country_code": null, "source": null, "linkedin_url": null, "phone_number": null, "twitter": null, "sync_status": null, "notes": null, "sending_status": null, "last_activity_at": null, "last_contacted_at": null, "verification": { "date": "2021-01-01 12:00:00 UTC", "status": "deliverable" }, "leads_list": { "id": 1, "name": "My leads list", "leads_count": 2 }, "created_at": "2021-01-01 12:00:00 UTC" }, { "id": 2, "email": "alexis@reddit.com", "first_name": "Alexis", "last_name": "Ohanian", "position": "Cofounder", "company": "Reddit", "company_industry": null, "company_size": null, "confidence_score": 97, "website": "reddit.com", "country_code": "US", "source": null, "linkedin_url": null, "phone_number": null, "twitter": null, "sync_status": null, "notes": null, "sending_status": null, "last_activity_at": null, "last_contacted_at": null, "verification": { "date": "2021-01-01 12:00:00 UTC", "status": "deliverable" }, "leads_list": { "id": 1, "name": "My leads list", "leads_count": 2 }, "created_at": "2021-01-01 12:00:00 UTC" } } }, "meta": { "count": 2, "total": 2, "params": { "limit": 20, "offset": 0 } } }
GET
https://api.hunter.io/v2/campaigns/1/recipients
200 OK
{ "data": { "recipients": [ { "email": "hoon@stripe.com", "first_name": "Jeremy", "last_name": "Hoon", "position": null, "company": "Stripe", "website": "stripe.com", "sending_status": "pending", "lead_id": 1 }, { "email": "alexis@reddit.com", "first_name": "Alexis", "last_name": "Ohanian", "position": "Cofounder", "company": "Reddit", "website": "reddit.com", "sending_status": "pending", "lead_id": 2 } ] }, "meta": { "limit": 20, "offset": 0 } }
Turn an email address into a complete profile with job title, location, social handles, and more.
Lead Enrichment APITurn a website address into a list of email addresses and details about the company, including location, industry, keywords, technologies, and more.
Company Enrichment APITurn an email address into a fully enriched record about the associated company.
Combined Enrichment APIOur API is a one-to-one replacement to Clearbit for enrichment, and offers unmatched data quality.
Clearbit Replacement APIGET
https://api.hunter.io/v2/people/find?email=matt@hunter.io
200 OK
{ "data": { "id": "b3ae14fb-6725-56d1-ac68-a76f8ce04dec", "name": { "fullName": "Matthew Tharp", "givenName": "Matthew", "familyName": "Tharp" }, "email": "matt@hunter.io", "location": "Framingham, Massachusetts, United States", "timeZone": "America/New_York", "utcOffset": -5, "geo": { "city": "Framingham", "state": "Massachusetts", "stateCode": "MA", "country": "United States", "countryCode": "US", "lat": 42.27926, "lng": -71.41617 }, "bio": null, "site": null, "avatar": null, "employment": { "domain": "hunter.io", "name": "Hunter", "title": "Chief Executive Officer", "role": "executive", "subRole": null, "seniority": "executive" }, "facebook": { "handle": null }, "github": { "handle": null, "id": null, "avatar": null, "company": null, "blog": null, "followers": null, "following": null }, "twitter": { "handle": "matttharp", "id": null, "bio": null, "followers": null, "following": null, "statuses": null, "favorites": null, "location": null, "site": null, "avatar": null }, "linkedin": { "handle": "matttharp" }, "googleplus": { "handle": null }, "gravatar": { "handle": null, "urls": [], "avatar": null, "avatars": [] }, "fuzzy": false, "emailProvider": "google.com", "indexedAt": "2025-01-07", "phone": null, "activeAt": "2025-01-07", "inactiveAt": null }, "meta": { "email": "matt@hunter.io" } }
GET
https://api.hunter.io/v2/companies/find?domain=stripe.com
200 OK
