tencent cloud

Content Delivery Network

Updates and Announcements
Release Notes
Announcements
User Tutorial
Product Introduction
Product Overview
Strengths
Use Cases
Term
Use Limits
CDN Performance Descriptions (Spot-check)
Purchase Guide
CDN Purchase Guide
ECDN Purchase Guide
Getting Started
Configuring CDN from Scratch
Adding Domain Names
CNAME Configuration
Domain Name Ownership Verification
FAQs about Domain Name Connection
Configuration Guide
Domain Management
Domain Name Configurations
Statistical Analysis
Purge and Prefetch
Log Management
EdgeOne
Service Query
Offline Cache
Permission Management
Permission Configuration
Console Permissions
Activate Real-time Logging as Sub-account/Collaborator
Use Cases
Accelerating Resources on COS with CDN
Practical Tutorial
Guide to Using the EdgeOne Tool for Migrating Content Delivery Network (CDN) Related Services
CDN - CVM
CDN - COS
Configuring CNAME via DNSPod
Regularly Storing CDN Logs
API Documentation
History
Introduction
API Category
Content Management APIs
Real-time Log APIs
Service Query APIs
Data Query APIs
Making API Requests
Log Query APIs
StopCdnDomain
Configuration Management APIs
Obsoleted APIs
Other APIs
Data Types
Error Codes
FAQ
Features
Billing
FAQs about Domain Name Connection
Cache Configuration FAQs
Purge and Prefetch
Statistical Analysis
FAQs about HTTPS
Connection
Errors
Troubleshooting Methods
Status Codes and Solutions
Node Cache Inconsistency
Slow Access Speed After CDN Activation
Low Traffic Hit Rate
404 Status Code
Page Display - CORS error
Resource Cache Failure
Service Level Agreement
Glossary

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Last updated: 2024-12-30 21:56:01
CDN provides advanced features to enhance the acceleration performance and access security. Click Manage in the Operation column of the domain name.
Use Case
Description
Specification
Increase cache hit rate
Proper cache policies can effectively improve the cache hit rate. We recommend that you perform the following operations:• Set a cache validity period of more than 30 days for static files that are rarely updated, such as images and texts.• Set a cache validity period based on your business requirements for frequently updated files, such as JS and CSS files.• Do not cache general dynamic files, such as PHP, JSP, ASP, and ASPX files.
If your business URLs contain parameters and the change of all or some of the parameter values has no effect on the target file, we recommend that you ignore caching parameters.
Increase access security
You can enable HTTPS access for your website.• If you already have a certificate, you can directly upload it.• You can also go to SSL Certificate Management to apply for a free DV SSL certificate issued by TrustAsia.
You can enable hotlink protections by using the following configurations:IP allowlist/blocklist, referer allowlist/blocklist, UA allowlist/blocklist, and URL authentication.
Avoid high bills
You can enable related protections to help prevent extra costs for extensive bandwidth and traffic caused by malicious attacks and hotlinking.


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