Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 151.101.120.95 |
| CDN | CDN (MISS) |
|
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). |
|
ℹ 🔵 No Compression | The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage. |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 151.101.120.95
CDN CDN (MISS)
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).
ℹ 🔵 No Compression The server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage.
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://springeropen.com:443 | 301 | HTTP/2 301 |
| 2 | https://www.springeropen.com/ | 301 | HTTP/2 301 |
| 3 | https://link.springer.com/brands/springer | 200 | HTTP/2 200 |
#1 URL https://springeropen.com:443
HTTP Status Code 301
Status HTTP/2 301
#2 URL https://www.springeropen.com/
HTTP Status Code 301
Status HTTP/2 301
#3 URL https://link.springer.com/brands/springer
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 5.2 ms |
| TCP Connect | 6.5 ms |
| TLS Handshake | 8.8 ms |
| Time To First Byte (TTFB) | 95.5 ms |
| Content Download | 0 ms |
| Total Response Time | 95.5 ms |
DNS Lookup 5.2 ms
TCP Connect 6.5 ms
TLS Handshake 8.8 ms
Time To First Byte (TTFB) 95.5 ms
Content Download 0 ms
Total Response Time 95.5 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
SEO Quick Check
Title Client Challenge
Detected Technologies
| Technology | Google Analytics |
Technology Google Analytics
HTTP Headers
| Set-cookie
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| Content-type
| text/html; charset=utf-8 |
| Cache-control
| private, no-store |
| Accept-ranges
| bytes |
| Date
| Thu, 20 Aug 2026 17:12:07 GMT |
| Via
| 1.1 varnish |
| X-served-by
| cache-par-lfpg1960072-PAR, cache-par-lfpb1150065-PAR |
| X-cache
| MISS |
| X-cache-hits
| 0 |
| X-timer
| S1787245927.992133,VS0,VE76 |
| Vary
| Accept-Encoding |
| Alt-svc
| h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400 |
| Content-length
| 3038 |
Meta Tags
| Content-Security-Policy | default-src |
| Viewport | width=device-width, initial-scale=1 |
Set-cookie _fs_ch_st_FSBmUei20MqUiJb9=AbuNAEdwQBpjs_rnWq6IX7RPER5s4JBaBKTm6JH-6HPdXeQZ-WT_016pLgHR9tyENwRtXah4dsN6tMEg60600J9K5fQL-l5YD58SARvcmkEkH7HbjZaoYLyT43E_GRvgfyoUSuyDhvClnxj6NtxuwICBlXLYGnxc6T21prDMde7fILRiePkTb0f-rbhQQt1Z-QN4sigopyW0uErWJYdoiSClLp-UPYpfusv_LTPMRguXmWE3eOs7g7BAf6T-wK5DIRbF0aXYty1sPDfVsFBd2KDRcsDK58ZT_TWKUIe6hfyKTaa5sQkylSiUjYzJe7FC_9i7eA__vgbtCHL1O6DMCbjuoQKv8-qDDxIk1-8ZUGFbL0tfekYilFlKFZlHmV2r6UkodpGH0ucswyM=; Max-Age=10; HttpOnly; Path=/
Content-type text/html; charset=utf-8
Cache-control private, no-store
Accept-ranges bytes
Date Thu, 20 Aug 2026 17:12:07 GMT
Via 1.1 varnish
X-served-by cache-par-lfpg1960072-PAR, cache-par-lfpb1150065-PAR
X-cache MISS
X-cache-hits 0
X-timer S1787245927.992133,VS0,VE76
Vary Accept-Encoding
Alt-svc h3=":443";ma=86400,h3-29=":443";ma=86400,h3-27=":443";ma=86400
Content-length 3038
