SubnetSlinger

The network engineer's field toolkit — free on iPhone and iPad. 27+ tools that run entirely on your device. No cloud, no accounts, no tracking. Every tool unlocked. DIAGNOSTICS - Ping — live RTT sparkline - Traceroute — hop tree with animated path - Path ping — per-hop loss - Path MTU — end-to-end MTU discovery - Port scanner — live grid viz - LAN Discovery — radar sweep with Live Activity + Dynamic Island NETWORK - DNS-over-HTTPS with record tree - HTTP inspector - TLS / SSL certificate inspector - WHOIS lookup - Public IP + interfaces + rDNS - NTP client with drift viz - Speed test with dial gauge DISCOVERY - Bonjour service browser - Topology diagram — radial with live status rings - Inventory + Hosts (SwiftData) - Incidents timeline with markdown export FIELD KIT (WiFi diagnostics) - AP diagnostic — one-tap health check - Network experience log - Interface compare - Path analyzer - Radio info (cellular models) - Captive portal detector - TLS profiler - VPN impact UTILITIES - Subnet / VLSM calculator - MAC / OUI lookup - Wake-on-LAN - Syslog receiver - TFTP server - Cisco type-7 password decode - Config hash verify DEPUTY AI (opt-in, bring your own key) Read-only assistant that explains tool output and drafts example commands. Works with Anthropic Claude, OpenAI-compatible endpoints, Google Gemini, or local Ollama. Every request scrubbed by redactor before it leaves the device. POSSE MULTI-AGENT Five specialist agents run in parallel — reachability, naming, layer-2, device health, security — plus a coordinator that merges everything into one severity-ranked report. MCP SERVERS Connect Deputy to your own Model Context Protocol servers over HTTP+SSE. VAULT Unified Keychain-backed credential store for SNMP secrets and Deputy tokens. APP INTENTS + SIRI Sweep the LAN, ping the gateway, or ping any host with a Shortcut. MYIP HOME SCREEN WIDGET Public IP at a glance. PRIVACY BY DEFAULT Deputy AI is off until you configure it. Local network access is asked once, up front. Home screen local network card requires a tap to reveal. No analytics. No third-party SDKs.