HTTP/2 stream 0 was not closed cleanly: INTERNAL_ERROR (err 2)
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 Address23.222.250.236 Server SoftwareAkamaiGHost ⚠ 🔴Connection ErrorHTTP/2 stream 0 was not closed cleanly: INTERNAL_ERROR (err 2) 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
17.7 ms
TCP Connect
31 ms
TLS Handshake
17.6 ms
Time To First Byte (TTFB)
63.2 ms
Content Download
0 ms
Total Response Time
63.3 ms
DNS Lookup17.7 ms TCP Connect31 ms TLS Handshake17.6 ms Time To First Byte (TTFB)63.2 ms Content Download0 ms Total Response Time63.3 ms
Security
HTTPS
✔ Enabled
HSTS
✔ max-age=86400
CSP
⚠ Not configured
X-Frame-Options
⚠ Not configured
X-Content-Type-Options
⚠ Not configured
HTTP/2
⚠ HTTP/1.1
HTTPS✔ Enabled HSTS✔ max-age=86400 CSP⚠ Not configured X-Frame-Options⚠ Not configured X-Content-Type-Options⚠ Not configured HTTP/2⚠ HTTP/1.1
HTTP Headers
Server
AkamaiGHost
Content-length
0
Location
https://www.asos.com/?
Expires
Thu, 20 Aug 2026 04:49:18 GMT
Cache-control
max-age=0, no-cache, no-store
Pragma
no-cache
Date
Thu, 20 Aug 2026 04:49:18 GMT
Strict-transport-security
max-age=86400
ServerAkamaiGHost Content-length0 Locationhttps://www.asos.com/? ExpiresThu, 20 Aug 2026 04:49:18 GMT Cache-controlmax-age=0, no-cache, no-store Pragmano-cache DateThu, 20 Aug 2026 04:49:18 GMT Strict-transport-securitymax-age=86400