PostalAnnex's tech stack
What does PostalAnnex use?
PostalAnnex (postalannex.com) uses at least 15 tools we can see from public records, including Microsoft 365 for email and documents, Google Analytics for analytics, Cloudflare for content delivery and SendGrid for email delivery. Last checked .
- Tools found
- 15
- Categories
- 8
- Layers
- 5 of 5
- Last checked
- Oct 2026
PostalAnnex'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
1 tool, where the bytes are served from
CDN & Edge
Application
5 tools, what the product is built with
Data & Observability
3 tools, what they measure and store
Go-to-market
3 tools, how they find and keep customers
Marketing
Ads & Pixels
Company Ops
3 tools, what the team runs on day to day
Email Delivery
Workspace
PostalAnnex tech stack FAQ
What tools does PostalAnnex use?
We've found 15 tools at PostalAnnex (postalannex.com). Edge & Hosting: Cloudflare. Application: jQuery, Google Fonts and YouTube. Data & Observability: Google Analytics, Google Tag Manager and Hotjar. Go-to-market: Meta Pixel and Google Ads. Company Ops: Microsoft 365, SendGrid and Mailchimp Transactional. Last checked October 3, 2026.
What email provider does PostalAnnex use?
PostalAnnex uses Microsoft 365 for email and documents. We found Microsoft 365 through DNS verification records and email records.
What analytics tools does PostalAnnex use?
PostalAnnex uses Google Analytics, Google Tag Manager and Hotjar for analytics. We found Google Analytics through website code.
Does PostalAnnex use Microsoft 365?
Yes. We found Microsoft 365 at PostalAnnex through DNS verification records and email records. Microsoft 365 is used by 245,233 companies we track.
How does runsonwhat know what PostalAnnex uses?
We read public traces only: PostalAnnex's DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website 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.