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 Code200 HTTP VersionHTTP/1.1 HTTPS✔ Available IP Address209.148.110.246 Server SoftwareApache 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). ℹ 🔵No CompressionThe server does not use Gzip or Brotli. Enable compression to reduce bandwidth usage.
Redirect Chain
#
URL
HTTP Status Code
Status
1
https://ntp.org:443
302
HTTP/1.1 302 Found
2
https://www.ntp.org/
200
HTTP/1.1 200 OK
#1 URLhttps://ntp.org:443 HTTP Status Code302 StatusHTTP/1.1 302 Found #2 URLhttps://www.ntp.org/ HTTP Status Code200 StatusHTTP/1.1 200 OK
Performance
DNS Lookup
223.3 ms
TCP Connect
384.2 ms
TLS Handshake
326.4 ms
Time To First Byte (TTFB)
956.8 ms
Content Download
0.1 ms
Total Response Time
956.9 ms
DNS Lookup223.3 ms TCP Connect384.2 ms TLS Handshake326.4 ms Time To First Byte (TTFB)956.8 ms Content Download0.1 ms Total Response Time956.9 ms
Security
HTTPS
✔ Enabled
HSTS
✔ max-age-16000000; includeSubDomains; preload;
CSP
⚠ Not configured
X-Frame-Options
⚠ Not configured
X-Content-Type-Options
⚠ Not configured
HTTP/2
⚠ HTTP/1.1
HTTPS✔ Enabled HSTS✔ max-age-16000000; includeSubDomains; preload; CSP⚠ Not configured X-Frame-Options⚠ Not configured X-Content-Type-Options⚠ Not configured HTTP/2⚠ HTTP/1.1
SEO Quick Check
Title
NTP: Network Time Protocol
Meta Description
The NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase.
Canonical
https://www.ntp.org/
Robots Meta
INDEX, FOLLOW
Open Graph Title
NTP: Network Time Protocol
Open Graph Description
The NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase.
The NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase.
TitleNTP: Network Time Protocol Meta DescriptionThe NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase. Canonicalhttps://www.ntp.org/ Robots MetaINDEX, FOLLOW Open Graph TitleNTP: Network Time Protocol Open Graph DescriptionThe NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase. Open Graph Imagehttps://www.ntp.org/images/NTPLogo800x418.webp Twitter Cardsummary_large_image Twitter TitleNTP: Network Time Protocol Twitter DescriptionThe NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase. Twitter Imagehttps://www.ntp.org/images/NTPLogo800x418.webp
Detected Technologies
Technology
Google AnalyticsGoogle Tag ManagerApache
TechnologyGoogle AnalyticsGoogle Tag ManagerApache
HTTP Headers
Date
Fri, 21 Aug 2026 09:33:06 GMT
Server
Apache
Last-Modified
Thu, 02 Jul 2026 16:30:55 GMT
ETag
"239a-655a3550acf57"
Accept-Ranges
bytes
Content-Length
9114
Content-Type
text/html
Strict-Transport-Security
max-age-16000000; includeSubDomains; preload;
Meta Tags
ROBOTS
INDEX, FOLLOW
Viewport
width=device-width, initial-scale=1
Description
The NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase.
ROBOTSINDEX, FOLLOW Og:titleNTP: Network Time Protocol Og:descriptionThe NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase. Og:typewebsite Og:urlhttps://www.ntp.org/ Og:imagehttps://www.ntp.org/images/NTPLogo800x418.webp Og:site_nameNTP: Network Time Protocol Twitter:cardsummary_large_image Twitter:imagehttps://www.ntp.org/images/NTPLogo800x418.webp Twitter:titleNTP: Network Time Protocol Twitter:descriptionThe NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase. Viewportwidth=device-width, initial-scale=1 DescriptionThe NTP Project conducts Research and Development in NTP, a protocol designed to synchronize the clocks of computers over a network to a common timebase. GeneratorHugo 0.83.1