Tools
IT Calculators
18 practical calculators for network, FinOps, security and SEO decision flows.
IP / Subnet / CIDR Calculator
Enter an IPv4 address to instantly calculate network, broadcast and host capacity.
VLAN IP Planner
Find recommended subnet prefix and capacity sufficiency from VLAN and host requirements.
SLA Uptime/Downtime Calculator
See allowable downtime in minutes and hours for your SLA target.
Backup Retention/Capacity Calculator
Estimate backup capacity using retention, change rate and replica factor.
RTO/RPO Impact Calculator
Compare annual financial impact between current and target RTO/RPO scenarios.
Cloud Cost Comparison Calculator
Compare estimated monthly and yearly cost for the same workload across AWS, Azure and GCP.
Cloud Rightsizing Savings Calculator
See monthly and yearly savings between current and target resource sizes.
In-house vs Managed TCO Calculator
Compare annual total cost between in-house IT operations and managed service model.
Managed Service ROI Calculator
Calculate ROI percentage and payback period of a managed service investment.
CVSS Base Score Calculator
Calculate vulnerability score and severity using CVSS v3.1 metrics.
Cyber Risk ALE Calculator
Calculate annual expected cyber risk cost using SLE and ALE model.
Password Strength/Crack Time Calculator
View entropy and crack time based on password length and charset composition.
Storage IOPS/Capacity Planner
Forecast required IOPS and 12-month capacity from workload intensity and growth rate.
Core Web Vitals Budget Calculator
Calculate frontend byte budget from LCP, TTFB and throughput values.
TTFB Impact Calculator
Estimate CVR and revenue impact of TTFB improvements with a practical model.
SEO Traffic Potential Calculator
Model potential traffic and lead value using search volume, CTR and CVR.
SEO ROI Calculator
Estimate annual benefit, ROI and payback period of SEO investment.
Conversion Uplift Revenue Calculator
See expected impact of conversion uplift target on orders and revenue.
LeonX Advisory
Turn Calculator Outputs into an Actionable IT Plan
Use your calculator results to define infrastructure, cost, security and web-performance targets in one roadmap.