Email Error Status Codes
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reply codesSometimes your SMTP server may return a particular error message. The problem is that it will generally be very cryptic, like http error status codes "550 Requested action not taken: mailbox unavailable" or "421 Try again later". xbox error status codes What does these numbers mean?First of all: not any reply code is an error. Sometimes it's just xbox 360 error status codes a response containing a detail about the server or an answer to a command. Secondly: any code consist of three digits, and each conveys a particular information. The first http status codes validation error one defines whether the server has accepted the command, fulfilled an action, run into a temporary issue, encountered an error etc; the second and the third one refine the description further, stating if there's been a syntactic problem, or a connection trouble etc.Unfortunately, different servers sometimes use these codes in a different way, making the whole thing
Email Error Codes List
even more complicated... Anyhow, the most critical series of error messages is the 5xx one, and especially the ones from 550 to 559. In particular, you will probably get a lot of 550 SMTP error codes – that is, a problem that concerns the recipient's email address.Finally, remember that it's much easier to deal with these error codes if you choose to rely on a professional SMTP server that will help you solve any issue. turboSMTP, for instance, comes with a 24/7 customer support: you can try it free and forget once for all these issues.And here's a list of the main SMTP error or reply messages, with an explanation and a tip about what to do. CODEMEANINGHOW TO SOLVE IT / WHAT TO DO101The server is unable to connect.Try to change the server's name (maybe it was spelt incorrectly) or the connection port.111Connection refused or inability to open an SMTP stream.This error normally refers to a connection issue with the remote SMTP server, depending on firewalls or misspelled domains. Do
Reply codes in numerical order Code Meaning 200 (nonstandard success response, see rfc876) 211 System
303 Status Code
status, or system help reply 214 Help message 220
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for mobile Legacy Features Legacy Newsletter Legacy Marketing Email Tool Analytics Create and Manage Legacy Marketing Emails Dashboard Create and Manage Recipients Create and Manage Sender Addresses Legacy Newsletter Tags Marketing Email Unsubscribes Marketing Campaigns Marketing Campaigns Sender Identities Custom Fields Contacts Lists and Segmentation Templates Drag & Drop Dashboard Notifications Campaigns Campaigns A/B Testing Settings Overview Two-Factor Authentication Account Settings Alerts API Keys Billing Settings Multiple User Credentials IP Access Management Mail Inbound Parse Partners Tracking Subusers Subusers Overview Impersonation Profile Settings Whitelabel Overview Domains FAQ IPs Links DNS Providers Statistics Overview Browser Browser Comparison Categories Category Comparison Device Geographic Global Mailbox Provider Mailbox Provider Comparison Inbound Parse Subuser Statistics Subuser Comparison Suppressions Overview Unsubscribe Groups Blocks Bounces Global Unsubscribes Group Unsubscribes Invalid Emails Recipient Subscription Preferences Spam Reports Transactional Templates Transactional Templates Overview Create and Edit Templates Manage Templates Transactional Email Transactional Email Transactional Email Unsubscribes API API Reference Index SMTP API SMTP API Overview Using the SMTP API Settings (Filters) Categories Scheduling Parameters Section Tags Substitution Tags Suppression Groups Unique Arguments Web API v2 Web API Overview Using the Web API Blocks Bounces Filter Commands Filter Settings Invalid Emails v2 Mail Send Multiple Credentials Profile Spam Reports Timezone Unsubscribes Customer Subuser API Customer Subuser API Overview Subuser Management Account Limits Apps IP Management Whitelabel Monitor Records Multi User Credentials Statistics Subuser Bounces Subuser Invalid Emails Subuser Spam Reports Subuser Unsubscribes Parse Settings Authenticate a Subuser Legacy Features Legacy Newsletter Marketing Email API Overview Categories Emails Lists Marketing Emails Recipients Schedule Sender Address Variations (A/B Testing) Reseller API v2 (deprecated) Reseller API v2 (deprecated) Retrieving As-You-Go Usage (deprecated) Retrieving Invoice Usage (deprecated) v1 (deprecated) Reseller API v1 (deprecated) Account Overview Apps Authenticate a Customer Authenticate a Customer Subuser Billing Retrieving As-You-Go Usage Retrieving End User Invoice Customer Account Limits Customer Bounces Cus