Developers

How to Fix: Invalid Twitter Card

How to Fix: Invalid Twitter Card

Sometimes when you share a RebelMouse article to Twitter, it will render the tweet without a Card:


Tweets are usually accompanied by a Twitter Card, which features a preview image and rendered text like in the following example:

If you don't see a Twitter Card, we recommend double-checking the issue using Twitter's Card validator tool. After you paste in the URL to your post and perform a check, you'll likely see it come up as invalid because of a long response time, which means there's too much HTML:

The solution for this problem is to create a B-test layout, and then lazy load every element possible on the page. Then, recheck the URL using Twitter's validator tool until it resolves as fixed. Another possible resolution is to remove unnecessary b-tests.

Here are some articles on our lazy loading features:

If you have any questions about this issue, please contact support@rebelmouse.com .

What Is RebelMouse?
Request a Proposal

Where
Websites Are Built

The Fastest Sites in the World Run on RebelMouse

Let’s Chat

new!

RebelMouse Performance Monitoring

Real-Time Core Web Vitals

Get Started
DISCOVER MORE

Our Core Features

Our platform is a complete digital publishing toolbox that's built for modern-day content creators, and includes game-changing features such as our:

Why RebelMouse?

Unprecedented Scale

RebelMouse sites reach more than 120M people a month, with an always-modern solution that combines cutting-edge technology with decades of media savvy. And due to our massive scale, 1 in 3 Americans have visited a website powered by RebelMouse.

120M+ Users
550M+ Pageviews
17+ Avg. Minutes per User
6+ Avg. Pages per User

Today's Top Websites Use RebelMouse

Thanks to the tremendous scale of our network, we are able to analyze a wealth of traffic data that informs our strategies and allows us to be a true strategic partner instead of just a vendor.

What Clients Say

We’re here to help you weigh and understand every tech and strategic decision that affects your digital presence. Spend less time managing everything yourself, and more time focused on creating the quality content your users deserve.

Case Studies

A Team Built Like No Other

RebelMouse employs a unique, diverse, and decentralized team that consists of 70+ digital traffic experts across more than 25 different countries. We have no central office, and we cover every time zone to ensure that we’re able to deliver amazing results and enterprise-grade support around the clock.

Our team is well-versed in all things product, content, traffic, and revenue, and we strategically deploy ourselves to help with each element across all of our clients. We thrive on solving the complex.

Let's Chat