Introducing Monitorion: Why We Built Yet Another Monitoring Tool

The monitoring industry has a problem. There are dozens of tools that all claim to "monitor your website," yet every single one forces you into the same painful trade-offs: pay hundreds of dollars a month or settle for basic HTTP pings with five-minute intervals and a single checkpoint. We built Monitorion because we were tired of stitching together three or four services just to cover what any serious operator needs out of the box.

The Problem With Existing Tools

If you have ever tried to monitor a production stack, you know the drill. You sign up for an uptime monitoring service and get HTTP checks — maybe five types if you are lucky. Need SSL certificate monitoring? That is a separate tool. DNS record validation? Another vendor. Lighthouse performance audits? Yet another subscription. Content-change detection on a page that matters to your business? Good luck finding that bundled in.

The pricing models make it worse. Most competitors gate multi-region checks behind expensive plans, which means your free or low-tier plan checks from a single location. A transient network blip in Virginia triggers a false-positive alert at 3 AM, and you lose trust in your own monitoring before the first month is up.

• Limited monitor types — most tools offer 4-6 types. If you need SMTP, WebSocket, GraphQL, or FTP checks, you are out of luck.
• Expensive scaling — adding monitors, team members, or alert channels quickly pushes you into enterprise tiers.
• No private-network support — monitoring internal services behind a firewall means VPN hacks or exposing endpoints to the public internet.
• Basic status pages — most status pages are afterthoughts with no branding, no subscriber notifications, and no incident timelines.

Our Mission: 25 Monitor Types in One Platform

Monitorion ships with 25 distinct monitor types from day one. That is not a roadmap. That is what you get today. Every check type is built into the same scheduling engine, the same alerting pipeline, and the same dashboard. One login, one bill, one place to see your entire infrastructure health.

Availability and Network Monitors

HTTP, Ping, Port, DNS, and WebSocket. These are the foundation. HTTP monitors send real requests and validate status codes, response headers, and response body content. Ping monitors verify network reachability at the ICMP level. Port monitors confirm that specific TCP ports are accepting connections — critical for databases, cache servers, and custom services. DNS monitors verify that your records resolve correctly, catching propagation failures and unauthorized changes before users notice. WebSocket monitors establish persistent connections and validate the handshake, ensuring your real-time features actually work.

Security and Certificate Monitors

SSL certificate, domain expiry, security headers, mixed content, WHOIS change, and blacklist. An expired SSL certificate is one of the most preventable yet embarrassing outages. Monitorion checks your certificate chain, expiry date, and issuer — and alerts you weeks before expiration. Domain expiry monitoring prevents the nightmare scenario of losing a domain because someone forgot to renew it. Security headers validation checks for HSTS, CSP, X-Frame-Options, and other protective headers. Mixed content detection finds insecure HTTP resources loaded on HTTPS pages. WHOIS change monitoring alerts you if registration details change unexpectedly. Blacklist monitoring checks whether your IP or domain appears on spam or malware lists.

Email and File Protocol Monitors

SMTP, IMAP, POP3, and FTP. Not everything runs on HTTP. Transactional email depends on SMTP servers that need to be monitored independently from your web application. IMAP and POP3 checks verify that employees and customers can actually access their mailboxes. FTP monitoring covers the file transfer servers that power enterprise workflows, partner integrations, and automated data pipelines. These protocol monitors perform full handshakes — not just port checks — so you know the service is genuinely operational.

Content and API Monitors

JSON API, GraphQL, content change, broken links, sitemap, and redirect chain. JSON API monitoring validates actual response data using JSONPath assertions — because HTTP 200 does not mean your API returned correct data. GraphQL monitoring sends real queries and checks the response shape. Content change detection alerts you when a critical page changes unexpectedly, catching defacements, accidental deployments, and third-party script modifications. Broken link monitoring crawls your pages and reports dead links before your users find them. Sitemap validation ensures search engines can discover your content. Redirect chain monitoring follows every hop and verifies the final destination.

