Instead of DNSViz
DNSViz alternatives
DNSViz specializes in DNSSEC troubleshooting. It maps authentication chains and resolution paths, labels DNS data secure, bogus, or insecure, and surfaces errors involving records, signatures, delegations, and negative responses. Its probe, grok, graph, print, and query commands can query recursive or authoritative servers, while graph outputs include images, DOT files, and HTML. The free GPL-2.0 project supports web, API, Linux, macOS, FreeBSD, self-hosted, Docker, and other Python-supported environments, with configurable DNSKEY trust anchors.
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nPerf
Free plan AndroidAPIiPhone+5Internet speed, latency, browsing, and streaming measurements — nPerf measures connection speed, latency, browsing, streaming, and mobile signal strength instead of DNSSEC chains.
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PingPlotter
Free plan APIiPhoneLinux+3Continuous latency, jitter, packet-loss, and path monitoring — PingPlotter continuously monitors network paths and adds cloud dashboards, incident insights, alerts, and integrations.
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Globalping
Free plan Open source APIExtensioniPhone+5Global, location-specific network testing and automation — Globalping runs ping, traceroute, DNS, MTR, and HTTP tests from selectable worldwide probes.
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NetSpot
Free plan AndroidiPhoneMac+1Wi-Fi planning, surveys, heatmaps, and wireless troubleshooting — NetSpot focuses on Wi-Fi inspection, predictive planning, site surveys, heatmaps, and throughput testing rather than DNSSEC.
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Nmap
Free plan LinuxMacSelf-hosted+1Host discovery, port scanning, and security auditing — Nmap discovers hosts, services, operating systems, ports, and firewalls using packet scans and scripting.
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SoftPerfect Bandwidth Manager
Free plan LinuxMacWindowsTraffic shaping, quotas, and centralized bandwidth control — SoftPerfect Bandwidth Manager applies prioritized bandwidth and quality-of-service rules to traffic on Windows networks.
Free plan Visit site - 7
Angry IP Scanner
Free plan LinuxMacWindowsFast, simple IP and port scanning — Angry IP Scanner scans arbitrary IP ranges and ports, resolves hostnames, finds MAC addresses, and exports results.
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iperf2
Free plan Open source AndroidLinuxMac+2 - 9
RIPE Atlas
Free plan Open source APILinuxMac+28.7 Visit site - 10
DNSViz Toolkit
Free plan LinuxMacSelf-hosted+1 - 11
iperf3
Free plan APILinuxMac+1 - 12
HttpWatch
Free plan APIExtensionWindows - 13
inSSIDer
Free plan AndroidMacWindows - 14
Advanced IP Scanner
Free plan Windows - 15
Advanced Port Scanner
Free plan Windows - 16
Dipiscan
Free plan Windows - 17
HiPerConTracer
Free plan LinuxSelf-hosted - 18
GPing
Free plan Windows - 19
Open Visual Traceroute
Free plan LinuxMacWindows - 20
netcat
Free plan Linux - 21
NETworkManager
Free plan Windows - 22
PingTester
Free plan WebWindows - 23
SystemTrayMenu
Free plan Windows - 24
WhatRoute
Free plan Mac - 25
WinMTR
Free plan Windows
Alternatives appeal when DNSViz’s scope or service limits do not fit. Its web service remains in maintenance mode: analyses run, but historical analyses cannot load and new results cannot be saved to its database. It concentrates on DNSSEC rather than connection speed, latency trends, distributed probes, Wi-Fi planning, host discovery, or bandwidth policy. Before switching, compare each product’s testing targets, vantage points, platforms, command-line or API access, integrations, deployment model, and whether it complements DNSSEC verification or addresses a different network task.