Is Caltech Down? home page

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Are you having issues? Provide feedback to Caltech by selecting the option you are having issues with. problems reported in the last 24 hours

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Most reported problems Server Status

Response Header
HTTP headers carry information about the client browser, the requested page and the server status
HTTP/2 200 
date: Wed, 12 Apr 2023 22:25:05 GMT
content-type: text/html; charset=utf-8
cdn-cache-control: public, max-age=300
content-security-policy: child-src 'self' *; img-src 'self' data: * * * * *; frame-ancestors 'self' *; media-src 'self'; default-src 'self'; form-action 'self' *; font-src 'self'; object-src 'self'; style-src 'self' 'unsafe-inline' *; frame-src 'self' * * *; connect-src 'self'; base-uri 'self' *; script-src 'self' 'unsafe-inline' 'unsafe-eval' * * *; report-uri /_csp
x-frame-options: SAMEORIGIN
permissions-policy: accelerometer=(), camera=(), gyroscope=(), magnetometer=(), microphone=()
vary: Cookie,Accept-Encoding
x-content-type-options: nosniff
referrer-policy: strict-origin-when-cross-origin
cf-cache-status: HIT
age: 16
last-modified: Wed, 12 Apr 2023 22:24:49 GMT
server: cloudflare
cf-ray: 7b6ee21a6c4f1877-ATL

DNS Records
DNS Resource Records associated with a hostname

The DNS is up.   We have tried pinging There are no DNS Issues detected!

Type Name Value Class TTL
A IN 39598
NS IN 39598
NS IN 39598
NS IN 39598
NS IN 39598
NS IN 39598
HTTPS Encryption
HTTPS Encrypted.
Is Caltech safe?
Yes is Safe according to Google Safe Browsing
Response Time
The website responded in 1.45 seconds.
The size of the HTML webpage is 63.66 kB.
Text compression
Webpage is Compressed: The filesize is 63.66 kB.

How to Solve Down or Outage Issues

We have tried pinging using our servers and the server responded on time, indicating that there are no current problems today.

If is down for you too, the server might be overloaded or unreachable because of network problems, outages or a website maintenance is in progress.

If is UP for us but you cannot access it, try these solutions:

  1. Do a full Browser refresh of the site holding down CTRL + F5 keys at the same time on your browser
  2. Clear Your browser Cookies and Cache
  3. Fix DNS problems by Clearing your local DNS cache to make sure that you grab the most recent cache that your ISP has Location Map

  • City Portland

  • Region Oregon

  • Country United States
Portland latitude: 45.5235 longitude: -122.676

Caltech not working? Report a problem you're having

Site Excerpt Site is Down, Is Caltech Down?
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