Networking
IP Subnet Calculator
Calculate subnets, CIDR notation, network ranges, and available hosts for IPv4 addresses.
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Professional tools and scripts for IT administrators
Calculate subnets, CIDR notation, network ranges, and available hosts for IPv4 addresses.
Launch toolQuery DNS records including A, AAAA, MX, TXT, CNAME, and NS records for any domain.
Launch toolGenerate secure, random passwords with customizable length and character requirements.
Launch toolAnalyze password strength and get recommendations for improving security.
Launch toolGenerate and validate email authentication records. Perform full domain audits for email security.
Launch toolFind your public IP address and geolocation instantly. See ISP, city, country on an interactive map.
Launch toolPlan network segmentation with VLANs. Generate switch configs for Cisco, HP, Juniper, MikroTik.
Launch toolCheck domain registration details, expiration dates, registrar info, nameservers, and contacts.
Launch toolUpload and analyze Windows Event Logs. Identify errors, security threats, and get solutions.
Launch toolEncode and decode Base64 strings, files, and images. Generate Data URIs and decode JWT tokens.
Launch toolConvert Unix timestamps to dates and vice versa. Timezone support and code generation.
Launch toolPerform binary arithmetic operations and convert between binary and decimal with explanations.
Launch toolPerform hexadecimal arithmetic and convert between hex, decimal, and binary.
Launch toolMeasure your internet connection speed including download, upload, and ping latency.
Launch toolGenerate and decode cron expressions with visual builder, 40+ examples, and complete syntax reference.
Launch toolCalculate SLA uptime, allowed downtime, incident impact, and cost of outages. Essential for SRE and DevOps.
Launch toolGenerate and verify MD5, SHA-256, SHA-512, SHA-3, BLAKE2 hashes. Identify hash types and bulk process files.
Launch toolThis PowerShell script updates the Immutable ID (onPremisesImmutableId) for Microsoft 365 users based on their Active Di...
View scriptAudit SMB shares before migrating to SharePoint Online. Export share inventory, NTFS/share permissions, compatibility is...
View scriptThis PowerShell script removes a selected set of built-in Windows 11 apps and generates before-and-after inventory repor...
View scriptThis PowerShell script generates a complete inventory of installed software on Windows systems, covering both 32-bit and...
View scriptThis PowerShell script generates a complete Windows system inventory, including hardware details, OS version, BIOS infor...
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