schedule

Reset Schedule: 00:00 & 12:00 (GMT+7) Daily

analytics

Connection Analyzer

Analyze network connections and troubleshoot server connectivity issues

Network Connection Analysis

Analyze and understand network connection patterns and behaviors.

Learning Resources

dns

DNS Resolution

Learn how Domain Name System resolves domain names to IP addresses.

  • • DNS query process
  • • Record types (A, AAAA, MX, NS)
  • • Caching mechanisms
  • • DNS security principles
router

Network Routing

Understand how data packets travel across networks to reach their destination.

  • • Routing tables and paths
  • • Hop-by-hop analysis
  • • Network topology concepts
  • • Route optimization

Connection Types

TCP Connection

TCP Connection Process:
1. SYN Packet → Server (Connection Request)
2. SYN-ACK Packet ← Server (Acknowledgment)
3. ACK Packet → Server (Connection Established)

Connection Status: ESTABLISHED
Source Port: 12345
Destination Port: 80
Sequence Numbers: Synchronized

UDP Communication

UDP Datagram Transmission:
- No connection establishment required
- Stateless communication
- Faster but less reliable
- Used for DNS, streaming, gaming

Packet Structure:
- Source Port: 53
- Destination Port: 54321
- Length: 512 bytes
- Checksum: [Calculated]