Technical Information
| HTTP Status Code | 403 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 104.18.1.220 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
🚫 🟡 HTTP 403 Error | The server returned a 403 error. Check the access configuration. |
|
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. |
HTTP Status Code 403
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 104.18.1.220
Server Software cloudflare
CDN Cloudflare
Compression gzip
🚫 🟡 HTTP 403 Error The server returned a 403 error. Check the access configuration.
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.
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://mattressfirm.com:443 | 301 | HTTP/2 301 |
| 2 | https://www.mattressfirm.com/ | 403 | HTTP/2 403 |
#1 URL https://mattressfirm.com:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.mattressfirm.com/
HTTP Status Code 403
Status HTTP/2 403
Performance
| DNS Lookup | 28.8 ms |
| TCP Connect | 30.7 ms |
| TLS Handshake | 8.7 ms |
| Time To First Byte (TTFB) | 47.1 ms |
| Content Download | 0.1 ms |
| Total Response Time | 47.2 ms |
DNS Lookup 28.8 ms
TCP Connect 30.7 ms
TLS Handshake 8.7 ms
Time To First Byte (TTFB) 47.1 ms
Content Download 0.1 ms
Total Response Time 47.2 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ⚠ Not configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | strict-origin-when-cross-origin |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✘ Not configured
CSP ⚠ Not configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Referrer Policy strict-origin-when-cross-origin
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
| Title | Attention Required! | Cloudflare |
| Robots Meta | noindex, nofollow |
Title Attention Required! | Cloudflare
Robots Meta noindex, nofollow
Detected Technologies
Technology Cloudflare
HTTP Headers
| Date | Thu, 20 Aug 2026 01:42:25 GMT |
| Content-type | text/html; charset=UTF-8 |
| Cache-control | private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0 |
| Expires | Thu, 01 Jan 1970 00:00:01 GMT |
| Referrer-policy | strict-origin-when-cross-origin |
| Server-timing | cfEdge;dur=3,cfOrigin;dur=0 |
| X-frame-options | SAMEORIGIN |
| Vary | accept-encoding |
| Set-cookie | __cf_bm=yL8s_FyErBKqnxevlOinHl6Ysl4l6Fe9u6iNYiRhLHE-1787190145.727272-1.0.1.1-2sADb9mIuNQSE18lHv9AOTkrR3xT.4xvaEDBAYLF2GTFapiMm0HGwMNVSyKtghARn3q9vx9ft6_Z62Kh13K7ODCDf_9e.RTBBYhpSfDrcuK5AnRPPiYqHlwG6_wvTLif; HttpOnly; SameSite=None; Secure; Path=/; Domain=www.mattressfirm.com; Expires=Thu, 20 Aug 2026 02:12:25 GMT |
| Expect-ct | max-age=86400, enforce |
| X-content-type-options | nosniff |
| X-xss-protection | 1; mode=block |
| X-0-geo-city | Paris |
| X-0-geo-country-code | FR |
| X-0-geo-latitude | 48.85341 |
| X-0-geo-longitude | 2.34880 |
| X-0-geo-postal-code | 75000 |
| X-0-geo-state-code | Île-de-France |
| Content-encoding | gzip |
| Server | cloudflare |
| Cf-ray | a2ddb38acad8d14e-CDG |
| Alt-svc | h3=":443"; ma=86400 |
Meta Tags
| Content-Type | text/html; charset=UTF-8 |
| X-UA-Compatible | IE=Edge |
| Robots | noindex, nofollow |
| Viewport | width=device-width,initial-scale=1 |
Date Thu, 20 Aug 2026 01:42:25 GMT
Content-type text/html; charset=UTF-8
Cache-control private, max-age=0, no-store, no-cache, must-revalidate, post-check=0, pre-check=0
Expires Thu, 01 Jan 1970 00:00:01 GMT
Referrer-policy strict-origin-when-cross-origin
Server-timing cfEdge;dur=3,cfOrigin;dur=0
X-frame-options SAMEORIGIN
Vary accept-encoding
Set-cookie __cf_bm=yL8s_FyErBKqnxevlOinHl6Ysl4l6Fe9u6iNYiRhLHE-1787190145.727272-1.0.1.1-2sADb9mIuNQSE18lHv9AOTkrR3xT.4xvaEDBAYLF2GTFapiMm0HGwMNVSyKtghARn3q9vx9ft6_Z62Kh13K7ODCDf_9e.RTBBYhpSfDrcuK5AnRPPiYqHlwG6_wvTLif; HttpOnly; SameSite=None; Secure; Path=/; Domain=www.mattressfirm.com; Expires=Thu, 20 Aug 2026 02:12:25 GMT
Expect-ct max-age=86400, enforce
X-content-type-options nosniff
X-xss-protection 1; mode=block
X-0-geo-city Paris
X-0-geo-country-code FR
X-0-geo-latitude 48.85341
X-0-geo-longitude 2.34880
X-0-geo-postal-code 75000
X-0-geo-state-code Île-de-France
Content-encoding gzip
Server cloudflare
Cf-ray a2ddb38acad8d14e-CDG
Alt-svc h3=":443"; ma=86400
