3 min read
How to Test Website Speed: A Practical Step-by-Step Guide
Learn how to run a reliable website speed test, read the most important metrics, and turn the results into a focused performance plan.
PingXD Journal
Make the web faster, one useful insight at a time.
Clear, field-tested guides to website performance, Core Web Vitals, and network troubleshooting—written for people who build and run websites.
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API Testing3 min read
API Performance Testing: How Backend Latency Impacts Frontend SEO and Speed
Understand how API latency, slow microservices, and third-party endpoints drag down your Core Web Vitals and search rankings—plus how to test them.
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Responsive Design4 min read
Responsive Design Testing: How to Test Webpages Across Mobile, Tablet, and Desktop
Learn how to test responsive web design across critical device viewports, identify hidden breakpoint flaws, and ensure a seamless multi-device user experience.
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Technical SEO4 min read
Technical SEO Website Testing: The Complete Checklist for Higher Rankings
A step-by-step technical SEO testing checklist covering Core Web Vitals, crawlability, DNS health, responsive layouts, and server response times.
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Website Screenshot4 min read
Website Screenshot Testing: Why Visual Verification Matters for SEO and Responsive Design
Discover how automated website screenshots help detect responsive layout bugs, verify mobile rendering for SEO, and prevent visual regressions before users notice.
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IP Info4 min read
Understanding IP Addresses, ASN, BGP Routing, and Geolocation
A comprehensive guide to IPv4 vs IPv6, Autonomous System Numbers (ASN), BGP internet routing, and how IP geolocation databases work.
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CDN4 min read
Global Website Latency: How Geographical Distance and CDNs Affect Page Speed
Learn why physical distance slows down your website, how global network routing works, and how to optimize CDN caching for international users.
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Email4 min read
Email Deliverability Guide: MX Records, SPF, DKIM, DMARC, and SMTP Diagnostics
Ensure your domain email reaches the inbox. Master MX records, SPF, DKIM, DMARC authentication, and mail server connectivity diagnostics.
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Traceroute4 min read
How to Read a Traceroute: Diagnosing Network Hops, Packet Loss, and Latency
Learn how traceroute works, how to interpret hop-by-hop latency and asterisks, and how to pinpoint routing loops and ISP peering bottlenecks.
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API4 min read
REST API Performance Testing: How to Benchmark Latency, TTFB, and Throughput
A complete guide to benchmarking REST API speed. Discover how to measure endpoint latency, diagnose backend bottlenecks, and optimize API response times.
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Security5 min read
Online Port Scanning and Nmap: A Practical Guide to Network Security Auditing
Learn how online port scanners and Nmap work, how to detect exposed services, and how to secure critical ports against unauthorized access.
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DNS4 min read
DNS Records Explained: A, AAAA, CNAME, MX, TXT, and More
A clear guide to common DNS record types, what each record does, and how to avoid configuration mistakes when managing a domain.
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Latency3 min read
Website Latency Explained: What It Is and How to Reduce It
Understand website latency, the difference between latency and bandwidth, and practical ways to reduce delays for visitors around the world.
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Troubleshooting3 min read
Website Down? A Step-by-Step Troubleshooting Checklist
Use this practical website downtime checklist to diagnose DNS, network, server, TLS, and application problems in the right order.
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Website Speed4 min read
How to Reduce Server Response Time (TTFB): A Practical Guide
Learn what causes slow server response time, how to diagnose high TTFB, and the most effective ways to make a website respond faster.
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Core Web Vitals3 min read
Core Web Vitals Explained: LCP, INP, and CLS
Understand what Google's Core Web Vitals measure, what can make them slow, and which practical fixes can improve the user experience.
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DNS3 min read
DNS Lookup Troubleshooting: A Guide for Website Owners
Learn how DNS resolution works, how to investigate common record problems, and what to check when a domain does not resolve as expected.
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