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电子邮件验证-Postcoder
专用API
【更新时间: 2024.05.29】
Postcoder 电子邮件验证提供实时的,其主要作用是验证电子邮件地址。它能够极大地提高电子邮件的送达率,同时有效消除那些来自虚假或无效电子邮件地址所导致的退回情况,从而优化整个电子邮件流程。
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产品介绍

什么是Postcoder的电子邮件验证?
Postcoder 是一款提供邮箱验证的 API。开发者可以利用这个 API, 在网站和应用程序中快速准确地校验用户邮箱, 排除无效虚假邮箱,防止邮件被退回,提升用户体验。Postcoder 可以帮助开发者更高效地管理邮箱相关的业务需求, 提升用户对产品的满意度。
什么是Postcoder的电子邮件验证接口?
由服务使用方的应用程序发起,以Restful风格为主、通过公网HTTP协议调用Postcoder的电子邮件验证
,从而实现程序的自动化交互,提高服务效率。
Postcoder的电子邮件验证有哪些核心功能?
Postcoder 邮箱验证的主要功能:
-
验证邮箱是否存在
- 返回状态可能包括"邮箱不存在"、"邮箱暂时不可用"等
-
评估邮箱有效性
- 返回一个 0-100 分的有效性评分
- 判断邮箱是否有效
-
提供验证过程信息
- 返回验证过程中的咨询消息
- 显示验证所需的处理时间
-
提供备选拼写建议
- 针对可能存在拼写错误的情况,给出建议的替代拼写
Postcoder的电子邮件验证的核心优势是什么?
总结 Postcoder 邮箱验证服务的主要优势:
-
杜绝虚假账户
- 通过验证电子邮件地址,可避免使用虚假、无效或临时的邮箱注册账户
-
减少漏斗泄漏
- 识别并纠正注册时可能出现的电子邮件拼写错误,避免失去潜在客户
-
保持客户联系
- 验证客户的电子邮件地址,确保他们能顺利收到您发送的电子邮件
-
提高结账效率
- 验证电子邮件地址,帮助客户更快完成表单填写
-
提升邮件送达率
- 消除硬性退回,增强发件人信誉,提高电子邮件的投递成功率
-
降低支持成本
- 减少追查错过重要邮件客户的管理员时间和成本
在哪些场景会用到Postcoder的电子邮件验证?
- 注册/登录验证:
- 在用户注册或登录时,验证提交的电子邮件地址是否有效,以杜绝使用虚假或无效邮箱。
- 电子商务结算:
- 在结算过程中,验证客户输入的电子邮件地址,确保其正确性,提升结算效率。
-
营销活动投放:
- 在发送电子邮件营销活动时,验证目标受众的邮箱地址,提高投放成功率。
-
客户关系管理:
- 定期验证客户数据库中的电子邮件地址,保持联系信息的准确性。
-
账户管理:
- 在账户创建、修改邮箱等场景中,验证用户输入的电子邮件地址是否有效。
-
反垃圾邮件:
- 通过验证电子邮件有效性,识别并阻挡来自虚假或无效邮箱的垃圾邮件。
免费技术支持
Postcoder 拥有由专家团队组成的强大后盾。我们专注于移动验证、数据质量管理、系统可用性、隐私合规等关键领域,为客户提供全方位的支持。
当您选择使用 Postcoder 时,我们的专业团队就是您的团队。无论您何时有任何需求,我们都会竭尽全力为您提供及时高效的服务,且不会收取任何额外费用。
友好的开发体验
Postcoder 提供简单易用的开发工具,助您轻松实现电子邮箱验证。您只需通过 RESTAPI、示例代码和友好的开发文档,几分钟内即可完成集成,开始使用我们的服务。
-
简单易用的开发工具
- 包括 REST API、示例代码和开发文档等
-
快速集成上手
- 只需几分钟即可完成集成
-
快速开始使用
- 轻松实现电子邮箱验证功能
合作评价
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产品价格

适用范围:
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免费方式:
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定价方式:
FreeMarker template error (DEBUG mode; use RETHROW in production!):
For "${...}" content: Expected a string or something automatically convertible to string (number, date or boolean), or "template output" , but this has evaluated to a sequence (wrapper: f.t.SimpleSequence):
==> serviceInfo.pricingWayList [in template "view/api/info/tab/package-price.ftl" at line 54, column 51]
----
FTL stack trace ("~" means nesting-related):
- Failed at: ${serviceInfo.pricingWayList} [in template "view/api/info/tab/package-price.ftl" at line 54, column 49]
- Reached through: #include "view/api/info/tab/package-p... [in template "view/api/info/special/index.ftl" at line 353, column 25]
----
Java stack trace (for programmers):
----
freemarker.core.NonStringOrTemplateOutputException: [... Exception message was already printed; see it above ...]
at freemarker.core.EvalUtil.coerceModelToTextualCommon(EvalUtil.java:525)
at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:401)
at freemarker.core.EvalUtil.coerceModelToStringOrMarkup(EvalUtil.java:370)
at freemarker.core.DollarVariable.calculateInterpolatedStringOrMarkup(DollarVariable.java:100)
at freemarker.core.DollarVariable.accept(DollarVariable.java:63)
at freemarker.core.Environment.visit(Environment.java:334)
at freemarker.core.Environment.visit(Environment.java:340)
at freemarker.core.Environment.include(Environment.java:2925)
at freemarker.core.Include.accept(Include.java:171)
at freemarker.core.Environment.visit(Environment.java:334)
at freemarker.core.Environment.visit(Environment.java:340)
at freemarker.core.Environment.process(Environment.java:313)
at freemarker.template.Template.process(Template.java:383)
at org.springframework.web.servlet.view.freemarker.FreeMarkerView.processTemplate(FreeMarkerView.java:391)
at org.springframework.web.servlet.view.freemarker.FreeMarkerView.doRender(FreeMarkerView.java:304)
at org.springframework.web.servlet.view.freemarker.FreeMarkerView.renderMergedTemplateModel(FreeMarkerView.java:255)
at org.springframework.web.servlet.view.AbstractTemplateView.renderMergedOutputModel(AbstractTemplateView.java:179)
at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:316)
at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1373)
at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1118)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1057)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:626)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:733)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:113)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:113)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at com.ruoyi.common.filter.RepeatableFilter.doFilter(RepeatableFilter.java:43)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320)
at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:126)
at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:90)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:118)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:158)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at com.ruoyi.framework.security.filter.JwtAuthenticationTokenFilter.doFilterInternal(JwtAuthenticationTokenFilter.java:42)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:113)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.web.filter.CorsFilter.doFilterInternal(CorsFilter.java:92)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:92)
at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:77)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334)
at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215)
at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178)
at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:542)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:143)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:374)
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:888)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1597)
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:748)
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