Summary
A Concise Overview of the scan result of url https://www.duangonline.net/
- Document
- HTML
- 2
- StyleSheets
- 2
- Scripts
- 9
- Font
- 2
- Images
- 1
- Links
- 0
- JavaScript Variables
- 15
- Console log messages
- 0
- Network
- Requests
- 16
- Bytes Transferred
- 251.41KB
- Bytes Total
- 804.81KB
- DNS Record
- CNAME Record
- 2
- A Record
- 2
- Technology
- PaaS
- 1
- Security
- 1
Document
Links
The outgoing links identified from the page.
| Link | Text |
|---|
JavaScript Variables
Global JavaScript variables are variables that are defined outside of any function or block scope in JavaScript.
Technology
The technologies identified are present on the scanned URL.
| Name | Description | Detected patterns |
|---|---|---|
| Security | ||
| HTTP Strict Transport Security (HSTS) informs browsers that the site should only be accessed using HTTPS. | Type: headers Name: strict-transport-security Regex: (?:) | |
| PaaS | ||
Vercel | Vercel is a cloud platform for static frontends and serverless functions. | Type: headers Name: x-vercel-id Regex: ^now|Vercel$ |
Performance
The speed and efficiency of the scanned URL loads and displays its content.
- dns
- 1 msGood
- tcp
- 70 msGood
- requestTime
- 3 msGood
- dom
- 322 msGood
DNS Record
A DNS record maps a domain name to an IP address or other resource information.
| Type | Name | Content | DNSSEC |
|---|---|---|---|
| CNAME | www.duangonline.net | 7fe83897ca292847.vercel-dns-016.com. | no |
| A | 7fe83897ca292847.vercel-dns-016.com | 216.150.1.65 | no |
| A | 7fe83897ca292847.vercel-dns-016.com | 216.150.16.65 | no |
| CNAME | www.duangonline.net | 7fe83897ca292847.vercel-dns-016.com. | no |
SSL Certificate
An SSL certificate is a digital certificate that verifies the authenticity and encrypts the communication between a website and its visitors.
| Subject | Issue date | Expiry date | Valid |
|---|---|---|---|
www.duangonline.net | 10/19/2025 | 10/20/2026 | 1 year 1 day |
HTTP Headers
HTTP Header
An HTTP header is a component of an HTTP request or response that contains additional information about the message being sent or received.
| Name | Value |
|---|---|
| Access-Control-Allow-Origin | * |
| Age | 245 |
| Cache-Control | public, max-age=0, must-revalidate |
| Content-Disposition | inline |
| Content-Encoding | br |
| Content-Type | text/html; charset=utf-8 |
| Date | Mon, 20 Oct 2025 05:43:44 GMT |
| Etag | W/"fb0c1c65979add78e6d0e5b88022e16d" |
| Server | Vercel |
| Strict-Transport-Security | max-age=63072000 |
| Transfer-Encoding | chunked |
| Vary | rsc, next-router-state-tree, next-router-prefetch, next-router-segment-prefetch |
| X-Matched-Path | / |
| X-Nextjs-Prerender | 1 |
| X-Nextjs-Stale-Time | 300 |
| X-Vercel-Cache | HIT |
| X-Vercel-Id | sfo1::86zs9-1760939024163-ad541e2836e1 |
Content Security Policy
Content Security Policy (CSP) is a security mechanism that helps prevent cross-site scripting (XSS) and other code injection attacks by specifying which content sources are allowed to be loaded on a web page.
| Name | Value |
|---|
Cookies
Cookies are small pieces of data stored on a user's web browser to track and remember information about their browsing activity on a website.
| Name | Value | Domain/Path | Expires | Secure | HTTP Only |
|---|