Platform
The Uptime.com Unified Availability Platform
Advanced Monitoring

API Monitoring

Test APIs with multiple HTTP(S) requests, custom headers, and tokens.

Synthetic Monitoring

Mimic user actions to test forms and flows like login and checkout.

Real User Monitoring (RUM)

Monitor site load time, errors, and performance with real user sessions.

Page Speed Monitoring

Monitor website performance with comprehensive reports & insights.

Webhook Monitoring

Incoming Webhooks receive alerts and metrics from external sources.

Heartbeat (Cron) Monitoring

Monitor periodic jobs and processes. Issue alerts if a heartbeat is not detected
Powerful Features

Cloud Status

Get instant visibility into the health of your third-party dependencies.

Private Location Monitoring

Monitor within your network or cloud environment for complete visibility.

Secure Vault

Securely store credentials such as passwords & certificates during checks.

Group Checks

Group checks by type, domain, geography, & more.

Uptime.com Mobile App

Monitor checks, metrics, & manage alerts on the go.

Integrations

Connect website monitoring with common DevOps and communication tools.
Basic Monitoring

Website Monitoring

HTTPS Monitoring

SSL/Certificate Monitoring

Malware/Virus Monitoring

Network Monitoring

Whois/Domain Monitoring

DNS Monitoring

Ping (ICMP) Monitoring

Network Time Protocol (NTP)

SSH Monitoring

TCP Port Monitoring

UDP Monitoring

Email Monitoring

SMTP/POP/IMAP

Domain Blacklist
Status Pages & Alerting

Status Pages

Communicate real-time insights into system health with public & private status pages.

Alerting

Get immediate alert notifications before website issues become outages.

Uptime Reporting & Analytics

Reporting & Dashboards

Display critical performance data via custom dashboards & reports.

Uptime SLA Reporting

Report on specific checks or systems for SLA accountability.

Real-Time & Root Cause Analysis

A chronological timeline of the events and alerts for a particular check.
Free Tools
- Page Speed Test
  
  Trusted by the world’s leading websites to monitor availability, transactions, speed and experience.
  
  Performance
  
  Structure
  
  Largest Content Paint
  
  Total Blocking Time
  
  Test Your Page Speed For Free
- Domain Health Test
  
  Free domain health test for any website. Get peace of mind by monitoring your domain health in its entirety.
  
  DNS
  
  Web Server
  
  Mail Server
  
  Blacklist/Mailware
  
  Monitor your Domain Health For Free
- Global Uptime Test
  
  Get peace of mind by checking your website’s response time from different locations across the world.
  
  Remote IP
  
  DNS Lookup
  
  Redirect Time
  
  TLS Connect
  
  Monitor your Global Uptime For Free
Solutions
Pricing
Resources
Blog

We share expertise on all things uptime, availabilty, observability, and website monitoring.

Featured Blogs

What is Uptime?

What is Synthetic Monitoring?

How Does SSL Work?

How is Uptime Calculated?

4 Important SLA Metrics
Frequently Asked Questions

Get answers to your questions, whenever, wherever - with our 24/7/365 real-time support.

Getting Started with Uptime.com?

How to Maximize Your Free Trial with Uptime.com?

What is Included in a Free Trial?

Can I Customize My Plan?

View All FAQs
Comparison

Discover why Uptime.com outperforms the competition in reliability, features and value.
Company
About Uptime

Our passion is peace of mind. Meet the company trusted to monitor the world's top websites. Our unique combination of top-rated website monitoring technology and 100% dedicated human support has gotten us recognized as one of the world's best solutions to use (and work with) for nearly a decade.

