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O2 Germany status

o2online.de ·Last checked ·ISPs & Telecom
Current status
Up and running
No spike in reports
Response time
122 ms
Uptime (24h)
100.00%
rimetry Health Score
99.00/ 100Excellent
Reliability snapshot

O2 Germany uptime & performance at a glance

Current status
Operational
Uptime · 24h
100%
Uptime · 7 days
100%
Uptime · 30 days
100%
Response time
122 ms
Baseline 69 ms
Tracked incidents
0
SSL certificate
—
Independent check rounds

Is O2 Germany down, or is it just you?

Multiple independent check rounds from rimetry's monitoring infrastructure, run seconds apart.

Our checks reached O2 Germany successfully in every round of the last check cycle.

Check roundLast checkSuccess rate (24h)Avg response
Round 1Reachable100%344 ms
Round 2Reachable100%339 ms
Round 3Reachable100%326 ms
Round 4Reachable100%332 ms

Based on 364 automated checks in the last 24 hours. Each round is an independent pass over the same endpoint, seconds apart — a single failing round is not an outage; repeated failures across rounds are.

What can be affected

What can be affected on O2 Germany?

These are the main O2 Germany functions that can experience separate issues.

  • Broadband
    Reboot the router once and check the line status page
  • Mobile network
    Toggle airplane mode to force a fresh network registration
  • Calls & SMS
    Test both a call and an SMS — they can fail separately
  • Account & settings
    Check account settings from the website if the app looks wrong
  • Mobile app
    Force-close and reopen the app, then retry on mobile data

This list shows which parts can fail on their own. It does not mean any of them is failing right now — the live status above is the only claim we make about the current state.

Incident timeline

No incidents reported. Everything is green.

AI summary

O2 Germany appears stable across all monitored regions. Community reports in the last hour are within normal noise levels.

0 reports in the last hour
Community signal
Monitoring live signals…
10 min
Not enough data yet
1 hour
Not enough data yet
Countries
Not enough data yet
Reports over 24h

Monitoring live signals…

By issue type

No disruptions detected

By country

No regional issues yet

About O2 Germany

O2 Germany, a brand under Telefónica, operates mobile and fixed-line broadband networks providing LTE and 5G coverage throughout Germany. Customers use the provider for residential DSL, fiber internet, and mobile roaming services managed through the Mein O2 portal. Common service interruptions include total loss of cellular signal, slow data throughput, or authentication errors when accessing the customer account dashboard. Rimetry analyzes the reachability and response speed of their web infrastructure to help users determine if a localized outage is affecting their ability to connect to the network.

Problems with O2 Germany can affect broadband, mobile network, calls & sms independently.

O2 Germany (o2online.de) is a isps & telecom service monitored continuously by rimetry's automated checks. We probe its public endpoints every 60 seconds in repeated independent rounds to detect outages and latency spikes the moment they happen.

Right now O2 Germany is reporting as operational across our probes, with an average response time of 122 ms and 100.00% uptime over the last 24 hours. Most users connecting to o2online.de are seeing it work normally.

Common causes of disruption for services like O2 Germany include backend API failures, region-specific routing problems at the CDN or ISP layer, expired TLS certificates, DNS misconfigurations, and capacity spikes during major events. rimetry combines automated probes, vendor status feeds, and verified community reports to give you a single high-confidence answer instead of guessing.

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More in ISPs & Telecom

Other isps & telecom tools people watch alongside O2 Germany. See the full category.

What is O2 Germany?

O2 Germany is a popular online service tracked by rimetry. Outages and incidents are monitored 24/7 across multiple regions.

O2 Germany is part of our ISPs & Telecom category. You can also review current trending outages across the internet.

Common issues

  • · No connection at all
  • · Slow speeds or packet loss
  • · DNS resolution failures
  • · Mobile data unavailable in an area

Similar patterns often surface across other isps & telecom providers — cross-check against the global outage map.

Troubleshooting

  • · Reboot the router once and check the line status page
  • · Toggle airplane mode to force a fresh network registration
  • · Test both a call and an SMS — they can fail separately
  • · Check account settings from the website if the app looks wrong
  • · Power-cycle the router for a full 30 seconds before anything else
  • · Test on mobile data — if that works, the fault is on the fixed line
  • · Try a public DNS resolver to rule out provider DNS problems
  • · Check whether one device or every device is affected
  • · Look for scheduled maintenance in the provider's account portal
  • · Check O2 Germany's official social channels

Not sure whether it's you or the service? Run a live speed test, check what your IP looks like from the edge, or watch for regional trouble on the worldwide outage map. For the wider picture, browse recent incidents or filter down to isps & telecom.

FAQ

  • Is O2 Germany down for everyone?
    Use the live status above — green means it's likely just you.
  • How often is the status updated?
    Every minute from four global regions.
  • Is O2 Germany Broadband down?
    Broadband can fail on its own, separately from the rest of O2 Germany. Compare the live status above with your own test of that specific function.
  • Where can I see past O2 Germany incidents?
    Every event we've recorded lives in the live incident feed, and older ones are grouped in the monthly incident archive.
  • What else is broken right now?
    See the trending outages page or narrow it to isps & telecom.