{ "data": { "id": "c60603a0-001c-5ca3-86a2-c571c6d43c25", "name": "Stripe", "legalName": "Stripe", "domain": "stripe.com", "domainAliases": [], "site": { "phoneNumbers": [ "+1 555 555 5555" ], "emailAddresses": […] }, "category": { "sector": "Information Technology", "industryGroup": "Software & Services", "industry": "Internet Software & Services", "subIndustry": "Internet", "gicsCode": "45103010", "sicCode": "36", "sic4Codes": [ "73" ], "naicsCode": "51", "naics6Codes": [ "519130" ], "naics6Codes2022": [ "519290" ] }, "tags": [ "payment processing", "fintech", "online payments", "financial technology" ], "description": "Stripe is a fintech company that specializes in online payment processing services.", "foundedYear": 2010, "location": "South San Francisco, California, United States", "timeZone": "America/Los_Angeles", "utcOffset": -8, "geo": { "streetNumber": null, "streetName": null, "subPremise": null, "streetAddress": null, "city": "South San Francisco", "postalCode": null, "state": "California", "stateCode": "CA", "country": "United States", "countryCode": "US", "lat": 37.65466, "lng": -122.40775 }, "logo": "https://logo.clearbit.com/stripe.com", "facebook": { "handle": "175383762511776", "likes": null }, "linkedin": { "handle": "company/stripe" }, "twitter": { "handle": "stripe", "id": null, "bio": null, "followers": null, "following": null, "location": null, "site": null, "avatar": null }, "crunchbase": { "handle": null }, "emailProvider": "google.com", "type": "private", "ticker": null, "identifiers": { "usEIN": null }, "phone": "+1 555 555 5555", "metrics": { "alexaUsRank": null, "alexaGlobalRank": null, "trafficRank": "very_high", "employees": "10K-50K", "marketCap": null, "raised": null, "annualRevenue": null, "estimatedAnnualRevenue": null, "fiscalYearEnd": null }, "indexedAt": "2024-10-16", "tech": [ "adyen", "algolia", "amazon-s3", "amazon-web-services", "angular-js", "ansible", "aws-lambda", "babel", "backbone-js", "bash", "bootstrap", "c", "cassandra", "chef", "contentful", "css", "django", "dnn", "docker", "docusign", "elasticsearch", "elixir", "esbuild", "excel", "facebook", "git", "go", "go-js", "google-ads", "google-cloud-platform", "google-workspace", "grafana", "graphql", "highcharts", "hubspot", "java", "javascript", "jenkins", "jss", "kafka", "kotlin", "kubernetes", "linkedin", "marketo", "microsoft", "microsoft-azure", "microsoft-excel", "microsoft-office", "mindbody", "mongodb", "mysql", "net", "netsuite", "next-js", "nginx", "node-js", "nosql", "objective-c", "oracle", "paypal", "php", "plotly", "postgresql", "prometheus", "puppet", "puppeteer", "pyspark", "python", "react-js", "react-native", "redis", "render", "ruby", "rust", "salesforce", "salesforce-service-cloud", "salesloft", "sap", "scala", "sentry", "shopify", "spark", "splunk", "spring", "sql", "squarespace", "stripe", "temporal", "terraform", "twitter", "typescript", "unix", "vue-js", "websocket", "windows", "woocommerce", "xslt", "youtube", "zip", "zoominfo" ], "techCategories": [ "accounting_and_finance", "advertising", "analytics", "appointment_scheduling", "authentication_services", "cloud_computing_services", "content_management_system", "crm", "data_enrichment_services", "data_management", "data_processing", "data_visualization", "database", "ecommerce", "image_video_services", "marketing_automation", "monitoring", "operating_system", "payment", "productivity", "programming_framework", "project_management_software", "sales_productivity", "site_search", "social_sharing", "web_hosting", "web_servers" ], "parent": { "domain": null }, "ultimateParent": { "domain": null } }, "meta": { "domain": "stripe.com" } }
GET
https://api.hunter.io/v2/combined/find?email=sam@openai.com
200 OK
