- Twilio will migrate Interconnect SIP signaling IPs to the 159.26.160.0/20 range in the second half of 2027.
- Customers must update firewall allowlists and any SIP IP configurations for Interconnect usage before the cutover date.
- Public SIP hostnames, TLS certificates, internet SIP IPs, and media IP ranges are not affected.
Upcoming changes to Twilio Interconnect SIP Signaling IP Addresses
Official Twilio changelog summary with source attribution, release tags, and community reactions.
Track this Twilio release note alongside related changelog updates, risky changes, and weekly digest signals from the developer community.
Verify the original release note
Every summary should remain traceable to the original changelog or release source.
Follow this in context
Turn this Twilio release note into a weekly digest for the tools you actually use.
Create digestMore Twilio changelog updates
Added support for sending WhatsApp Content Templates in bulk with per‑recipient personalization
Twilio Functions Classic is being retired and all accounts will be auto‑migrated to the new Functions platform.
Consent Management API now lets you programmatically re‑opt‑in users on US/CA toll‑free numbers via external channels (web, email, app).