Transport
Is Tier Down?
Tier is a transport service.
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Tier is UP
Tier is reachable from our servers. It responded with HTTP 200 in 1321ms. If you cannot access it, the issue is likely on your end — try clearing your cache, flushing DNS, or switching networks.
Official resources
@tier_mobility on X ↗ — real-time updates during outages
Check another site
About Tier outages
Tier (tier.app) is a transport service. Tier is a transport service.
Common causes of Tier outages include server overload, DNS failures, DDoS attacks, software deployments, CDN issues, and infrastructure failures. Most outages resolve within minutes to a few hours.
If Tier is down for everyone: Check their official status page and social media for updates.
If Tier is up but not working for you: Try clearing your browser cache, disabling your VPN, flushing DNS, or switching networks.
User Reports