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Tools

Professional network and security tools for developers and system administrators

DNS Lookup
nexuslinksoftware.com/dns-lookup
Professional DNS record analysis tool supporting multiple record types with real-time queries using DNS over HTTPS (DoH).
  • 8 DNS record types (A, AAAA, CNAME, MX, TXT, NS, PTR, SOA)
  • DNS over HTTPS with Cloudflare & Google
  • Query time statistics
  • CSV export functionality
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Domain Lookup
nexuslinksoftware.com/domain-lookup
Comprehensive domain research tool with WHOIS information, availability checking, and DNS record analysis for complete domain intelligence.
  • Complete WHOIS data lookup
  • Domain availability checking
  • Registration & expiration dates
  • Name server information
  • DNS records (A, MX, CNAME, TXT)
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IP Lookup
nexuslinksoftware.com/ip-lookup
Advanced IP address geolocation tool with interactive mapping, ISP details, and comprehensive network information analysis.
  • Automatic IP detection
  • Interactive Leaflet map with markers
  • Geolocation & timezone data
  • ISP and ASN information
  • Browser detection & copy functionality
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Internet Speed Test
nexuslinksoftware.com/internet-speed-test
Professional internet speed testing tool using OpenSpeedTest with real-time measurements and comprehensive network diagnostics.
  • Download & upload speed testing
  • Ping latency & jitter measurements
  • Real-time results with visualizations
  • Auto-start testing capability
  • Cross-platform HTML5 technology
  • No plugins or downloads required
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Text Encryption
nexuslinksoftware.com/text-encryption
Advanced text encryption tool using AES-256-GCM with password strength analysis, PBKDF2 key derivation, and secure client-side processing.
  • AES-256-GCM encryption
  • Real-time password strength meter
  • PBKDF2 key derivation (100k iterations)
  • Auto-copy to clipboard
  • Client-side processing (no server)
  • Keyboard shortcuts (Ctrl+E/D)
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JSON Formatter
nexuslinksoftware.com/JSON-formatter
Professional JSON formatting and validation tool with syntax highlighting, error detection, and comprehensive data manipulation features.
  • Real-time JSON validation & formatting
  • Syntax highlighting & error detection
  • Pretty print & minification options
  • Tree view for complex structures
  • Copy to clipboard functionality
  • File upload & download support
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Port Scanner
nexuslinksoftware.com/port-scanner
Advanced network port scanner for security analysis with common port presets, service detection, and comprehensive scan reporting.
  • TCP & UDP port scanning
  • Common port presets (Top 100, 1000)
  • Custom port range configuration
  • Service detection & banner grabbing
  • Scan result export (CSV, JSON)
  • Timeout & concurrency controls
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