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    ⚡ Real-World Wi-Fi Fix

    Keep Your Router & Fiber ONT Online During Power Cuts

    Check 12V Mini-UPS Deals →

    Fiber lines and 5G cellular towers almost always have generator backup and keep running during grid power blips. Connecting your Wi-Fi router and fiber modem (ONT) to an inexpensive 12V DC Mini-UPS or APC battery backup keeps your home Wi-Fi and Zoom calls alive for 4–6 hours with zero reboot downtime.

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    1. Mains Power Flickers Grid outage or generator transfer switch drops AC voltage.
    🔋
    2. Mini-UPS Instant Switch 0ms transfer time powers both 12V router and fiber ONT.
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    3. Continuous 4-6h Wi-Fi Zero connection drop, no waiting 3 minutes for router reboot.
    APC 12V Router Mini-UPS → CyberPower 1500VA Sine UPS → Dual-Output 12V/9V ONT UPS → NETGEAR 4G LTE Failover Modem → GL.iNet Flint 2 Dual-WAN Router → EcoFlow LiFePO4 10-Hour Backup → Surge & Brownout Protector → USB Powerbank-to-12V Router Cable →

    Your connection

    All details →
    Your public IP address
    Internet provider
    Approximate location
    IPv4
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    APC 12V Router Mini-UPS → CyberPower 1500VA Sine UPS → Dual-Output 12V/9V ONT UPS → NETGEAR 4G LTE Failover Modem → GL.iNet Flint 2 Dual-WAN Router → EcoFlow LiFePO4 10-Hour Backup → Surge & Brownout Protector → USB Powerbank-to-12V Router Cable →

    Speed test

    Tests against Cloudflare's nearest data center
    0 Mbps
    Ready when you are

    Takes about 20 seconds · uses roughly 20–400 MB of data

    Ping –ms jitter –
    Download –Mbps  
    Upload –Mbps  
    Bufferbloat – lag when busy

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    Checked from Cloudflare's network and from your own connection. Something not loading? See if it's just you.

    APC 12V Router Mini-UPS → CyberPower 1500VA Sine UPS → Dual-Output 12V/9V ONT UPS → NETGEAR 4G LTE Failover Modem → GL.iNet Flint 2 Dual-WAN Router → EcoFlow LiFePO4 10-Hour Backup → Surge & Brownout Protector → USB Powerbank-to-12V Router Cable →
    Connection monitor Keep a tab open and get alerted the moment your internet drops. Export an outage log for your provider. Fastest providers near you See how your internet provider ranks against others in your country, based on real tests. Fix my internet A step-by-step guide for no internet, slow Wi-Fi, DNS errors and dropping connections. VPN & privacy check Is your VPN leaking your real IP through WebRTC? Find out in seconds.
    APC 12V Router Mini-UPS → CyberPower 1500VA Sine UPS → Dual-Output 12V/9V ONT UPS → NETGEAR 4G LTE Failover Modem → GL.iNet Flint 2 Dual-WAN Router → EcoFlow LiFePO4 10-Hour Backup → Surge & Brownout Protector → USB Powerbank-to-12V Router Cable →

    Questions people ask

    How do I know if my internet is working?

    Open is-my-internet-working.com. If the page says "Yes", your device can reach the internet. We confirm it by timing requests to Cloudflare's nearest data center and to several major websites, and we tell you if only some of them fail, which usually points to a DNS or network filtering problem.

    Why is my internet connected but not working?

    Usually the router has lost its connection to your internet provider, DNS is failing, or a hotel or airport network wants you to sign in first. Restart your router (unplug it for 30 seconds), try another DNS such as 1.1.1.1, and open any website to trigger a sign-in page. Our step-by-step guide at /fix/ walks through every case.

    Is a website down for everyone or just me?

    Use our "Is it down?" checker. We test the site from Cloudflare's global network and from your own connection at the same time. If it works for us but not for you, the problem is on your side (DNS, network block, VPN or browser extension).

    What is a good internet speed?

    For one person, 25 Mbps download handles 4K streaming and 10 Mbps upload handles HD video calls comfortably. Families with several streams and gamers benefit from 100 Mbps or more. For gaming, a ping under 50 ms and jitter under 10 ms matter more than raw speed.

    Do you store my IP address?

    No. Your IP address and location are shown only to you. Speed test results are saved anonymously (country, internet provider and speeds, never your IP) to power the rankings.

    APC 12V Router Mini-UPS → CyberPower 1500VA Sine UPS → Dual-Output 12V/9V ONT UPS → NETGEAR 4G LTE Failover Modem → GL.iNet Flint 2 Dual-WAN Router → EcoFlow LiFePO4 10-Hour Backup → Surge & Brownout Protector → USB Powerbank-to-12V Router Cable →