The Webalert Blog
Expert insights on website monitoring, uptime optimization, SSL management, and building trust with status pages.
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Core Web Vitals Monitoring: LCP, INP, CLS
Monitor LCP, INP and CLS at the mobile and desktop p75, combine field and lab data, and diagnose performance regressions by page template and release.
March 23, 2026
11 min read
Nginx Monitoring: Uptime, Errors, and Performance
Monitor Nginx externally and internally with endpoint checks, upstream status, access/error logs, connection metrics, TLS, DNS, and config validation.
March 23, 2026
10 min read
Next.js Production Monitoring: Rendering, Cache, Routes, and Uptime
Monitor Next.js production across static and dynamic rendering, Route Handlers, cache revalidation, middleware, hydration, and deployments.
March 22, 2026
9 min read
Website Security Monitoring for Defacement and Malware
Detect suspicious content, scripts, redirects, DNS, and certificate changes—and know when to add CSP, scanning, logs, and EDR to external monitoring.
March 22, 2026
10 min read
Website Monitoring for Founders and Product Managers
A plain-language guide to choosing critical checks, setting alert ownership, reading incidents, defining reliability, and working with engineers.
March 20, 2026
9 min read
Terraform Monitoring: Drift and Deploy Validation
Monitor Terraform plans, applies, state and drift, then validate infrastructure behavior after deployment with policy, health and rollback signals.
March 20, 2026
8 min read
Incident Runbook Template: Write Procedures That Work
Create an incident runbook with triggers, impact checks, safe diagnostics, mitigation, rollback, escalation, validation, ownership, and test history.
March 19, 2026
8 min read
Serverless Monitoring: Lambda, Vercel, Edge Functions
Monitor serverless endpoints, invocation outcomes, cold starts, throttling, dependencies, queues, and scheduled jobs across Lambda and edge runtimes.
March 19, 2026
7 min read
PagerDuty Alternative for Monitoring and On-Call
Compare PagerDuty with monitoring-led incident tools by on-call depth, event ingestion, status pages, pricing, migration, and limits.
March 17, 2026
5 min read
Single-Page Application Monitoring: Catch Blank Screens and Broken Flows
Monitor React, Vue, Angular, and other SPAs with HTTP, API, asset, browser-synthetic, and real-user checks that catch false-green 200 responses in production.
March 17, 2026
8 min read
Multi-Tenant SaaS Monitoring: Tenant Health Without Cardinality Chaos
Monitor tenant cohorts, shards, queues, resource isolation, webhooks, SLOs, and noisy neighbors without unsafe endpoints or unbounded metrics.
March 16, 2026
8 min read
REST API Monitoring: Endpoints, Auth, Errors, Latency
Monitor REST endpoints with method-aware status checks, authentication, schema assertions, latency, rate limits and safe state-changing canaries.
March 16, 2026
8 min read