Average browser response time
COMPLETE CONNECTION DIAGNOSTIC
Internet stability test
Measure speed, ping, jitter and packet loss in one guided test to find an unstable connection.
1WaitingPing
2WaitingJitter & loss
3WaitingDownload
4WaitingUpload
5WaitingNetwork info
6WaitingDiagnosis
DOWNLOAD—Mbps
UPLOAD—Mbps
PING—ms
JITTER—ms
PACKET LOSS—%
Stability over time
Ping (ms)Jitter (ms)Packet loss (%)
— ms— ms— %
Download speed
—MbpsUpload speed
—MbpsLatency distribution
What an internet stability test checks
Internet stability describes whether a connection stays responsive and delivers data consistently over time. This test combines repeated ping samples, jitter, failed-request percentage, download and upload instead of treating maximum speed as the complete result.
Change between latency samples
Observed failed-request percentage
Measured available throughput
| Measure | Value | Context |
|---|---|---|
| Ping | Lower is better | Delay to this test endpoint |
| Jitter | Lower is better | Consistency between responses |
| Packet loss | 0% preferred | No failed requests observed in this run |
| Throughput | Workload dependent | Available download and upload capacity |
Methodology
The guided test measures repeated browser response samples followed by download and upload transfers. It reports each signal separately and creates a weighted diagnostic summary. Repeat testing at different times is more useful for finding intermittent instability than one isolated run.
Full methodology →Data freshness
- Page updated
- Data period
- Live browser measurement
- Responsible editor
- Internet Analysis Research Team
Primary sources
- IETF IP Performance MetricsLatency, variation and loss measurement standards
- Internet Analysis methodology
Limitations
- One run cannot prove that a connection is stable all day.
- The browser endpoint does not reproduce every application route.
- Wi-Fi, device load and background traffic can influence every metric.
Related questions
How do I test internet stability?
Run the complete test, review ping, jitter and failed requests, then repeat it while the network is busy and at the time the problem normally occurs.
Can internet be unstable with a fast speed result?
Yes. High jitter, packet loss, disconnects or latency under load can disrupt games and calls even when download throughput is high.
Should I test stability over Wi-Fi or Ethernet?
Test both with the same device and endpoint. If Ethernet remains stable while Wi-Fi degrades, investigate signal, interference, channel use or router placement.