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Ultraviolet Observability vs ZoneWatcher

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Ultraviolet Observability compared with ZoneWatcher
DetailUltraviolet Observability logo Ultraviolet ObservabilityZoneWatcher logo ZoneWatcher
What it doesSelf-hosted observability platform for Kubernetes that keeps all telemetry data within your firewall DNS monitoring, change alerts, and audit trail for teams managing critical domain infrastructure
StageStartup Established
FoundedNot given 2016
Based inNot given US
Pricing modelPaid Free trial
PricingEvaluation: Free for 30 days with full-function core and unlimited nodes during trial. Connected: $25 per node per month with 10-node minimum, billed on node-minutes. Air-gapped: Annual hand-carried license with no call-home. No per-GB, per-span or per-user fees. Monitor: $1.40/domain/month ($14.00/year), Protect: $2.50/domain/month ($25.00/year), Control: $4.00/domain/month ($40.00/year). All plans require 5 domain minimum and include 7-day free trial.
Key features
  • Distributed traces and APM with automatic instrumentation across HTTP, gRPC, DNS and databases
  • Logs correlated to traces with severity faceting and live tail
  • Metrics pipeline supporting Prometheus remote-write and Fluent Bit
  • Kubernetes and infrastructure monitoring with node and workload health
  • Dashboards, SLOs with error budgets and Datadog dashboard import
  • Local alerting rules evaluated inside the core routed to Slack, PagerDuty, Teams or email
  • Real user monitoring with Core Web Vitals, session replay and browser to backend trace stitching
  • Multi-site support with remote clusters dialing home over outbound mTLS
  • OpenTelemetry-native support for OTLP over gRPC and HTTP
  • No code instrumentation required for application tracing
  • DNS record monitoring with before-and-after change capture
  • AI-powered risk scoring (1-100 scale) for every DNS change
  • Certificate Transparency monitoring for unauthorized certificates
  • Domain and WHOIS expiration tracking with advance alerts
  • Multi-channel notifications (Email, Slack, Teams, Discord, webhooks, Jira, GitHub, HaloPSA, Autotask)
  • Complete DNS change history with full audit trail
  • DNS change management with approval workflows and rollback
  • Similar domain detection for typosquatting and phishing prevention
  • DNSSEC validation monitoring
  • JSON API with configurable rate limits per plan
What makes it different
  • Zero telemetry egress and all data stays on customer infrastructure
  • Predictable pricing based on node-minutes with no per-GB or per-span charges
  • Automatic instrumentation with no code changes required
  • AI-powered risk scoring on every DNS change with geolocation and ASN analysis to detect anomalies
  • Change management and rollback capabilities for controlled DNS updates
  • Multi-team support with separate members, domains, and billing for MSPs and agencies
  • Real-time DNS propagation monitoring across global resolvers
  • Direct provider API integrations plus Public DNS fallback for any provider
Community votes00
DR (Domain Rating by Ahrefs)23 +5 (up) since last check20 no change since last check
Trust Flow (Majestic)05
Citation Flow (Majestic)2028
Referring domains (Majestic)545

6 details filled in for both companies.

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