Who should use Upsonar Io?

Upsonar Io is a B2B product built for website administrators and developers.

Does Upsonar Io have a free plan?

Yes — there is a free tier, with paid plans for advanced use.

Is Upsonar Io still active?

PulseGate's automated liveness checks currently classify Upsonar Io as active.

What tools are similar to Upsonar Io?

Similar tools tracked by PulseGate include Uptime Monitor, Upleus, and Odown.

Who develops Upsonar Io?

Upsonar Io is developed by upsonar.io.

How long has Upsonar Io been around?

Upsonar Io first shipped in 2023.

PulseGatePost-LLM software, agents & workflows market (since 2022)

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Upsonar Io

Name: Upsonar Io
Author: upsonar.io

upsonar.ioInfrastructure & Backend

upsonar.io is a website monitoring platform that tracks uptime, SSL certificate status, DNS changes, domain expiry, and external dependencies. It provides alerts via email, Telegram, and webhooks, helping administrators and developers maintain website reliability and security.

Freemium

WebCloud-managed

Visit upsonar.io

Overview

8 features

Upsonar Io is an Infrastructure & Backend product. It focuses on ensuring websites remain online and secure by monitoring uptime, SSL, DNS, and dependencies. Upsonar Io is a B2B product aimed at website administrators and developers. Upsonar Io follows a freemium model. It runs on the web.

upsonar.io builds and maintains Upsonar Io, and the product first shipped in 2023. Across PulseGate's embedding index, Upsonar Io has few near neighbours, marking it as relatively distinct. Among its 8 catalogued features are uptime monitoring, SSL certificate checks, and DNS monitoring.

Uptime monitoring
SSL certificate checks
DNS monitoring
Domain expiry alerts
Dependency monitoring
Status pages
Multi-region checks
Keyword monitoring

Built with & integrations

Hosting: cloudflare
Connectors: webhooktelegram
Runs on: BrowserCloud-managed

Trust & compliance

LicenseProprietary

Verified signals

HTTPS Privacy Policy Terms of Service Free tier

Legal

Recent events

Latest indexed changes and source events

IndexedJun 30, 12:22 PM
Upsonar Io discovered by the PulseGate indexer
Source: PulseGate indexerOpen ↗

Frequently asked questions about Upsonar Io

What is Upsonar Io?: Upsonar Io focuses on ensuring websites remain online and secure by monitoring uptime, SSL, DNS, and dependencies. It is catalogued under Infrastructure & Backend on PulseGate.
Who should use Upsonar Io?: Upsonar Io is a B2B product built for website administrators and developers.
Does Upsonar Io have a free plan?: Yes — there is a free tier, with paid plans for advanced use.
What platforms does Upsonar Io run on?: Upsonar Io runs on the web.
Is Upsonar Io still active?: PulseGate's automated liveness checks currently classify Upsonar Io as active.
What tools are similar to Upsonar Io?: Similar tools tracked by PulseGate include Uptime Monitor, Upleus, and Odown.Uptime Monitor Upleus Odown
Who develops Upsonar Io?: Upsonar Io is developed by upsonar.io.
How long has Upsonar Io been around?: Upsonar Io first shipped in 2023.

At a glance

Pricing: Freemium · pricing page detected · free tier
Platforms: Web
Languages: English
First seen: Jun 28, 2023
Activity: 🟢 Active
Status: 🟢 Active
Built for: website administrators and developers
Model: B2B
Solves: Ensuring websites remain online and secure by monitoring uptime, SSL, DNS, and dependencies.

Developer

upsonar.io

PulseGate index

Confidence: High · 95
Indexed: Jun 30, 2026
Lifecycle: Alive
Activity: Active
First seen: Jun 2023
Last seen: 2w ago
Freshness: Unknown

Identity audit (9)

Entity ID: cmr0mbuvv0li57sgirmzb2dn2
Slug: upsonar-io-upsonar-io
Verification state: Indexed for public listing
Claim / listing state: Unclaimed · listed: yes
Index status: Included in index
Latest evidence snapshot: Jun 30, 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Last updated: Jun 30, 2026
Canonical URL: https://upsonar.io/

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