Source note · Business texting and 10DLC registration
Microsoft warns that many US carriers block SMS containing free public URL shorteners such as bit.ly and tinyurl.com and recommends a branded shortener domain.
Checked 2026-09-25
- Vendor
- Microsoft
- Product
- Azure Communication Services SMS
- Subsystem
- Content filtering
- Deployment
- multi-tenant
- Region
- us
- Release range
- current as of 2026-09-25
- Checked
- 2026-09-25
Sources
- SMS FAQ - An Azure Communication Services article — Microsoft · tier 2 current vendor documentation · Sending and receiving messages > How do I send shortened URLs in messages?
Cite this note
APA
WarmTransfer. (2026, September 25). Business texting and 10DLC registration: source note business-texting-10dlc-url-shorteners. WarmTransfer. https://warmtransfer.net/knowledge/claims/business-texting-10dlc-url-shorteners
BibTeX
@misc{warmtransfer-claim-business-texting-10dlc-url-shorteners,
title = {Business texting and 10DLC registration: source note business-texting-10dlc-url-shorteners},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/business-texting-10dlc-url-shorteners},
note = {Source note business-texting-10dlc-url-shorteners, checked 2026-09-25}
}