W3C Markup Validation Service VS IsDown.app

IsDown is a powerful vendor monitoring platform that centralizes the status of thousands of cloud services into one easy-to-use dashboard. It helps teams stay ahead of service outages by aggregating official status updates from over 3,200 SaaS and cloud providers.

Key Features: • Unified Monitoring: Keep track of all your critical vendors in a single place. • Real-Time Alerts: Receive instant notifications via Slack, Email, or other integrations when a service experiences issues. • Customizable Notifications: Filter alerts by service components and severity to focus on what matters most. • Historical Data: Access historical uptime and incident reports to assess vendor reliability over time. • Seamless Integrations: Connect with tools like Slack, Microsoft Teams, PagerDuty, and Datadog to streamline your workflow.

Ideal for teams relying on multiple external services, IsDown ensures you’re always informed about vendor performance, allowing you to respond proactively to disruptions.

Social recommendations and mentions

Based on our record, W3C Markup Validation Service seems to be a lot more popular than IsDown.app. While we know about 98 links to W3C Markup Validation Service, we've tracked only 3 mentions of IsDown.app. 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.

W3C Markup Validation Service mentions (98)

HTML Validation
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 / 5 months ago
WebKit Fix: Quirk News.Y Combinator to Skip TextAutoSizing
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 / 12 months ago
We Need to Talk More About Conformance, If We Want to Stop Fantasy HTML
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 / about 1 year ago
What is cross-browser compatibility, and why should you care?
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
What You Need to Know About Domain and Hosting
===> Click here to run your code through the HTML validator. - Source: dev.to / over 1 year ago

IsDown.app mentions (3)

Bring third-party incidents into Better Stack
The Better Stack integration is included with every paid IsDown plan. Sign up for a free 14-day trial — or open Alerts & Integrations in your current IsDown account and add Better Stack now. Your team will see live incidents from AWS, Stripe, GitHub, and hundreds more, all inside the queue they already trust. - Source: dev.to / about 1 month ago
Connect all your vendors status pages to your Better Stack account
Now you can monitor third-party outages right in your Better Stack account with https://isdown.app . What will you get? Single incident feed – Internal alerts and third-party outages appear in the same view. - Source: Hacker News / about 1 month ago
Ask HN: How did your startup get the first payment?
I would say almost from day 1. Even at a lower price, it's an important step to validate an idea. When people need to put their credit card in and give you money, it's another level of commitment that I don't think you will have with a free plan. It is a level of commitment from the user but also from you. If you're getting paid, it's expected that, for example, if a service is down/not working, you need to fix... - Source: Hacker News / almost 3 years ago

What are some alternatives?

When comparing W3C Markup Validation Service and IsDown.app, you can also consider the following products

PageSpeed Insights - PageSpeed is addon for ...

UptimeRobot - Free Website Uptime Monitoring

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.

Ping Bot - Reliable monitoring for your servers, vendors, and infrastructure.

Nibbler - Free tool for testing how good your website is, and what you can do to improve it. Check accessibility, SEO, social media, compliance and more.

Better Uptime - We call you when your website goes down

Compare W3C Markup Validation Service VS IsDown.app and see what are their differences