Data as of Nov 14, 2026

192.157.40.0/21

No anonymizer space · no proxy exits in 30 days

Smartcom Telephone, LLC · space held by United Independent School District

Announcement
this exact prefix
No RPKI
Announced by
Type
Business
Risk
0 / 100 · Low

Network & registry

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
Aug 2013
Current origin since
Jul 2014 · 12 yr
Origin networks
3
Last change of origin
Jul 2014
Recorded history

History

Handoffs
2