BKNS Network Tools

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Network & IP

Chẩn đoán và kiểm tra kết nối mạng với bộ công cụ mạng miễn phí từ BKNS. Ping server, traceroute đường truyền, tra cứu thông tin địa chỉ IP và kiểm tra trạng thái cổng mạng.

18 tools in this category

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Traceroute

Trace the network path to any host by mapping each hop from your device to the destination. Identify latency, packet loss, and routing information across the internet.

Port Scanner

Scan open ports on a host or IP address to identify active services and network vulnerabilities. Quick, reliable port scanning for security audits and network diagnostics.

IP Geolocation Lookup

Instantly locate any IP address and discover its geographic information, including country, city, ISP, and coordinates. Perfect for security analysis and network troubleshooting.

IPv6 Ready Check

Verify if your device, network, or website supports IPv6 protocol. Get instant compatibility status and detailed diagnostic information about your IPv6 readiness.

Show My IP

Instantly discover your public IP address and detailed network information. Get your IPv4, IPv6, and connection details in seconds.

Redirect Checker

Track and analyze HTTP redirects across multiple hops. Identify redirect chains, detect issues, and verify proper redirect configurations instantly.

ASN Lookup

Instantly look up Autonomous System Numbers (ASN) to identify IP ownership, network routes, and organizational details. Perfect for network analysis and security research.

Subnet / IP Calculator

Calculate IP addresses, subnet masks, network ranges, and CIDR notation instantly. Perfect for network planning, device allocation, and IP management.

IP Info Lookup

Instantly retrieve detailed information about any IP address, including location, ISP, and network details. Free IP geolocation and intelligence tool.

DoH/DoT Resolver Checker

Check DNS-over-HTTPS and DNS-over-TLS support

IPv4 Range Expander

Expand IPv4 addresses from CIDR notation or start-end ranges into a complete list. Runs entirely in your browser for fast, private processing.

Random Port Generator

Generate random TCP/UDP ports with flexible options to avoid well-known ports (<1024) and exclude commonly used ports. Perfect for network configuration and service testing.

IPv4 Address Converter

Convert IPv4 addresses between multiple formats: dotted-decimal, 32-bit integer, hexadecimal, binary, and octal. Instantly switch between representations for networking tasks.

MAC Address Generator

Generate random MAC addresses with customizable options for locally-administered addresses, unicast/multicast modes, formats, and fixed OUI prefixes.

IPv6 ULA Generator

Generate RFC 4193-compliant IPv6 Unique Local Address (ULA) prefixes with random 40-bit Global IDs. Create fd00::/8 /48 prefixes with optional subnet configuration for private networks.

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Network & IP Tools

The Network & IP category provides tools for network connectivity checks, IP lookups, speed tests, ping, traceroute, and Internet infrastructure analysis.

When to use Network Tools?

  • Connection diagnostics: Ping, traceroute to find bottlenecks or connectivity issues to servers.
  • IP lookup: Determine geographic location, ISP, and ASN of any IP address.
  • Performance testing: Measure network speed, check open ports, and assess connection quality.

Frequently Asked Questions

Công cụ kiểm tra mạng & IP miễn phí

Khi website chậm, mất kết nối hay nghi ngờ sự cố đường truyền, các công cụ chẩn đoán mạng giúp bạn khoanh vùng vấn đề nhanh chóng. Bộ công cụ mạng của BKNS Tools hỗ trợ kiểm tra IP, ping, traceroute, quét cổng và tính toán subnet — chạy trực tiếp trên trình duyệt.

Các công cụ mạng phổ biến

Mẹo chẩn đoán sự cố mạng

Khi truy cập một website bị lỗi, hãy bắt đầu bằng ping để xem máy chủ có phản hồi không, rồi dùng traceroute để xác định nút mạng gây nghẽn. Nếu dịch vụ không mở, quét cổng sẽ cho biết cổng tương ứng có đang lắng nghe hay bị tường lửa chặn.

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