{ "data": { "person": { "id": "c6effe25-565c-5a19-8193-674726000454", "name": { "fullName": "Sam Altman", "givenName": "Sam", "familyName": "Altman" }, "email": "sam@openai.com", "location": null, "timeZone": null, "utcOffset": null, "geo": { "city": null, "state": null, "stateCode": null, "country": null, "countryCode": null, "lat": null, "lng": null }, "bio": null, "site": null, "avatar": null, "employment": { "domain": "openai.com", "name": "OpenAI", "title": null, "role": null, "subRole": null, "seniority": null }, "facebook": { "handle": null }, "github": { "handle": null, "id": null, "avatar": null, "company": null, "blog": null, "followers": null, "following": null }, "twitter": { "handle": "trustinyoon", "id": null, "bio": null, "followers": null, "following": null, "statuses": null, "favorites": null, "location": null, "site": null, "avatar": null }, "linkedin": { "handle": null }, "googleplus": { "handle": null }, "gravatar": { "handle": null, "urls": [], "avatar": null, "avatars": [] }, "fuzzy": false, "emailProvider": "google.com", "indexedAt": "2025-01-10", "phone": null, "activeAt": "2025-01-15", "inactiveAt": null }, "company": { "id": "5424e3b0-c75d-55b6-ad21-7a0fbbfcc7ad", "name": "OpenAI", "legalName": "OpenAI", "domain": "openai.com", "domainAliases": [], "site": { "phoneNumbers": [ "+1 317 693 1781" ], "emailAddresses": […] }, "category": { "sector": "Industrials", "industryGroup": "Commercial & Professional Services", "industry": "Professional Services", "subIndustry": "Research & Consulting Services", "gicsCode": "20202020", "sicCode": "87", "sic4Codes": [ "87" ], "naicsCode": "54", "naics6Codes": [ "541713" ], "naics6Codes2022": [ "541715" ] }, "tags": [ "artificial intelligence", "machine learning", "technology", "research", "innovation" ], "description": "OpenAI is a technology company that specializes in artificial intelligence research and innovation.", "foundedYear": 2015, "location": "San Francisco, California, United States", "timeZone": "America/Los_Angeles", "utcOffset": -8, "geo": { "streetNumber": null, "streetName": null, "subPremise": null, "streetAddress": null, "city": "San Francisco", "postalCode": null, "state": "California", "stateCode": "CA", "country": "United States", "countryCode": "US", "lat": 37.77493, "lng": -122.41942 }, "logo": "https://logo.clearbit.com/openai.com", "facebook": { "handle": "openai.research", "likes": null }, "linkedin": { "handle": "company/openai" }, "twitter": { "handle": null, "id": null, "bio": null, "followers": null, "following": null, "location": null, "site": null, "avatar": null }, "crunchbase": { "handle": null }, "emailProvider": "google.com", "type": "partnership", "ticker": null, "identifiers": { "usEIN": null }, "phone": "+1 317 693 1781", "metrics": { "alexaUsRank": null, "alexaGlobalRank": null, "trafficRank": "very_high", "employees": "1K-5K", "marketCap": null, "raised": null, "annualRevenue": null, "estimatedAnnualRevenue": null, "fiscalYearEnd": null }, "indexedAt": "2024-10-16", "tech": [ "adobe-analytics", "adobe-target", "amazon-web-services", "ansible", "auth0", "bash", "brightcove", "c", "chef", "cloudflare", "css", "datadog", "django", "docker", "elasticsearch", "excel", "flask", "go", "google-analytics", "google-cloud-platform", "google-workspace", "grafana", "graphql", "hubspot", "intercom", "java", "javascript", "jquery", "kafka", "kaltura", "kubernetes", "laravel", "microsoft-azure", "microsoft-excel", "mysql", "netsuite", "next-js", "node-js", "optimizely", "oracle", "plotly", "postgresql", "prometheus", "puppet", "python", "react-js", "redis", "rust", "salesforce", "sap", "scala", "shopify", "spark", "splunk", "sql", "stripe", "tailwind-css", "terraform", "typescript", "vercel", "vimeo", "windows", "wordpress", "youtube", "zip" ], "techCategories": [ "accounting_and_finance", "analytics", "authentication_services", "cloud_computing_services", "content_management_system", "conversion_optimization", "crm", "customer_support", "data_processing", "data_visualization", "database", "dns", "ecommerce", "image_video_services", "monitoring", "operating_system", "payment", "productivity", "programming_framework", "web_hosting" ], "parent": { "domain": null }, "ultimateParent": { "domain": null } } }, "meta": { "email": "sam@openai.com" } }