Performance and Visual Monitors

Lighthouse audits, multi-step transactions, screenshots, and heartbeat. Lighthouse runs Google's performance scoring against your pages on a schedule, tracking Core Web Vitals over time. Multi-step transaction monitors execute sequences of actions — login, navigate, submit a form, verify the result — to validate end-to-end user flows. Screenshot monitors capture full-page images at regular intervals, providing a visual record of how your site looks to real users. Heartbeat monitors flip the model: instead of Monitorion checking your service, your service pings Monitorion. If the ping stops, you get an alert. This is perfect for cron jobs, batch processes, and background workers that have no public endpoint to check.

From Frustration to Building It

Monitorion started as a weekend project born out of genuine frustration. We were running a SaaS product and paying for three separate monitoring services. One for uptime, one for SSL and domain expiry, and one for performance. When an SSL certificate expired because the monitoring service we were using had a bug in its renewal-reminder logic, we decided to build the tool we actually wanted.

The initial prototype covered HTTP, Ping, and SSL checks. But once the architecture was in place — a robust job queue with BullMQ, multi-region workers, and a clean alerting pipeline — adding new check types became straightforward. Each new type took a day or two. Within a few months, we had all 25.

What Makes Monitorion Different

Beyond the breadth of monitor types, four things set Monitorion apart from every competitor we have used:

Multi-region consensus. Checks run from five geographic regions: US-East, US-West, EU-Central, EU-East, and AP-Southeast. A monitor only transitions to "down" when a configurable number of regions agree. This eliminates the false positives that plague single-region tools and that erode your team's trust in alerts. When Virginia reports a failure but Frankfurt and Singapore see the service as healthy, Monitorion correctly determines there is a network issue — not an outage.

Private workers. Our open-source worker agent installs inside your network — behind firewalls, inside Kubernetes clusters, on air-gapped VPNs. It polls for jobs over HTTPS, so you never need to open inbound ports. Monitor your internal APIs, databases, staging environments, and development servers the same way you monitor public endpoints. The worker ships as a Docker container with a read-only filesystem and non-root user, because security should be the default.

Nine alert channels. Email, SMS, Slack, Discord, Telegram, Microsoft Teams, Google Chat, PagerDuty, and generic webhooks. All available on paid plans, with email on free. No "integrations marketplace" with half-broken connectors — they are first-class, tested, and reliable. When your site goes down at 3 AM, the alert reaches whoever needs to act, through whatever channel they actually check.

Transparent, predictable pricing. Four tiers — Free, Pro, Business, Agency — with clear limits on monitors, check intervals, team members, and retention. No per-check fees, no overage charges, no surprise bills. The price you see is the price you pay, and you can upgrade or downgrade at any time.

Our Free Plan Philosophy

We believe a free plan should be genuinely useful, not a crippled demo designed to frustrate you into upgrading. Monitorion's free tier includes 10 monitors, 6 check types (HTTP, Ping, SSL, domain expiry, security headers, mixed content), 5-minute intervals, and email alerts. That is enough to monitor a small production stack for real.

No credit card required. No 14-day trial with a cliff. If the free plan covers your needs, use it forever. We would rather have thousands of happy free users who recommend us than a handful of resentful ones who felt tricked. Our bet is simple: if you love the free plan, you will recommend Monitorion to colleagues who need Pro features.

What Comes Next

We are just getting started. The roadmap includes TCP/UDP raw-socket checks, gRPC health probes, database connectivity monitors, and a public REST API for programmatic monitor management. We are also expanding to more regions — Tokyo and Sao Paulo are in progress — and building smarter alerting with anomaly detection based on historical baselines instead of static thresholds.

But the core philosophy will not change: one platform, every check type you need, transparent pricing, and a free tier that actually works. If you have been cobbling together monitoring from multiple vendors and paying three bills for what should be one tool, give Monitorion a try. We built it for people exactly like you — and exactly like us.

Ready to get started? Sign up free — 10 monitors, 6 check types, no credit card required.