ITRS's tech stack
What does ITRS use?
ITRS (op5.com) uses at least 15 tools we can see from public records, including Microsoft 365 for email and documents, Apollo.io for sales, Zendesk for customer support and Google Analytics for analytics. Last checked .
- Founded
- 2004
- Tools found
- 15
- Categories
- 11
- Layers
- 5 of 5
- Last checked
- Oct 2026
ITRS'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
Application
2 tools, what the product is built with
Frontend
Media & UI
Data & Observability
2 tools, what they measure and store
Go-to-market
5 tools, how they find and keep customers
Marketing
Ads & Pixels
Sales & CRM
Support & Docs
Company Ops
5 tools, what the team runs on day to day
Email Delivery
Workspace
Security & Compliance
ITRS tech stack FAQ
What tools does ITRS use?
As of October 2026, runsonwhat has found 15 tools at ITRS (op5.com) in public records. Edge & Hosting: Amazon Route 53. Application: jQuery and Vimeo. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: Google Ads, LinkedIn Insight Tag and Zendesk. Company Ops: Microsoft 365, SendGrid and Amazon SES. Last checked October 10, 2026.
What sales tools does ITRS use?
The sales tools runsonwhat has found at ITRS are Apollo.io (October 2026); no CRM shows up in ITRS' public records. runsonwhat found Apollo.io through Apollo.io code on op5.com. Apollo.io is used by 10,769 companies runsonwhat tracks.
What email provider does ITRS use?
ITRS uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365. Microsoft 365 is used by 701,679 companies runsonwhat tracks.
What does ITRS use for customer support?
ITRS uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 40,908 companies runsonwhat tracks.
What analytics tools does ITRS use?
ITRS uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on op5.com. Google Analytics is used by 851,828 companies runsonwhat tracks.
What marketing software does ITRS use?
ITRS uses Pardot for marketing, according to runsonwhat (October 2026). runsonwhat found Pardot through email records that authorize Pardot and code on op5.com. Pardot is used by 19,912 companies runsonwhat tracks.
Does ITRS use jQuery?
Yes. runsonwhat found jQuery at ITRS through jQuery code on op5.com. jQuery is a Frontend tool used by 896,801 companies runsonwhat tracks.
How does runsonwhat know what ITRS uses?
runsonwhat reads public records only. Of the 15 tools at ITRS, 8 were found through code on op5.com, 6 through email records and 1 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and op5.com 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.