[Blog] Introduction to Web Performance: HTTP Headers Part 2

Code and headers, the two gears that drive a web page! Introduction to a blog article.

last updated Nov 25, 2025

[Blog] Introduction to Web Performance: HTTP Headers

Fine-tune your pages with headers! Introducing HTTP headers in our blog.

last updated Nov 25, 2025

[Blog] Types of Ads Blocked by Chrome

Advertisements that ignore customer experience cannot survive! Introduction to blog posts on advertising methods that get blocked, etc.

last updated Nov 25, 2025

[Blog] Introduction to Web Performance: Measuring Page Size

The first step in performance improvement! We will introduce in our blog why page size is a measurement item.

last updated Nov 25, 2025

[Blog] These are the challenges in Japan's web production industry! Part 3

What is the quality of Japanese hospitality? Introduction to an article contributed by veteran web manager Mr. H.

last updated Nov 25, 2025

[Blog] ICP License Required for Business Targeting China

The gradually clarified regulations in China! What has changed with Notice No. 264? Introducing it in the blog.

last updated Nov 25, 2025

[Blog] Introduction to Web Performance: Optimizing Page Size

Introduction to a blog post by Catchpoint Systems on optimizing CSS and JS.

last updated Nov 25, 2025

The newly updated Google PageSpeed Insights

Analyzing delivery quality with real user data! Introducing two metrics and more on the blog.

last updated Nov 25, 2025

How to set up DMARC in Office 365?

What is missing from Office 365? A step-by-step guide introduced in the blog.

last updated Nov 25, 2025

[Blog] How to flush DNS?

What does it mean to flush DNS? Introducing methods to flush DNS on a blog.

last updated Nov 25, 2025

[Blog] What is a DNS Record? The 8 Main Types of DNS Records

A detailed explanation of the various types of DNS records that exist and how to utilize them!

last updated Nov 25, 2025

[Blog] Is SPF necessary for subdomains?

SPF for each subdomain! We will introduce how to manage SPF for subdomains on the blog.

last updated Nov 25, 2025

[Blog] DKIM selector2 is not working

Why DKIM selector2 is not functioning with Microsoft 365 domain, as introduced in the blog.

last updated Nov 25, 2025

[Blog] Methods of Phishing Scams Using Office 365

Phishing emails targeting major insurance companies! Introducing header samples and more on the blog.

last updated Nov 25, 2025

[Blog] Response times surge due to AWS outage

Quickly detect AWS outages and issue alerts! Reasons to use tools other than vendor monitoring tools.

last updated Nov 25, 2025

[Blog] What’s Behind the Spectrum Outage on September 7th

Is it Dr. BGP Hijack or Mr. BGP Mist? Introduction to the Incident Review

last updated Nov 25, 2025

Due to a large-scale outage, users will be unable to work from home.

Catchpoint detects Comcast outages in real-time! Introduction to incident reviews.

last updated Nov 25, 2025

Google Cloud's outage has a widespread impact on end users.

The importance of introducing a third-party monitoring system! Introduction to incident reviews.

last updated Nov 25, 2025

[Blog] Three Tactics to Improve SaaS Performance

One tactic for saving money! Performance Observability Strategy

last updated Nov 25, 2025

[Blog] Major online services crash due to AWS outage

The seriousness of the impact caused by infrastructure failures in public cloud! Introduction to the incident review.

last updated Nov 25, 2025

[Blog] Catchpoint Expands Edge Observability

Google into the unknown! The true meaning of observability was questioned due to an outage in November 2021.

last updated Nov 25, 2025

[Blog] Observability vs. Monitoring - Observation vs. Surveillance

The purpose of monitoring and the significance of observability! Introduction to our company's blog article.

last updated Nov 25, 2025

[Blog] One Year of WebPageTest and Catchpoint

Q&A with the General Manager and Engineering Director

last updated Nov 25, 2025

[Blog] AWS Outage Occurred Again This Week <Incident Review>

It must be "dogs" that monitor the "sheep" of the cloud, not "sheep."

last updated Nov 25, 2025

Video conferencing that moves the world - What should we do to continue its operation?

Observability is essential for providing an excellent employee experience! Introducing the blog.

last updated Nov 25, 2025

[Blog] December 2021: What We Predict

Insights into the future of observability and digital experience monitoring! Introducing Catchpoint news.

last updated Nov 25, 2025

[Blog] Major Insights Gained from Cyber 5 in 2021

Web performance measures for busy periods implemented by top-selling e-commerce sites.

last updated Nov 25, 2025

[Blog] Building a Comprehensive BGP Alert Strategy

A BGP monitoring strategy focused on the alert aspect! Introducing availability and downtime in the blog.

last updated Nov 25, 2025

[Blog] January 2022: WebPageTest Shines Bright

Introducing Catchpoint news, gaining attention in various fields including WebPageTest!

last updated Nov 25, 2025

What can we learn from AWS's "December Outage Festival"?

Four Points for Companies to Prepare for Internet Disruptions! Introduction to a Blog Article

last updated Nov 25, 2025