Domain Manager — Domain Expiry Tracker

Paste your domains and see registrar, registration and expiry dates fetched via RDAP. Free, runs in your browser, data stays on your device.

Try it Free →

Features

🔎

Bulk RDAP lookup

Paste dozens of domains at once — registrar, registration, expiry, status and nameservers are fetched automatically, 3 at a time.

⏳

Days-left dashboard

Each domain shows the remaining days in large color-coded numbers: red when expired or within 30 days, orange within 90 days, green otherwise.

✍️

Manual fill-in for any TLD

TLDs without RDAP (such as some ccTLDs) can be filled in by hand. Manual values are never overwritten by later lookups.

📊

Excel import & export

Import a CSV/xlsx list with a domain column (and optional expiry column), export the filtered list to a clean Excel sheet.

📅

Calendar & reminders

Download .ics all-day events with a 30-day-before alarm, and optionally get a browser notification for domains expiring soon.

🔒

Private by design

Your list is stored only in your browser's IndexedDB. Lookups go straight to the official RDAP servers listed by IANA.

How to Use

1

Paste domains

Paste one or more domains separated by newlines, commas or spaces and press Enter. URLs and www. are cleaned up automatically.

2

Wait for the lookup

Each row fills in its expiry date, registrar and holding time. Rows that cannot be looked up show a clear reason.

3

Fill in the gaps

Click "Add expiry date" on any row without data to enter it manually, plus notes and tags.

4

Track and export

Sort by days left, filter by tag, export to Excel or add expiry dates to your calendar.

Frequently Asked Questions

What is RDAP?
RDAP (Registration Data Access Protocol) is the modern, JSON-based successor of WHOIS. IANA publishes which RDAP server handles each TLD, and this tool queries that server directly.
Why does my domain say "need info"?
Some registries (for example several country-code TLDs) do not offer RDAP or do not publish the expiry date. Click "Add expiry date" and enter it from your registrar's dashboard.
Is it free and where is my data stored?
It is completely free. Your domain list, notes and tags are saved only in your browser (IndexedDB) and never uploaded to pudone.
Can I check subdomains?
RDAP only knows registered domains, so enter the registrable domain (example.co.uk rather than blog.example.co.uk).
How do reminders work?
Turn on Reminders and allow notifications. Each time you open the tool, domains expiring within 30 days trigger at most one notification per day. For reminders while the tool is closed, add the .ics file to your calendar.

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