Network Tools
Resolve, investigate, calculate, and test network services
DNS Lookup & Reverse DNS Checker
Check A, AAAA, CNAME, MX, TXT, PTR, and other records; compare public DNS with device or VPN DNS
IP Address, ISP & Cloud Lookup
Find ISP, ASN, approximate location, reverse DNS, cloud, VPS, CDN, and crawler evidence
Access Log Analyzer
Analyze Nginx, Apache, and JSON logs for request patterns, errors, and client networks
CIDR Calculator
Calculate IP ranges, subnet masks, and available host counts
API Client
Test REST APIs with custom headers, body, and authentication
Bulk API Invoker
Execute multiple API calls from CSV with URL templates
SOAP Client
Import WSDL or send direct SOAP requests with auth, headers, and response inspection
gRPC Client
Test native gRPC and gRPC-Web with protobuf, streaming, metadata, and local history
Kafka Message Browser
Read exact records by offset or time; inspect bytes, keys, and headers; replay to a topic or cluster
Kafka Consumer Diagnostics
Inspect partition lag, stuck commits, unexpected members, and preview offset resets
WebSocket Client
Test WebSocket connections with real-time message exchange
SSE Client
Connect to Server-Sent Events streams and view real-time events
Cron Parser
Parse cron expressions to human readable schedules
About Network Tools
Compare public, system, VPN, and reverse DNS answers; investigate cloud, hosting, CDN, and crawler traffic with bulk IP lookup and access-log analysis. Plan subnets with the CIDR calculator, or test REST APIs, SOAP web services, gRPC endpoints, Kafka topics and consumer groups, WebSockets, and event streams. Share focused reports when another developer needs the same evidence.