runsonwhat

Nightfall's tech stack

What does Nightfall use?

Nightfall (nightfall.ai) uses at least 36 tools we can see from public records, including Amazon Web Services for hosting, Microsoft 365 for email and documents, HubSpot for sales and Zendesk for customer support. Last checked .

“Nightfall AI provides an AI-native data loss prevention and insider risk management platform that protects sensitive data across AI tools, SaaS applications, endpoints, email, and browsers.”

Industry
Software
Size
51–200 employees
Based in
San Francisco, United States
Founded
2018
LinkedIn
Company page
Re-check liveVisit nightfall.ai
Tools found
36
Categories
20
Oldest proven tool
Nov 2019
Changes seen
2

Nightfall's stack, layer by layer

Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.

Edge & Hosting

4 tools, where the bytes are served from

Hosting & Cloud

CDN & Edge

DNS

Application

7 tools, what the product is built with

Frontend

Auth & Identity

AI

Payments & Billing

Media & UI

Data & Observability

6 tools, what they measure and store

Monitoring

Analytics

Flags & Experiments

Go-to-market

13 tools, how they find and keep customers

Website & CMS

Marketing

Ads & Pixels

Sales & CRM

Support & Docs

Company Ops

6 tools, what the team runs on day to day

Email Delivery

Workspace

Dev Tools

Security & Compliance

What changed at Nightfall

Recent starts and stops

  1. Stoppedllms.txt
  2. StoppedReddit Ads

Using since

Dates come from the first certificate of the subdomain that points at the tool.

  1. GitBook
  2. Auth0
  3. HubSpot
  4. HubSpot CMS
  5. Atlassian Statuspage
  6. Amazon CloudFront
  7. Vanta
  8. Apollo.io

Companies like Nightfall also use

Tools common among companies with a similar stack that we haven't found at Nightfall.

Companies with a stack like Nightfall's

Ranked by shared tools, with rare tools counting more.

More Software companies

Other Software companies we've checked.

Nightfall tech stack FAQ

What tools does Nightfall use?

As of October 2026, runsonwhat has found 36 tools at Nightfall (nightfall.ai) in public records. Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: jQuery, Google Fonts and Adobe Fonts. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Google Ads, Meta Pixel and Microsoft Ads. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 25, 2026.

What cloud does Nightfall run on?

Nightfall uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on nightfall.ai. Amazon Web Services is used by 145,703 companies runsonwhat tracks.

What CRM does Nightfall use?

Nightfall uses HubSpot for its CRM, alongside Apollo.io and RevenueHero, according to runsonwhat (October 2026). runsonwhat found HubSpot through a subdomain that points at HubSpot and email records, and Nightfall has used it since at least June 2020. HubSpot is used by 94,100 companies runsonwhat tracks.

What email provider does Nightfall use?

Nightfall uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 711,314 companies runsonwhat tracks.

What does Nightfall use for customer support?

Nightfall uses Zendesk for customer support and documentation, alongside GitBook, according to runsonwhat (October 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records. Zendesk is used by 41,922 companies runsonwhat tracks.

What payment provider does Nightfall use?

Nightfall uses Stripe for payments and billing, according to runsonwhat (October 2026). runsonwhat found Stripe through a DNS verification record for Stripe and code on nightfall.ai. Stripe is used by 28,219 companies runsonwhat tracks.

How long has Nightfall used GitBook?

Nightfall has used GitBook since at least November 2019, going by the first public certificate of the nightfall.ai subdomain that points at GitBook. Other long-running tools at Nightfall include Auth0 (since November 2019), HubSpot (since June 2020) and HubSpot CMS (since June 2020).

Does Nightfall use jQuery?

Yes. runsonwhat found jQuery at Nightfall through jQuery code on nightfall.ai. jQuery is a Frontend tool used by 916,781 companies runsonwhat tracks.

Does Nightfall use AI tools?

Yes. runsonwhat has found Anthropic at Nightfall; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Nightfall may use more AI tools than these.

Has Nightfall changed tools recently?

Yes. On runsonwhat's rechecks, Nightfall stopped using llms.txt and Reddit Ads (latest on October 7, 2026). A change counts only between two checks of nightfall.ai done the same way.

Which companies have a tech stack similar to Nightfall's?

The companies with the stacks most like Nightfall's are Phyllo, Crunch, Customer.io: Customer Engagement Platform For Better Outcomes and Chargemap, according to runsonwhat (October 2026). Each shares 17 to 24 tools with Nightfall, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what Nightfall uses?

runsonwhat reads public records only. Of the 36 tools at Nightfall, 17 were found through code on nightfall.ai, 10 through subdomains that point at the vendor, 6 through DNS records and 3 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and nightfall.ai about monthly.

We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.