Email Validation is an online process that checks to verify if an email address really exists and deliverable. It runs a quick check, usually catches typos, if they're deliberate misdirection or real intentions. It also checks if a specific email address already has a registered account with a known reliable domain like Gmail or Yahoo. This service helps prevent many spam emails from getting into the recipients' mail boxes. It also prevents the loss of valuable company or personal information like passwords and user names by spammers. You may need to click here for the best email verification services today: https://emailoversight.com/.
Email verification is used for many reasons like verifying emails with sender's name, verifying email addresses that are forwarded or from foreign countries, checking validity of subscription by customers or vendors, checking on the date when emails were sent, verifying emails with sender's address etc. This is helpful in business organizations and marketing firms too. Without this, it would be difficult for online marketers to reach potential customers who are not aware of the existence of marketing campaigns. Most online marketing firms rely on email validation to make sure that their customers' addresses are genuine and also, prevent possible SPAM violations.
The standard email verification software programs use different methods to validate addresses. It may be a cross-reference to a database or a list of domain names which are familiar to the user. Different programs have different approach and technique while validating an email. It may be a syntax regularity checker, a tokenizer, a URL validateator or a mail merge tool, each one of them may have a slightly different approach to validate addresses.
Some email service providers offer free email validation service. This is useful for new start-ups and small/home business houses. Free service provider does not have all the features and tools that are found in expensive services. For instance, free service providers do not have HTML editor which is required to avoid spam traps. Free services also do not have advanced search engine tools and grammar and spell checker which can detect and correct common spelling errors.
Email Service Provider (ISP) will perform the task of Email Oversight and emailing emails through the use of standard email validation and verification software tools. A good ISP should be able to check the following emails to ensure spam free delivery and high deliverability. First, it should verify the sender address. The mail server will return an IP address based on the domain name where the sender is located. The service will then verify if the IP address belongs to the organization or not.
Next, it will verify the sender reputation. An excellent ISP will perform a detailed search on its database to locate any negative or adverse comments, reviews or feedback about the sender from either the customers or other customers. If such information exists, then the mail server will return an appropriate reply acknowledging receipt of such comments. Apart from these, standard email validation and verification can weed out spammers by looking for unsubscribe and other flagging options. Check out this page for more detailed information on this topic: https://en.wikipedia.org/wiki/Email_filtering.