Praktiska verktyg för system-, nätverks-, säkerhets- och driftadministratörer.

NET

Nätverksskrivbord

Adressering, DNS, portar och paketens tysta aritmetik. Kalkylatorer först; korta referenser.

217–240 / 1037

Browser Network Info

Aktiv

Show headers, user agent, IP and connection details. The result stays on this page.

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Ping Test

Aktiv

Ping Test. Ping a host from our servers. The result stays on this page.

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Multi-Location Ping

Aktiv

Ping a host from many global locations. The result stays on this page.

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Traceroute

Aktiv

Traceroute. The result stays on this page.

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Common Port Scanner

Aktiv

Common Port Scanner. Scan common ports on your own host. The result stays on this page.

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TLS Version & Cipher Checker

Aktiv

List supported TLS versions and ciphers. The result stays on this page.

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HTTP/3 & QUIC Checker

Aktiv

HTTP/3 & QUIC Checker. Check HTTP/2 and HTTP/3 support. The result stays on this page.

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Internet Speed Test

Aktiv

Internet Speed Test. Measure download/upload and latency. The result stays on this page.

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WebSocket Tester

Aktiv

Connect and send messages to a WebSocket endpoint. The result stays on this page.

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SSL Expiry Bulk Checker

Aktiv

Check certificate expiry for many hosts. The result stays on this page.

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Region-to-Region Latency Map

Aktiv

Latency matrix between cloud regions/cities. The result stays on this page.

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BGP Best Path Simulator

Aktiv

Walk through BGP best-path selection steps. The result stays on this page.

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VLAN Range Generator

Aktiv

Generate VLAN lists and ranges for configs. The result stays on this page.

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STP Root Bridge Calculator

Aktiv

STP Root Bridge Calculator. Predict root bridge from bridge IDs. The result stays on this page.

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STP Bridge Priority Calculator

Aktiv

Calculate bridge ID from priority and VLAN. The result stays on this page.

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Switch Port Density Calculator

Aktiv

Switches and ports needed for N users/devices. The result stays on this page.

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Switch Throughput Calculator

Aktiv

Backplane, switching capacity and forwarding rate. The result stays on this page.

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Oversubscription Ratio Calculator

Aktiv

Access/uplink oversubscription calculator. The result stays on this page.

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Trunk Allowed VLAN Builder

Aktiv

Trunk Allowed VLAN Builder. Build/merge trunk allowed VLAN lists. The result stays on this page.

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802.1X Deployment Planner

Aktiv

Plan 802.1X, MAB and fallback per port type. The result stays on this page.

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Jumbo Frame MTU Planner

Aktiv

Plan end-to-end jumbo MTU across devices. The result stays on this page.

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Ethernet Frame Size Calculator

Aktiv

Ethernet Frame Size Calculator. Frame size with headers, tags and FCS. The result stays on this page.

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Ethernet Frame Rate Calculator

Aktiv

Packets per second at line rate by frame size. The result stays on this page.

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Line Rate vs Throughput Calculator

Aktiv

Effective throughput after preamble/IFG overhead. The result stays on this page.

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