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CheckHostNow
Real-time Global Uptime & DNS Propagation Suite

Is Website Down Right Now?

Enter any domain or URL to inspect live server status, response latency, HTTP codes, and verify worldwide DNS propagation across 6 international nodes.

Quick Test:
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Reliable Web Diagnostics at Scale

Zero installation, zero accounts. Perform deep website health audits directly in your browser.

Instant Uptime Status

Verify if a website is actively accepting incoming HTTP/HTTPS connections or returning gateway timeouts, connection resets, or 5xx crashes.

Global DNS Propagation

Query authoritative DoH resolvers across North America, Europe, Asia, and South America to verify if your newly updated DNS records have propagated worldwide.

HTTP Code Insights

Quickly diagnose redirect loops (301/302), missing pages (404), forbidden access (403), and server exceptions (500/502) with straightforward fixes.

Reference Guide

Standard HTTP Status Codes

Understanding the 3-digit status code returned by web servers during an outage.

200 OK Success

The server successfully accepted the connection and delivered the requested webpage.

301 / 302 Redirect

The requested resource has been moved permanently (301) or temporarily (302) to another URL.

404 Not Found Client Error

The server is online, but the specific page or asset requested does not exist at that path.

500 / 502 / 503 Server Error

The server encountered an unhandled crash, gateway timeout, or temporary traffic overload.

Frequently Asked Questions

Quick answers to common questions about website uptime and DNS.

Why does a website appear down for me, but working for others?

This is commonly caused by local DNS cache on your computer, ISP routing issues, or regional CDN outages. Try clearing your browser cache, flushing your local DNS cache, or testing via an alternative network.

How long does worldwide DNS propagation take?

DNS propagation typically takes between 15 minutes and 24 hours depending on the TTL (Time To Live) configured on your DNS records and how quickly global internet service providers refresh their cache.

How does CheckHostNow test hosts?

CheckHostNow performs recursive DNS-over-HTTPS queries across international infrastructure nodes to evaluate domain resolution, latency, and HTTP connectivity in real-time.