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Comparing with other tests to this server…
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| Date & Time | Duration | Avg Ping | Avg Jitter | Packet Loss | Actions |
|---|
Ghost blocks? Eating the same food twice? Delayed PvP knockback?
Minecraft servers run at exactly 20 Ticks Per Second (20Hz). Every 50 milliseconds, your client and the server exchange small data packets (around 200 bytes) to update block placements, entity movements, and combat hits. Standard internet speed tests completely miss the micro-stutters that ruin Minecraft. They test raw bandwidth, but Minecraft requires packet stability. If your connection drops a packet, the server rejects your block placement or ignores your sword swing. Our tool simulates exact 20Hz server traffic to expose the hidden packet loss causing your block lag.
What this test sends: 20 packets per second of 300 bytes, matching Minecraft rather than a generic ping. verified
Mojang's server runs a fixed 20 ticks per second (50 ms per tick); the whole game logic is defined against it.
Run the 20Hz test above for at least 60 seconds. Here is what your results mean for Minecraft:
Red vertical lines mean your connection dropped data. In Minecraft, this causes "ghost blocks"—you place a block, but it disappears a second later. It also causes the eating glitch where your character finishes eating food, but your hunger bar doesn't fill up and the animation resets.
Jitter is ping fluctuation. If your ping bounces between 30ms and 120ms, your movement will become completely unpredictable. You will take delayed damage from mobs, fail precision parkour jumps, and rubberband off edges because the server disagrees with your client's position.
High baseline ping means you are permanently behind the server's current tick. On competitive servers like Hypixel, this gives your opponent a massive advantage. Your hits simply won't register fast enough, resulting in you taking extreme knockback (KB) while dealing none.
If the tool above shows an unstable connection, try these specific fixes.
The Symptom: "Unknown Host" errors or extremely high ping to a specific server like Hypixel.
Large Minecraft networks use proxy routing. Sometimes your local DNS cache routes you to a proxy server on the other side of the country, crippling your ping.
ipconfig /flushdns. If playing Hypixel, try connecting to proxy.hypixel.net or mc.hypixel.net to force a new routing path.The Symptom: Rubberbanding and sudden "Internal Exception: java.net.SocketException: Connection reset" disconnects.
Wi-Fi naturally drops packets due to interference. The Java server architecture is notoriously unforgiving of dropped packets and will abruptly kick you if your connection hangs.
The Symptom: Massive block lag when family members are streaming Netflix or downloading files.
Your 20Hz Minecraft packets are getting stuck in your router's traffic queue. The server isn't getting your movement updates in time, causing it to freeze you in place.
The Symptom: High ping to your friend's specific Realm or third-party SMP host, but fine on other servers.
Sometimes your ISP has a highly inefficient, congested route to the specific datacenter hosting the server (like an AWS or OVH node).
This is known as a "ghost block" and is caused by packet loss. Your client places the block on your screen, but the data packet is dropped by your internet before it reaches the 20Hz server. The server then sends an update back to your client, overriding your screen and erasing the block.
Minecraft relies on extremely small data packets sent 20 times a second, not large downloads. Standard speed tests check bandwidth (TCP), not stability (UDP). If you have high jitter or packet loss, you will experience severe block lag even if you have gigabit fiber internet.
For casual survival, anything under 100ms is perfectly fine. For competitive PvP formats (like Bedwars, Skywars, or Crystal PvP), you want your ping under 50ms. High ping causes delayed hit registration, meaning you will take knockback (KB) before your own swings register.
This happens when your router or ISP drops communication with the server for several seconds. The Java server stops receiving your 20Hz tick updates, assumes your internet completely died, and forcibly drops the connection to save server resources.