Customer First

Supportive

Comprehensive

Reliable

Platform

Advanced Monitoring

Website Monitoring
API Monitoring
Synthetic Monitoring
Page Speed Monitoring
Heartbeat Monitoring
Cloud Status
Private Location Monitoring
Secure Vault
Group Checks

Powerful Features

Cloud Status
Private Location Monitoring
Secure Vault
Group Checks
Uptime.com Mobile App
Integrations

Basic Monitoring

Website Monitoring

Status Page & Alerting

Status Pages
Alerting

Uptime Reporting & Analytics

Reporting & Dashboards
Uptime SLA Reporting
Real-Time & Root Cause Analysis

Free Tools

Page Speed Test

Trusted by the world’s leading websites to monitor availability, transactions, speed and experience.

Performance
Structure
Largest Content Paint
Total Blocking Time

Test Page Speed For Free

Domain Health Test

Free domain health test for any website. Get peace of mind by monitoring your domain health in its entirety.

DNS
Web Server
Mail Server
Blacklist/Mailware

Monitor Domain Health For Free

Global Uptime Test

Get peace of mind by checking your website's response time from different locations across the world.

Remote IP
DNS Lookup
Redirect Time
TLS Connect

Monitor Global Uptime For Free

Solutions

Shopify Store Monitoring

Prevent lost sales due to Shopify store outages and protect your profits.

Real-Time Monitoring
Detect Broken UI
Mobile Push Notifications

UPro! Services Implementation

Get peace of mind with fast, expert setup for hassle-free monitoring.

Precision Monitoring
Custom Service Setup
Personalized Training

Enterprise Monitoring

Trusted by leading enterprises to monitor availability, transactions, speed, & experience.

Global Monitoring
Unlimited Users
24/7/365 Customer Support

Affiliate Program

Partner with us to offer users innovative solutions and earn lucrative commissions.

Generous Commission Structure
Exclusive Promotions
Dedicated Support

Uptime Monitoring For:

Industries

Ecommerce
Education
Finance
IT Services
SaaS

Pricing

Resources

Support Center
Release Notes
API Documentation
Trust & Security Center
Probe Server Locations
Customers
Success Stories

Blog

We share expertise on all things uptime, availabilty, observability, and website monitoring.

What is Uptime?
What is Synthetic Monitoring?
How Does SSL Work?
How is Uptime Calculated?
4 Important SLA Metrics

Frequently Asked Questions

Get answers to your questions, whenever, wherever - with our 24/7/365 real-time support.

Getting Started with Uptime.com?
How to Maximize Your Free Trial with Uptime.com?
What is Included in a Free Trial?
Can I Customize My Plan?
View All FAQs

Test Page Speed For Free

Company

Our Team
Careers
Contact Us

Domain Health Check Page Speed Test Global Uptime Test

WEBSITE PERFORMANCE MONITORING

Free domain health test for any website

Get peace of mind by monitoring your domain in its entirety, web, DNS, email, blacklist and more.

I am an electronic being and I accept the terms & conditions for electronic beings only.

# of domains analyzed (and counting)...

ensure every facet of your site is up and operational.

Check domain health for

DNS

We run multiple tests against your DNS servers and their configuration, and alert you the instant a DNS issue is detected..

Web Server

Our monitoring checks test your website status every minute, and alert you the moment your web server’s status changes..

Mail Server

We monitor email servers for each MX record with multiple performance checks, and alert you if there’s a problem..

Blacklist/Malware

We check 100+ Domain and IP Blacklists every day to ensure you’re not on one..

Recent Tests

Domain	Date	Errors
marvelouspainters.com	7 hours, 34 minutes ago	4
microsoft.com	7 hours, 36 minutes ago	1
racknerd.com	8 hours, 51 minutes ago	5
profitclubone.cfd	9 hours, 47 minutes ago	4
2chan.net	12 hours, 4 minutes ago	3
extsysapi.neometria.ru	12 hours, 7 minutes ago	1
deepseek.com	12 hours, 28 minutes ago	2
connectglobe.org	12 hours, 36 minutes ago	6
appmerck.solix.com	13 hours, 18 minutes ago	4
thecreditpros.com	13 hours, 22 minutes ago	1

Platform
Free Tools
Solutions
Resources
Company