Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 172.67.73.105 |
| Server Software | cloudflare |
| CDN | Cloudflare |
| Compression | gzip |
|
ℹ 🔵 Missing HSTS | HTTP Strict Transport Security is not configured. Recommended for HTTPS sites. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 172.67.73.105
Server Software cloudflare
CDN Cloudflare
Compression gzip
ℹ 🔵 Missing HSTS HTTP Strict Transport Security is not configured. Recommended for HTTPS sites.
Performance
| DNS Lookup | 30 ms |
| TCP Connect | 31.9 ms |
| TLS Handshake | 10.3 ms |
| Time To First Byte (TTFB) | 291.3 ms |
| Content Download | 48.4 ms |
| Total Response Time | 339.7 ms |
DNS Lookup 30 ms
TCP Connect 31.9 ms
TLS Handshake 10.3 ms
Time To First Byte (TTFB) 291.3 ms
Content Download 48.4 ms
Total Response Time 339.7 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✘ Not configured |
| CSP | ✔ 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 ✔ 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
Detected Technologies
| Technology | Google Analytics Cloudflare Hotjar |
Technology Google Analytics Cloudflare Hotjar
HTTP Headers
| Date
| Thu, 20 Aug 2026 09:22:11 GMT |
| Content-type
| text/html; charset=utf-8 |
| Server
| cloudflare |
| X-frame-options
| SAMEORIGIN |
| X-xss-protection
| 1; mode=block |
| X-content-type-options
| nosniff |
| X-download-options
| noopen |
| X-permitted-cross-domain-policies
| none |
| Referrer-policy
| strict-origin-when-cross-origin |
| Via
| 1.1 google |
| Cf-cache-status
| DYNAMIC |
| Age
| 24342 |
| Content-encoding
| gzip |
| Last-modified
| Thu, 20 Aug 2026 02:36:28 GMT |
| Vary
| accept-encoding |
| Surrogate-control
| max-age=432000 |
| Surrogate-key
| wf.codewars.com 6674f0cdb5b7b401612cf015 pageId:6674f0cdb5b7b401612cf017 6674f0cdb5b7b401612cf028 6674f0cdb5b7b401612cf02b |
| X-lambda-id
| 5695aad7-fc11-4f65-9791-51dff8d1a63a |
| X-wf-page-id
| ZnTwzbW3tAFhLPAX |
| X-wf-region
| us-east-1 |
| X-cluster-name
| us-east-1-prod-hosting-red |
| Cache-control
| max-age=0, private, must-revalidate |
| Set-cookie
| _session_id=5fb8015cae5dcdfe55d651919ad07dcf; path=/; expires=Sun, 23 Aug 2026 09:22:11 GMT; HttpOnly; SameSite=Lax |
| X-request-id
| 0ef4e57a-3c5e-43ad-a725-eff5752f60a1 |
| X-runtime
| 0.146322 |
| Content-security-policy
| frame-ancestors 'self'; |
| Nel
| {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800} |
| Report-to
| {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=1oslNdVuyFmYHgbQEgpweb5%2BinWihUQ%2F5uivgn53dG94setmgro3aVddXvDNJrtrl5HHi2AriR2hge%2BNTrGy3dF5S3Npalj137kWrOhXX1emL60U5hAF2aDLHPxyJOO4aL9lJ5K757N%2FEPPzAP4%3D"}]} |
| Cf-ray
| a2e05504b82045bc-CDG |
Meta Tags
Date Thu, 20 Aug 2026 09:22:11 GMT
Content-type text/html; charset=utf-8
Server cloudflare
X-frame-options SAMEORIGIN
X-xss-protection 1; mode=block
X-content-type-options nosniff
X-download-options noopen
X-permitted-cross-domain-policies none
Referrer-policy strict-origin-when-cross-origin
Via 1.1 google
Cf-cache-status DYNAMIC
Age 24342
Content-encoding gzip
Last-modified Thu, 20 Aug 2026 02:36:28 GMT
Vary accept-encoding
Surrogate-control max-age=432000
Surrogate-key wf.codewars.com 6674f0cdb5b7b401612cf015 pageId:6674f0cdb5b7b401612cf017 6674f0cdb5b7b401612cf028 6674f0cdb5b7b401612cf02b
X-lambda-id 5695aad7-fc11-4f65-9791-51dff8d1a63a
X-wf-page-id ZnTwzbW3tAFhLPAX
X-wf-region us-east-1
X-cluster-name us-east-1-prod-hosting-red
Cache-control max-age=0, private, must-revalidate
Set-cookie _session_id=5fb8015cae5dcdfe55d651919ad07dcf; path=/; expires=Sun, 23 Aug 2026 09:22:11 GMT; HttpOnly; SameSite=Lax
X-request-id 0ef4e57a-3c5e-43ad-a725-eff5752f60a1
X-runtime 0.146322
Content-security-policy frame-ancestors 'self';
Nel {"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Report-to {"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=1oslNdVuyFmYHgbQEgpweb5%2BinWihUQ%2F5uivgn53dG94setmgro3aVddXvDNJrtrl5HHi2AriR2hge%2BNTrGy3dF5S3Npalj137kWrOhXX1emL60U5hAF2aDLHPxyJOO4aL9lJ5K757N%2FEPPzAP4%3D"}]}
Cf-ray a2e05504b82045bc-CDG
