Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 23.185.0.3 |
| Server Software | nginx |
| CDN | CDN (HIT, MISS) |
| Compression | gzip |
|
🔒 🟡 Mixed Content (1 HTTP resources) | The page is served over HTTPS but loads 1 resource(s) over HTTP. This may be blocked in modern browsers. |
|
ℹ 🔵 Missing Content Security Policy | CSP is not configured. It helps prevent XSS attacks and content injection. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 23.185.0.3
Server Software nginx
CDN CDN (HIT, MISS)
Compression gzip
🔒 🟡 Mixed Content (1 HTTP resources) The page is served over HTTPS but loads 1 resource(s) over HTTP. This may be blocked in modern browsers.
ℹ 🔵 Missing Content Security Policy CSP is not configured. It helps prevent XSS attacks and content injection.
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://sfusd.edu:443 | 301 | HTTP/2 301 |
| 2 | https://www.sfusd.edu/ | 200 | HTTP/2 200 |
#1 URL https://sfusd.edu:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.sfusd.edu/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 204.7 ms |
| TCP Connect | 205.4 ms |
| TLS Handshake | 4.8 ms |
| Time To First Byte (TTFB) | 309.7 ms |
| Content Download | 0.9 ms |
| Total Response Time | 310.5 ms |
DNS Lookup 204.7 ms
TCP Connect 205.4 ms
TLS Handshake 4.8 ms
Time To First Byte (TTFB) 309.7 ms
Content Download 0.9 ms
Total Response Time 310.5 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31622400; includeSubDomains; preload |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31622400; includeSubDomains; preload
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | San Francisco Public Schools | SFUSD |
| Meta Description | San Francisco Unified School District (SFUSD) is the seventh largest school district in California, educating around 50,000 students every year. San Francisco is both a city and a county; therefore, SFUSD administers both the school district and the San Francisco County Office of Education (COE). This makes SFUSD a "single district county." |
| Canonical | https://www.sfusd.edu/ |
Title San Francisco Public Schools | SFUSD
Meta Description San Francisco Unified School District (SFUSD) is the seventh largest school district in California, educating around 50,000 students every year. San Francisco is both a city and a county; therefore, SFUSD administers both the school district and the San Francisco County Office of Education (COE). This makes SFUSD a "single district county."
Canonical https://www.sfusd.edu/
Detected Technologies
| Technology | Drupal Google Analytics Google Tag Manager Nginx Node.js |
Technology Drupal Google Analytics Google Tag Manager Nginx Node.js
HTTP Headers
| Cache-control
| max-age=900, public |
| Content-encoding
| gzip |
| Content-language
| en |
| Content-type
| text/html; charset=UTF-8 |
| Etag
| W/"1784590922" |
| Expires
| Sun, 19 Nov 1978 05:00:00 GMT |
| Last-modified
| Mon, 20 Jul 2026 23:42:02 GMT |
| Server
| nginx |
| Strict-transport-security
| max-age=31622400; includeSubDomains; preload |
| X-content-type-options
| nosniff |
| X-drupal-dynamic-cache
| HIT |
| X-frame-options
| SAMEORIGIN |
| X-generator
| Drupal 10 (https://www.drupal.org) |
| X-pantheon-styx-hostname
| styx-us-a-7ffbcf568d-gscvm |
| X-styx-req-id
| 9b5ca87d-8494-11f1-91b7-3e3ab8751c09 |
| Date
| Mon, 20 Jul 2026 23:53:38 GMT |
| X-served-by
| cache-chi-kigq8000051-CHI, cache-par-lfpg1960079-PAR |
| X-cache
| HIT, MISS |
| X-cache-hits
| 33, 0 |
| X-timer
| S1784591619.625111,VS0,VE98 |
| Vary
| Accept-Encoding, Cookie, Cookie, Cookie |
| Age
| 696 |
| Accept-ranges
| bytes |
| Via
| 1.1 varnish, 1.1 varnish |
| Content-length
| 33138 |
Meta Tags
| Description | San Francisco Unified School District (SFUSD) is the seventh largest school district in California, educating around 50,000 students every year. San Francisco is both a city and a county; therefore, SFUSD administers both the school district and the San Francisco County Office of Education (COE). This makes SFUSD a "single district county." |
| Generator | Drupal 10 (https://www.drupal.org) |
| MobileOptimized | width |
| HandheldFriendly | true |
| Viewport | width=device-width, initial-scale=1.0 |
Cache-control max-age=900, public
Content-encoding gzip
Content-language en
Content-type text/html; charset=UTF-8
Etag W/"1784590922"
Expires Sun, 19 Nov 1978 05:00:00 GMT
Last-modified Mon, 20 Jul 2026 23:42:02 GMT
Server nginx
Strict-transport-security max-age=31622400; includeSubDomains; preload
X-content-type-options nosniff
X-drupal-dynamic-cache HIT
X-frame-options SAMEORIGIN
X-generator Drupal 10 (https://www.drupal.org)
X-pantheon-styx-hostname styx-us-a-7ffbcf568d-gscvm
X-styx-req-id 9b5ca87d-8494-11f1-91b7-3e3ab8751c09
Date Mon, 20 Jul 2026 23:53:38 GMT
X-served-by cache-chi-kigq8000051-CHI, cache-par-lfpg1960079-PAR
X-cache HIT, MISS
X-cache-hits 33, 0
X-timer S1784591619.625111,VS0,VE98
Vary Accept-Encoding, Cookie, Cookie, Cookie
Age 696
Accept-ranges bytes
Via 1.1 varnish, 1.1 varnish
Content-length 33138