GET
https://api.hunter.io/v2/combined/find?email=matt@hunter.io&clearbit_format=true
200 OK
{ "person": { "id": "b3ae14fb-6725-56d1-ac68-a76f8ce04dec", "name": { "fullName": "Matthew Tharp", "givenName": "Matthew", "familyName": "Tharp" }, "email": "matt@hunter.io", "location": "Framingham, Massachusetts, United States", "timeZone": "America/New_York", "utcOffset": -5, "geo": { "city": "Framingham", "state": "Massachusetts", "stateCode": "MA", "country": "United States", "countryCode": "US", "lat": 42.27926, "lng": -71.41617 }, "bio": null, "site": null, "avatar": null, "employment": { "domain": "hunter.io", "name": "Hunter", "title": "Chief Executive Officer", "role": "executive", "subRole": null, "seniority": "executive" }, "facebook": { "handle": null }, "github": { "handle": null, "id": null, "avatar": null, "company": null, "blog": null, "followers": null, "following": null }, "twitter": { "handle": "matttharp", "id": null, "bio": null, "followers": null, "following": null, "statuses": null, "favorites": null, "location": null, "site": null, "avatar": null }, "linkedin": { "handle": "matttharp" }, "googleplus": { "handle": null }, "gravatar": { "handle": null, "urls": [], "avatar": null, "avatars": [] }, "fuzzy": false, "emailProvider": "google.com", "indexedAt": "2025-01-07", "phone": null, "activeAt": "2025-01-16", "inactiveAt": null }, "company": { "id": "95ca56a8-a019-5c41-881e-293d9ca4741a", "name": "Hunter", "legalName": "Hunter", "domain": "hunter.io", "domainAliases": [], "site": { "phoneNumbers": [ "+1 415 712 0049" ], "emailAddresses": […] }, "category": { "sector": "Information Technology", "industryGroup": "Software & Services", "industry": "Internet Software & Services", "subIndustry": "Internet", "gicsCode": "45103010", "sicCode": "36", "sic4Codes": [ "73" ], "naicsCode": "51", "naics6Codes": [ "519130" ], "naics6Codes2022": [ "519290" ] }, "tags": [ "email marketing", "lead generation", "data enrichment", "sales intelligence", "business tools" ], "description": "Hunter is an email marketing company that specializes in lead generation and data enrichment.", "foundedYear": 2015, "location": "Wilmington, Delaware, United States", "timeZone": "America/New_York", "utcOffset": -5, "geo": { "streetNumber": null, "streetName": null, "subPremise": null, "streetAddress": null, "city": "Wilmington", "postalCode": null, "state": "Delaware", "stateCode": "DE", "country": "United States", "countryCode": "US", "lat": 39.74595, "lng": -75.54659 }, "logo": "https://logo.clearbit.com/hunter.io", "facebook": { "handle": null, "likes": null }, "linkedin": { "handle": "company/hunterio" }, "twitter": { "handle": null, "id": null, "bio": null, "followers": null, "following": null, "location": null, "site": null, "avatar": null }, "crunchbase": { "handle": null }, "emailProvider": "google.com", "type": "private", "ticker": null, "identifiers": { "usEIN": null }, "phone": "+1 415 712 0049", "metrics": { "alexaUsRank": null, "alexaGlobalRank": null, "trafficRank": "very_high", "employees": "11-50", "marketCap": null, "raised": null, "annualRevenue": null, "estimatedAnnualRevenue": null, "fiscalYearEnd": null }, "indexedAt": "2025-02-17", "tech": [ "cloudflare", "cloudflare-browser-insights", "hsts", "http-3", "ruby", "stimulus" ], "techCategories": [ "analytics", "dns", "marketing_automation", "programming_framework", "security", "web_servers" ], "parent": { "domain": null }, "ultimateParent": { "domain": null } } }
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