What powers 
yammer.com?
Last seen Nov 2023 · 15 technologies across 10 categories
Analytics
Microsoft Clarity
since Oct 2021
CDN
Cloudflare
since Mar 2020
Ecommerce
Cart Functionality
since Oct 2021
JavaScript Frameworks
RequireJS
since May 2017
JavaScript libraries
core-js
since Oct 2021
Miscellaneous
Webpack
since Jul 2018
PaaS
Security
HSTS
since Sep 2022
Webmail
Microsoft 365
since Aug 2022
Widgets
Wheelio
since Sep 2021
AI Crawlers
Blocks all crawlers by default in robots.txt (User-agent: *). Checked Sep 2026.
- robots.txt found
- llms.txt not checked
- ai.txt not checked
AI Crawlers
All crawlers blocked
Open Page Rank
7.53 / 10 · ranked #16,756 of all domains
1,731 referring domains · OpenPageRank
Infrastructure
- Registered Jun 1997 (29 years) via MarkMonitor Inc., renews Jun 2027
- Hosted on Microsoft (150.171.73.13)
- DNS: Akamai Edge DNS
- Email: Microsoft 365
- Email security: SPF (hard fail), DMARC quarantine, CAA
- SSL: Microsoft, RSA 2048, wildcard, expires Dec 2026
- Common Crawl link graph: rank 419,671, 27 hosts
- Verified with: Google, Microsoft 365
DNS records as swept Sep 2026, certificate as seen Sep 2026, registration from the registry's RDAP service. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| developer.yammer.com | 9 |
| persona.yammer.com | 8 |
| www.yammer.com | 8 |
| web.yammer.com | 4 |