Calculate subnets using IP addresses and subnet masks. Determine subnet bits, maximum subnets, and hosts per subnet. Support IPv4 with CIDR, FLSM, and VLSM. Include IPv6 and IPv4 conversion. Export results to CSV files.
by Julien Mulot★ 0.00 ratingsUtilitiesFreeData updated 2026-09-08
Create a professional using ATS-friendly templates. Customize sections, add objectives, and preview formatting. Export as PDF and share. Include optional photos and skip sections as needed.
Perform HTTP requests including GET, HEAD, POST, PUT, DELETE, OPTIONS, and TRACE. View raw headers and HTML responses. Simulate different user-agents. Support SSL for https requests with certificate details. Save and review history of tested URLs.
Enables users to block ads and trackers, encrypt connections, and protect data. It prevents unwanted scripts and enhances online security. Users can browse the web with enhanced privacy features and secure data protection.
INFOSOFT Informations- und Dokumentationssysteme GmbH
Scan and organize documents instantly
Scan documents into searchable PDFs with OCR text recognition. Organize and access files instantly through a secure management system. Store documents locally or in the cloud. Share scanned documents directly via email or messaging.
Save and run custom JavaScript and CSS code on websites. Manipulate pages, block ads, inject styles, and automate tasks. No user tracking. Open source.
Calculate investment returns with performance analysis. Input data to determine break-even share price, ROI, net selling price, and net buying price. View results and adjust parameters for different scenarios.
View Wi-Fi network details including name, status, signal strength, and information. Check IP addresses of internet, , and connected devices. Change Wi-Fi password and manage settings. Analyze internet connection and network access.
Calculate fabric size in centimeters or inches based on count and fabric type. Determine thread consumption for specified stitches. Input project details to estimate material needs. Export calculations for reference.
Perform basic and scientific calculations with equation display and history tracking. Switch between binary, octal, decimal, and hexadecimal modes. Calculate fractions directly. Use widget for quick computations.
Scan local networks to identify devices and open ports. Check LAN and WAN IP addresses. Calculate subnet masks and perform tests. Verify mail server status with RBL checks. Determine IP details for network troubleshooting.
™ lets users input airflow, velocity, or friction to determine size. Calculate pressure drop and flow rate. Input dimensions for custom shapes. Export results and save calculations.