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Domain Locker

The central hub for all your domain names

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Domain Locker is an open-source domain portfolio management and monitoring system that brings domains held across multiple registrars into a single dashboard. It automatically fetches related assets such as SSL certificates, hosts, registrars, IP addresses, DNS records and subdomains, and monitors each domain for expirations, configuration changes, uptime and security issues.

Features include domain data analysis with security insights, statistics and charts, audit logs of changes, renewal timelines, uptime and performance monitoring, and valuation tracking of purchase and renewal costs. Notifications can be delivered by email, webhook, push, Telegram and Signal, with data access via API, Prometheus, iCal and RSS. The Toolbox adds AI-powered domain ideas and availability search, while SSO (GitHub, Google), 2FA, customizable themes and multi-language support round out the platform. It is licensed under MIT and can be self-hosted on your own server.

Domain Locker is aimed at anyone managing a domain portfolio, from individuals to enterprise customers. It is offered as a free plan covering a small number of domains, with paid Hobby and Pro editions scaling the domain limit and unlocking detailed statistics, advanced alerts and domain monitoring. Plans are billed annually, with monthly billing also available, and special pricing exists for charities, non-profits, GitHub sponsors and enterprise customers; self-hosting the code is free.

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Ranked by how well each tool replaces Domain Locker: shared features, audience, price and popularity.

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