PubNub is UP

and responding normally

Real-time communication APIs for chat and streaming.

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Response Time History

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Uptime
100%
Excellent
Response
33ms
Last check
Checks
15,926
30-day total
Last Check
May 25, 2026, 3:48 AM
Every 5 min

About PubNub

Website
www.pubnub.com
Category
Api Services
Monitored from
EU (Helsinki, Frankfurt, Amsterdam)
Check interval
Every 5 minutes
Official status
PubNub Status Page

Frequently Asked Questions

Is PubNub down right now?

PubNub is currently up and running. Our last check from EU servers showed a response time of 33ms with 100% uptime over the past 30 days.

What is PubNub's uptime?

PubNub has a 30-day uptime of 100%, based on 15,926 checks from Vartio's EU monitoring servers located in Helsinki, Frankfurt, and Amsterdam.

How do I check if PubNub is down?

Vartio monitors PubNub every 5 minutes from multiple EU servers and runs a live check when you visit this page. This page shows the current status, response time, and 30-day uptime history. You can also monitor your own services for free.

Why is PubNub down?

When PubNub is down, Vartio automatically checks the service's official status page for reported incidents and outage reasons. Common causes include server maintenance, infrastructure issues, DNS problems, or DDoS attacks. Visit this page for real-time updates.

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Is PubNub Down? — Up and Running | Vartio | Vartio