Check if Vercel SFO1 - San Francisco, CA, USA is down, recent outages, user-reported issues, and outages map.
Vercel SFO1 - San Francisco, CA, USA is working normally
Last checked from Vercel's status page
This chart displays the number of user-reported issues over the past 24 hours, grouped into 20-minute intervals. It's normal to see occasional reports, which may be due to individual user issues rather than a broader problem. We only consider an issue widespread if there are multiple reports within a short timeframe.
IsDown has tracked 15 incidents for Vercel SFO1 - San Francisco, CA, USA since started monitoring Vercel status in June 2021. We collect data from 4484+ services, and normalize the data to give you a clear picture of the impact of the outage.
| Date | Status | Incident | Duration |
|---|---|---|---|
|
Mar 11, 2025
06:25 AM UTC
|
Minor | Increased latency and connection errors in multiple regions | about 1 hour |
|
Jun 18, 2024
05:33 PM UTC
|
Major | Broken Assets | about 3 hours |
|
Apr 09, 2024
03:37 AM UTC
|
Minor | Increased 5xx errors in sfo1 (San Francisco, USA) | about 2 hours |
|
Apr 07, 2024
04:15 PM UTC
|
Minor | Elevated latencies when serving static assets | about 2 hours |
|
Jan 17, 2024
09:39 PM UTC
|
Minor | Elevated reports of 500 error rates on edge requests | about 1 hour |
|
Dec 15, 2023
10:04 PM UTC
|
Minor | Increased Edge Function Invocation Failures in sfo1 | about 1 hour |
|
Nov 28, 2023
08:06 AM UTC
|
Minor | Increased TLS handshake latency | about 2 hours |
|
Nov 25, 2023
09:35 AM UTC
|
Minor | Increased TLS handshake latency | about 1 hour |
|
Oct 27, 2023
03:59 PM UTC
|
Minor | Degraded performance in SFO1, CLE1 and IAD1 regions | about 3 hours |
|
Aug 19, 2023
03:14 AM UTC
|
Minor | Elevated error rate for Streaming Serverless Functions | about 1 hour |
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Services commonly monitored together with Vercel
Vercel SFO1 - San Francisco, CA, USA isn't down. You can check Vercel SFO1 - San Francisco, CA, USA status and incident details on the top of the page. IsDown continuously monitors Vercel SFO1 - San Francisco, CA, USA official status page every few minutes. In the last 24 hours, there were 0 outages reported.
Vercel SFO1 - San Francisco, CA, USA is currently operational. You can check Vercel SFO1 - San Francisco, CA, USA status and incident details on the top of the page. The status is updated in almost real-time, and you can see the latest outages and issues affecting customers.
No, there is no ongoing official outage. Check on the top of the page if there are any reported problems by other users.
Currently there's no report of Vercel SFO1 - San Francisco, CA, USA being slow. Check on the top of the page if there are any reported problems by other users.
IsDown monitors the Vercel SFO1 - San Francisco, CA, USA official status page every few minutes. We also get reports from users like you. If there are enough reports about an outage, we'll show it on the top of the page.
Vercel SFO1 - San Francisco, CA, USA last outage was on March 11, 2025 with the title "Increased latency and connection errors in multiple regions"
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The Status Aggregator brings you the convenience of monitoring all your critical services in one place, eliminating the need to check the status on multiple websites. It ensures timely alerts on service disruptions, helping you quickly address issues and minimize operational impacts.
IsDown and DownDetector help users determine if a service is having problems. The big difference is that IsDown is a status page aggregator. IsDown monitors a service's official status page to give our customers a more reliable source of information. The integration allows us to provide more details about the outage, like incident title, description, updates, and the parts of the affected service. Additionally, users can create internal status pages and set up notifications for all their third-party services.
IsDown offers an easy way to monitor Vercel with maximum flexibility
IsDown monitors SFO1 - San Francisco, CA, USA for major outages. A major outage is when SFO1 - San Francisco, CA, USA experiences a critical issue that severely affects one or more services/regions. When Vercel marks an incident as a major outage, IsDown updates its internal status, the customer status page and dashboard. Depending on the customer settings, IsDown will also send notifications.
IsDown monitors Vercel status page for minor outages. A minor outage is when SFO1 - San Francisco, CA, USA experiences a small issue affecting a small percentage of its customer's applications. An example is the performance degradation of an application. When a minor outage occurs, IsDown updates its internal status and shares that information on the customer status page. Depending on the customer settings, IsDown will also send notifications.
IsDown collects all information from the outages published in Vercel status page to provide the most accurate information. If available, we gather the title, description, time of the outage, status, and outage updates. Another important piece of information is the affected services/regions which we use to filter the notifications that impact your business.
Vercel publishes scheduled maintenance events on their status page. IsDown collects all the information for each event and creates a feed that people can follow to ensure they are not surprised by unexpected downtime or problems. We also send the feed in our weekly report, alerting the next maintenances that will take place.
IsDown monitors Vercel and all their 59 components that can be affected by an outage. IsDown allows you to filter the notifications and status page alerts based on the components you care about. For example, you can choose which components or regions affect your business and filter out all other outages. This way you avoid alert fatigue in your team.
Vercel and other vendors don't always report outages on time. Our crowdsourced status platform helps you stay ahead of outages. Users report issues and outages, sharing details on what problems they are facing. We use that info to provide early signs of outages. This way, even without an official update, you can stay ahead of possible problems.
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