Sheikh Mursaleen

Senior Performance Engineer, Catchpoint
No bio available.
IT professional with 8+ years of experience, with ~4 years in Network Security (UTM) & 5+ years in Digital Experience Monitoring. I am ITILv4 (Axelos), CSSA (Dell SonicWALL), NSE (Fortinet) Certified, and plan to continue my training and education in this field. Through my studies and working experience, I have acquired a great understanding of the processes, systems, and technologies in IT (Infrastructure Design, Deployment, Sales, and Services). I am a practical learner, who believes in incremental thinking and result-oriented outcome. Having said that I am sociable, fun-loving, like to play and watch cricket.

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Read the latest by Sheikh Mursaleen

LLMs don’t stand still: How to monitor and trust the models powering your AI

August 14, 2025
API Monitoring
Synthetic Monitoring
Internet Resilience
August 14, 2025

Learnings from ServiceNow’s Proactive Response to a Network Breakdown

August 23, 2024
Network Experience
Customer Experience
Outage/Incident Review
August 23, 2024

How to optimize for Google’s new Core Web Vital INP

July 2, 2024
WebPageTest
Website Experience
July 2, 2024

Understanding the 103 Early Hints status code

January 11, 2024
WebPageTest
Website Experience
January 11, 2024

CenturyLink Outage and Everything That Went Down With It

September 3, 2020
2913
Synthetic Monitoring
DNS
Edge, CDN, and Cloud Optimization
BGP Monitoring
SLA Management
September 3, 2020

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LLMs don’t stand still: How to monitor and trust the models powering your AI

August 14, 2025
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APM vs observability: why your definitions are broken

August 12, 2025
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Internet Resilience
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Semantic Caching: What We Measured, Why It Matters

July 31, 2025
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