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Notis

Investigate redirect changes with a clear timeline

Turn a flagged domain change into evidence your reviewer can follow.

Trigger

Webhook received

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

Action

Redirects API Lookup

Tool to retrieve live and historical redirects for a website. use after confirming the exact root domain to gather inbound and outbound redirect timelines.

Why this helps

Redirect investigations become slow when timeline details must be assembled manually.

  • Build a usable redirect timeline
  • Support faster investigation
  • Keep evidence attached to the request

Setup

Build it in a few focused steps.

  • 1Connect 21risk and Builtwith once in the Notis portal.
  • 2Create an automation for redirect change investigations.
  • 3Tell Notis to retrieve live and historical redirects for the exact root domain and summarize inbound and outbound changes.
  • 4Pick the notis_webhook trigger and choose where reports should go.
  • 5Test with one flagged change request and a confirmed domain.

Questions about this workflow

Why must the root domain be exact?

Redirects API Lookup is intended to retrieve redirects for a specific website.

Does the result explain ownership or intent?

No. It provides redirect evidence; ownership and intent require separate supplied evidence.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link 21risk to Builtwith. A trigger fires from one place; an action lands in another.

21risk triggers

Builtwith actions

Recurring trigger

Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.

TriggerScheduled

Create Domain List File

Tool to create a txt or zip file from a list of domains. use when preparing a domain list for bulk or firehose lookups.

ActionInstant

Webhook trigger

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

TriggerInstant

Datasets Lookup

Tool to access mass internet technology usage information from 2000 to today. use when you need historical technology usage trends for a domain.

ActionInstant

Domain API Lookup

Tool to retrieve current and historical technology information of a website. use after confirming the domain to lookup.

ActionInstant

Financial API Lookup

Tool to fetch financial data for a domain. use when you need company financials for us or uk registered websites.

ActionInstant

Free API Lookup

Tool to access last updated dates and counts for technology groups and categories for websites. use when you need a snapshot of technology usage timing for a domain.

ActionInstant

Lists API Get List With Meta

Tool to retrieve a list of websites using a specified technology, including metadata. use when you need detailed company and site information for sites using a particular technology.

ActionInstant

Lists API Get List

Tool to retrieve a list of websites using a specific technology. use when you want to find sites leveraging a particular tech.

ActionInstant

MCP API Lookup

Tool to query live web technologies for a root domain. use after confirming a valid domain name.

ActionInstant

Connect any two apps with Notis in the middle.

21risk and Builtwith, or any other combination from 1,000+ integrations.

When this happens · Trigger

Do this · Action

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