Free Network & Connectivity Tools
Useful tools for network analysis and web development. Parse and analyze URLs to understand their components, look up IP addresses to find location and ISP information. Essential utilities for developers and network administrators.
Semua Network Tools
Parser URL
Urai URL menjadi komponennya
Pencarian Alamat IP
Ambil informasi detail tentang alamat IP
Penjelas Record DNS
Jelaskan jenis record DNS dengan contoh dan format
Encoder / Decoder URL
Encode atau decode komponen URL dengan aman
Encoder / Decoder Base64
Konversi teks ke Base64 atau decode string Base64
Pemeriksa Header JWT
Periksa header JWT tanpa verifikasi
Pencarian Kode Status HTTP
Cari arti dan penyebab kode status HTTP
Penganalisis HTTP User-Agent
Analisis peramban, OS, dan perangkat dari user-agent
Kalkulator Subnet IPv4
Hitung detail subnet dari IPv4 dan CIDR
Konverter CIDR ke Netmask
Konversi notasi CIDR ke netmask dan sebaliknya
Generator & Validator Alamat MAC
Validasi format MAC dan buat MAC acak
Pencarian Nomor Port
Temukan nama layanan untuk port umum
Ringkasan
Network troubleshooting often requires quick visibility into URLs, headers, IPs, and DNS concepts. This catalog provides a lightweight toolkit for parsing, decoding, and calculating common networking data without leaving your browser. Use it to accelerate diagnostics and documentation.
Network troubleshooting is detail-heavy
Network and web issues are often caused by small misconfigurations: a malformed URL, a wrong subnet, or a misinterpreted status code. Quick visibility prevents lengthy debugging cycles.
Developers and operators regularly need to decode encoded data, inspect headers, and understand DNS records. Without simple utilities, these checks become manual and error-prone.
Some diagnostics involve sensitive infrastructure details. Client-side tools help keep investigation data local and private.
Rincian katalog
URL and encoding utilities
Parse and decode URLs and common encodings.
- Break down URL components
- Encode or decode parameters
- Convert Base64 strings
IP and subnet analysis
Interpret IP details and calculate subnets quickly.
- Lookup IP address context
- Calculate subnet ranges
- Convert CIDR to netmask
Protocol and standards reference
Understand status codes, ports, and DNS records.
- Check HTTP status meanings
- Identify common port usage
- Understand DNS record types
Header and identity inspection
Inspect user agents and token headers safely.
- Parse user-agent strings
- Inspect JWT headers
- Validate MAC addresses
Cara menggunakan alat ini
Identify the network artifact
Choose whether you are analyzing a URL, IP, subnet, or encoding.
Paste the value
Insert the URL, token, or IP address into the relevant tool.
Review parsed output
Use the structured result to locate anomalies or misconfigurations.
Cross-check standards
Verify port numbers or HTTP status meanings when documenting.
Export or copy findings
Share the results with teammates or include in incident notes.
Validate against production
Confirm with real system logs or configs before acting.
Kasus penggunaan
Web debugging
Parse URLs and decode parameters during troubleshooting.
Security investigations
Inspect JWT headers or MAC address formats.
Network planning
Calculate subnets and netmasks for infrastructure changes.
Support documentation
Reference status codes and port numbers quickly.
Analytics validation
Decode Base64 and URL parameters from tracking.
QA testing
Verify user-agent strings across devices.
Aplikasi profesional
DevOps
Troubleshoot connectivity and configure infrastructure.
Security engineering
Inspect tokens and validate addressing formats.
Backend engineering
Decode parameters and validate status codes.
IT support
Quickly identify issues in URLs and network settings.
Technical writing
Document protocols and error meanings accurately.
Praktik terbaik
- Double-check inputs before making infrastructure changes.
- Use decoded values as references, not authoritative sources.
- Document HTTP status interpretations in incident reports.
- Treat geolocation results as approximate.
- Keep internal IPs and tokens private.
- Confirm subnet calculations with network diagrams.
- Use URL encoding tools before deploying tracking links.
Pertanyaan umum
Is IP lookup exact?
IP geolocation is approximate and usually accurate at the city or region level.
Can I look up private IPs?
Private IPs cannot be geolocated and will show limited results.
Are decoded values stored?
No. Everything runs locally in your browser.
Do these tools require internet access?
Some lookups may rely on public data, but parsing works offline.
How accurate are subnet calculations?
They follow standard CIDR and IPv4 rules.
Is Base64 decoding safe?
Yes, but ensure the decoded content is trusted before use.
Can I validate a MAC address format?
Yes. The validator checks standard formats.
Do you log any network data?
No. We do not store or transmit input values.