HTTP/2 stream 0 was not closed cleanly: INTERNAL_ERROR (err 2)
ℹ 🔵Missing HSTS
HTTP Strict Transport Security is not configured. Recommended for HTTPS sites.
ℹ 🔵Missing Content Security Policy
CSP is not configured. It helps prevent XSS attacks and content injection.
ℹ 🔵Missing X-Frame-Options
The site can be embedded in iframes by third parties (clickjacking risk).
HTTP Status Code301 (Redirect) HTTP VersionHTTP/1.1 HTTPS✔ Available IP Address57.182.193.224 Server Softwareawselb/2.0 ⚠ 🔴Connection ErrorHTTP/2 stream 0 was not closed cleanly: INTERNAL_ERROR (err 2) ℹ 🔵Missing HSTSHTTP Strict Transport Security is not configured. Recommended for HTTPS sites. ℹ 🔵Missing Content Security PolicyCSP is not configured. It helps prevent XSS attacks and content injection. ℹ 🔵Missing X-Frame-OptionsThe site can be embedded in iframes by third parties (clickjacking risk).
Performance
DNS Lookup
4.1 ms
TCP Connect
225.1 ms
TLS Handshake
226.5 ms
Time To First Byte (TTFB)
694.9 ms
Content Download
0 ms
Total Response Time
695 ms
DNS Lookup4.1 ms TCP Connect225.1 ms TLS Handshake226.5 ms Time To First Byte (TTFB)694.9 ms Content Download0 ms Total Response Time695 ms
Security
HTTPS
✔ Enabled
HSTS
✘ Not configured
CSP
⚠ Not configured
X-Frame-Options
⚠ Not configured
X-Content-Type-Options
⚠ Not configured
HTTP/2
⚠ HTTP/1.1
HTTPS✔ Enabled HSTS✘ Not configured CSP⚠ Not configured X-Frame-Options⚠ Not configured X-Content-Type-Options⚠ Not configured HTTP/2⚠ HTTP/1.1
HTTP Headers
Server
awselb/2.0
Date
Thu, 20 Aug 2026 03:25:55 GMT
Content-type
application/octet-stream
Content-length
1
Location
https://www.acer.com/
Serverawselb/2.0 DateThu, 20 Aug 2026 03:25:55 GMT Content-typeapplication/octet-stream Content-length1 Locationhttps://www.acer.com/
