Connected to Wi‑Fi but Windows has no internet access
I've been troubleshooting this PC for more than four hours. Initially it could not connect to Wi‑Fi at all, but after running several Command Prompt commands, including ipconfig…
DNS issues
Are the September 2026 Windows Server out-of-band patches still causing problems?
Has anyone else continued seeing issues after installing the September 2026 out-of-band updates for Windows Server? In my environment, RDP still fails intermittently, some servers require two or…
macOS Connectivity Problems When Tailscale MagicDNS and ThreatLocker Web Control Run Together
For the past few weeks, several macOS devices have experienced very slow internet access, random packet loss, and dropped connections when Tailscale is running with MagicDNS enabled alongside…
Fast internet, but websites and apps take a long time to start loading
My internet connection seems fast once things are running, but starting anything takes unusually long. New browser tabs and YouTube videos are slow to begin, while videos play…
Fast internet connection, but websites and apps take a long time to start loading
My internet connection seems fast once things get going, but starting anything is unusually slow. New browser tabs and YouTube videos take a long time to begin loading,…
Why can’t I access one website from my home computers?
I suddenly can't open hyperspacevault.com on any of the three computers in my home, including one that has never visited the site before. My phone can still access…
Windows 11 Can Ping IP Addresses but Cannot Resolve Hostnames
My Windows 11 desktop has suddenly stopped resolving domain names. I can ping public IP addresses, but hostnames fail, and I cannot load any websites. The problem happens…
Wi‑Fi Works on One Device but Not on Others—Could DHCP Be the Problem?
My Wi‑Fi suddenly stopped providing internet access to most of my devices. One Oppo phone still connects normally, but my Realme phone and PC do not. I've already…
Why are most websites loading without their CSS styling?
On nearly every website I visit, pages appear as plain, vertically stacked HTML, as if the CSS files are not loading. Some sites are almost entirely gray with…
Is ScreenConnect Experiencing a DNS Outage?
Our ScreenConnect cloud instance is currently unreachable. It appears to be a DNS-related problem: some public DNS resolvers return no record for our instance while others resolve it…
Windows Server 2022 Update Causing Authentication and DNS Permission Problems?
I installed KB5122882 last night and didn't notice any immediate problems. This morning, users started receiving login prompts when accessing mapped drives and folder redirections, but none of…
Wi-Fi Connects but Windows Says There’s No Internet
My computer has shown "Connected, no internet" for about three days. Other phones and computers work normally on the same router, and connecting this computer to my phone's…
Windows Server 2022 Update Causing DNS and Active Directory Access Issues?
After installing KB5122882 last night, users began receiving repeated credential prompts when accessing mapped drives and folder redirections, but none of their credentials were accepted. I can still…
Windows 11 connects to Wi‑Fi but has no internet on multiple networks
My Windows 11 laptop connects to Wi‑Fi and shows a strong signal, but Windows reports "No internet" and I can't browse. The problem happens on multiple networks, including…
Windows 11 Shows Wi‑Fi Connected but Nothing Can Reach the Internet
My custom-built Windows 11 PC suddenly started showing Wi‑Fi as connected and secured, but no applications or websites can access the internet. Discord cannot update, Steam will not…
Windows 11 Says Wi-Fi Is Connected, but Nothing Can Access the Internet
My custom-built Windows 11 PC suddenly stopped accessing the internet this week. Windows shows the Wi-Fi connection as secured and connected, but Discord cannot update, Steam will not…
Ethernet Shows Connected, but Browsers Lose Internet in My College Dorm
I recently moved into a college dorm and have been dealing with a strange network problem. My computer connects through Ethernet and can reach around 900 Mbps when…
Is Cogent experiencing an outage in Los Angeles?
Is anyone else seeing connectivity problems with Cogent in the Los Angeles area? I'm trying to determine whether this is a local issue or part of a broader…
What could make several unrelated AI services fail at the same time?
I was experimenting with four different large language model services this morning, and all of them stopped working at almost exactly the same time. A time-of-day traffic spike…
Aruba Instant On Cutover Breaks Connectivity Despite Working Staging Setup
We're migrating from UniFi switches to an Aruba Instant On design. The network includes stacks of 1960 switches, several 1930 switches, and fiber uplinks between parts of the…