DeBounce
NeverBounce
ZeroBounce
Email List Verify
Email Verifier
TheChecker.co
BriteVerify
Kickbox
W3C Markup Validation Service
Rocket Validator
PageSpeed Insights
Total Validator
Nibbler
HTML Validator
GTmetrix
mailmouse
DeBounce is a fast, accurate, and affordable email validation service. It helps businesses to get rid of invalid email addresses from their databases. If you use popular ESPs to send emails, DeBounce can easily integrate with them and transfer your lists for validation. Here are some key features of DeBounce:
Besides the paid services, DeBounce offers some free services. It offers a life-time free disposable email detection API that helps you combat fake and temporary signups. However, if you want to have a more complex validation engine, you can go for a paid plan. DeBounce has more than 900 positive reviews which show the customers are satisfied and the team really cares about each customer.
DeBounce W3C Markup Validation ServiceWe have recently validated 50K email addresses using DeBounce. All is good so far. I recommend this email validation tool to others.
Based on our record, W3C Markup Validation Service seems to be a lot more popular than DeBounce. While we know about 98 links to W3C Markup Validation Service, we've tracked only 3 mentions of DeBounce. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I was going to recommend debounce.io, but just saw this message. Source: over 3 years ago
Have you run your list through a list cleaner/deliverability solution? I use debounce's API (debounce.io) for our product and it is pretty good. Source: almost 4 years ago
I use a list taken from GitHub but we also use an API to check if it’s a disposable inbox (https://debounce.io/). Source: almost 4 years ago
How to use HTML Validation service 👇 Step 1: Access the HTML validator ● Open the HTML validator in your web browser i.e go to https://validator.w3.org/. - Source: dev.to / 4 months ago
Looking at the html of HN's pages, can't blame them really. Running though https://validator.w3.org/ , the result is abysmal. At this rate, if web browsers started requiring sites to output HTML that is somewhere in the realm of normalcy, HN would sooner shut down than consider ever updating. - Source: Hacker News / 11 months ago
Whether you’re a frontend developer, lead, or manager, reconsider your expectations and practices if you haven’t yet chosen not to ship erroneous HTML. The more of us decide to talk about using actual HTML on our sites and in our apps, and lead by example, the better for our users and clients, and the better for our craft and profession. On the engineering side of web development, it’s HTML first—if it is HTML. - Source: dev.to / 12 months ago
Validate Your Code Include tools like W3C code validation service and CSS validator to ensure your code meets web standards. - Source: dev.to / about 1 year ago
===> Click here to run your code through the HTML validator. - Source: dev.to / over 1 year ago
NeverBounce - Real-time email verification and cleaning to ensure emails never bounce.
Rocket Validator - Site-wide Accessibility and HTML validation made easy. With a single click, Rocket Validator will check thousands of web pages on your site for Accessibility and HTML conformance, producing a detailed, actionable report on seconds.
ZeroBounce - Removes invalid emails from your list to prevent email bounces from ruining your deliverability.
PageSpeed Insights - PageSpeed is addon for ...
Email List Verify - The Fastest Way to Improve Email List Deliverability and ROI
Total Validator - Total Validator can check your website to help ensure that it is accessible, uses valid HTML and CSS, has no broken links, and is free from spelling mistakes.