Technical Information
| HTTP Status Code | 200 |
| HTTP Version | HTTP/1.1 |
| HTTPS | ✔ Available |
| IP Address | 34.169.83.167 |
| Server Software | Apache |
| Compression | gzip |
HTTP Status Code 200
HTTP Version HTTP/1.1
HTTPS ✔ Available
IP Address 34.169.83.167
Server Software Apache
Compression gzip
Redirect Chain
| # | URL | HTTP Status Code | Status |
| 1 | https://oreilly.com:443 | 301 | HTTP/1.1 301 Moved Permanently |
| 2 | https://www.oreilly.com/ | 200 | HTTP/2 200 |
#1 URL https://oreilly.com:443
HTTP Status Code 301
Status HTTP/1.1 301 Moved Permanently
#2 URL https://www.oreilly.com/
HTTP Status Code 200
Status HTTP/2 200
Performance
| DNS Lookup | 22.7 ms |
| TCP Connect | 23.8 ms |
| TLS Handshake | 4.2 ms |
| Time To First Byte (TTFB) | 54.5 ms |
| Content Download | 1.5 ms |
| Total Response Time | 56 ms |
DNS Lookup 22.7 ms
TCP Connect 23.8 ms
TLS Handshake 4.2 ms
Time To First Byte (TTFB) 54.5 ms
Content Download 1.5 ms
Total Response Time 56 ms
Security
| HTTPS | ✔ Enabled |
| HSTS | ✔ max-age=31536000; includeSubDomains |
| CSP | ✔ Configured |
| X-Frame-Options | ✔ SAMEORIGIN |
| X-Content-Type-Options | ✔ nosniff |
| Referrer Policy | strict-origin |
| HTTP/2 | ⚠ HTTP/1.1 |
HTTPS ✔ Enabled
HSTS ✔ max-age=31536000; includeSubDomains
CSP ✔ Configured
X-Frame-Options ✔ SAMEORIGIN
X-Content-Type-Options ✔ nosniff
Referrer Policy strict-origin
HTTP/2 ⚠ HTTP/1.1
SEO Quick Check
Detected Technologies
| Technology | jQuery Google Analytics Google Tag Manager Apache PHP |
Technology jQuery Google Analytics Google Tag Manager Apache PHP
HTTP Headers
| Server
| Apache |
| Content-security-policy
| default-src https://www.oreilly.com/WRu2-cs7cr86/36/s9_kVgYulL/DQ7ppw7V/GkghMAE/EjcDKiU/0bBAM https://www.oreilly.com/WRu2-cs7cr86/36/s9_kVgYulL/DQ7ppw7V/GkghMAE/EjcDKiU/0bBAM https://www.oreilly.com/WRu2-cs7cr86/36/s9_kVgYulL/9c7ppwNSGzStJz/VzsYMAE/cwpTXzI/iRh4B https://www.oreilly.com * 'unsafe-inline' 'unsafe-eval' data: blob: android-webview-video-poster: moz-extension: ms-browser-extension: chrome-extension: ios-log:; |
| Last-modified
| Tue, 21 Jul 2026 10:07:38 GMT |
| Accept-ranges
| bytes |
| Vary
| Accept-Encoding |
| Content-type
| text/html |
| X-akamai-transformed
| 0 - 0 - |
| Content-encoding
| gzip |
| Cache-control
| max-age=12950 |
| Expires
| Tue, 21 Jul 2026 22:04:54 GMT |
| Date
| Tue, 21 Jul 2026 18:29:04 GMT |
| Content-length
| 41102 |
| Set-cookie
| bm_sz=C5E8B2FB09EFF6F1D2E16C112ADDCC07~YAAQ2IMQAjloeUafAQAAG0nwhQBDbAJZQOJHC52TxF8+YnlnaxZjkCpjPVaqXExC8TsUZREDE7hSkcVOd9wjVn7Jr/QImKQA+cpnCSTUVXRTSPYlXgqiw9oGwdHySAT013kBoZCCN3RAOS6NvGhHRz2mD1nq1YlvkzaMAT+BHVPOhmVE5OsOZD36ibNYbUVzdo8dHMTa8eysRlzs2cDqzeFZdNUOtqU6DF7Pb1wi0/OrkRypDFqWexySbUWuQXQhRlLdKzmzVe2JYnzBY3FkRBGzi2MXUdIeVNug9cqPmw+Sdq+dAMuKiatra0FO/JrhKZslc3aC+I/0NIQjuUSJ3X99nWsTWZNmUILzZ8hSgPKfDyHUx90azpoX0ot5TTXTN6N1Xk+ukBIrrhtbM0QPisdQNO/N3H2SYKw6wrZpdEGux1ggWs/j~4469829~3749701; Domain=.oreilly.com; Path=/; Expires=Tue, 21 Jul 2026 22:29:04 GMT; Max-Age=14400 |
| Referrer-policy
| strict-origin |
| Strict-transport-security
| max-age=31536000; includeSubDomains |
| X-content-type-options
| nosniff |
| X-frame-options
| SAMEORIGIN |
Meta Tags
| Description | Build the skills your teams need. Give them the O |
| Date | 2026-07-21 |
| Search_date | 2025-07-18 |
| Search-title | O |
| Pagename | O |
| Site | O |
| X-UA-Compatible | IE=edge |
| Viewport | width=device-width, initial-scale=1 |
| Language_name | English |
| Native_language_name | English |
| Format-detection | telephone=no |
Server Apache
Content-security-policy default-src https://www.oreilly.com/WRu2-cs7cr86/36/s9_kVgYulL/DQ7ppw7V/GkghMAE/EjcDKiU/0bBAM https://www.oreilly.com/WRu2-cs7cr86/36/s9_kVgYulL/DQ7ppw7V/GkghMAE/EjcDKiU/0bBAM https://www.oreilly.com/WRu2-cs7cr86/36/s9_kVgYulL/9c7ppwNSGzStJz/VzsYMAE/cwpTXzI/iRh4B https://www.oreilly.com * 'unsafe-inline' 'unsafe-eval' data: blob: android-webview-video-poster: moz-extension: ms-browser-extension: chrome-extension: ios-log:;
Last-modified Tue, 21 Jul 2026 10:07:38 GMT
Accept-ranges bytes
Vary Accept-Encoding
Content-type text/html
X-akamai-transformed 0 - 0 -
Content-encoding gzip
Cache-control max-age=12950
Expires Tue, 21 Jul 2026 22:04:54 GMT
Date Tue, 21 Jul 2026 18:29:04 GMT
Content-length 41102
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Referrer-policy strict-origin
Strict-transport-security max-age=31536000; includeSubDomains
X-content-type-options nosniff
X-frame-options SAMEORIGIN
