Useful site for system & network admin

https://wintelguy.com/

Site Contents:

• MAC / WWN Lookup
• RAID Calculators
• DWPD, TBW, GB/day Calc.
• TB / TiB / GB / GiB Converter
• Backup Calculator
• Virtualization Calculators
• IP Subnet Calculator
• Network Throughput
• File Transfer Time Calculator
• WAN Latency
• DNS Lookup
• IP Locator
• eMail Tracer
• WHOIS
• Port Database Search
• Password Generator
• Power Unit Conversion
• Text Tools
• Cost Calculators