Blog | Web-Performance Blog

Azure West Europe Dsv5 Availability

I experienced issues today (2023-12-12) while deploying Azure Kubernetes Service (AKS) to Azure West Europe. It appears that the CPU type availability is exhausted in West Europe, which is a significant concern if your Azure Governance and related policies dictate that deployment must occur in this region.
Firefox – Copy Link Without Site Tracking

The latest version of Firefox features a new context menu option on links: “Copy Link Without Site Tracking.”
SharePoint Developer Toolbar Warning

This warning is present on all SharePoint and is designed to prevent people from being tricked into copying and pasting malicious code into the developer console of their browser.
abusix.com – email reputation

Abusix.com is an email reputation service seemingly used by Swisscom. ℹ️ Maybe this article will be expanded someday if I had more touchpoints. The goal is not to introduce the service but to provide a glimpse into touchpoints with technology.
What I Learned with ChatGPT (OpenAI)

I enjoy utilizing ChatGPT from OpenAI, particularly its API, which significantly attracts me. The API’s cost-effective pricing is also quite enticing. I appreciate their official chat interface as well, and after a few months in December 2023, I started experimenting with GPT Plus, frequently using both GPTs and GPT-4. This page is neither a guide,…
Website Carbon calculator

You can find the Website Carbon Calculator here to try for yourself. This will give you a glimpse into your website’s eco-friendliness. But don’t be fooled, this check has a lot of limitations.
NCSC – Technical report DDoS

I compiled a summary of the report published by NSCSC. However, I found that the report remained rather basic and there weren’t many learnings for me.
web-performance.ch web tools

Debugging the internet or services on the internet can be a challenging task. I regularly need to perform debugging lookups for performance or security. I review lists of IP addresses after defending against attacks on a web property. All of these use cases need specialized tools. Here is a collection of tools I like and…
What i learned about Grok AI

As someone very interested in OpenAI’s ChatGPT, I wanted to test Grok. Currently, it’s only accessible to verified users of Twitter (aka X). It is possible to become verified with the Premium program, but it’s not that urgent for me. This blog post started in November 2023 and now in February 2025 it continues. Finally,…
Issues with AzureRmWebAppDeploment v230

We deploy from Azure DevOps YAML pipelines to Azure App Services. We use msdeploy packages for this. In calendar week 45 of 2023, we discovered issues in our deployment pipeline. The pipeline started failing unexpectedly in various places. The error message “ERROR_USER_NOT_AUTHORIZED_FOR_DEPLOYMENTPROVIDER” and details “Could not complete an operation with the specified provider (dbDacFx) when…