IP Tracker

AS4604

Houston Independent School District

USUnknown2026-08-29

Announced prefixes 3

166.127.0.0/17166.127.128.0/18166.127.192.0/18

Snapshot history

DateNameCountryClassPrefixes
2026-11-13Houston Independent School DistrictUSUnknown3
2026-11-12Houston Independent School DistrictUSUnknown3
2026-11-11Houston Independent School DistrictUSUnknown3
2026-11-10Houston Independent School DistrictUSUnknown3
2026-11-09Houston Independent School DistrictUSUnknown3
2026-11-08Houston Independent School DistrictUSUnknown3
2026-11-07Houston Independent School DistrictUSUnknown3
2026-11-06Houston Independent School DistrictUSUnknown3
2026-11-05Houston Independent School DistrictUSUnknown3
2026-11-04Houston Independent School DistrictUSUnknown3
2026-11-03Houston Independent School DistrictUSUnknown3
2026-11-02Houston Independent School DistrictUSUnknown3
2026-11-01Houston Independent School DistrictUSUnknown3
2026-10-31Houston Independent School DistrictUSUnknown3
2026-10-30Houston Independent School DistrictUSUnknown3
2026-10-29Houston Independent School DistrictUSUnknown3
2026-10-28Houston Independent School DistrictUSUnknown3
2026-10-27Houston Independent School DistrictUSUnknown3
2026-10-26Houston Independent School DistrictUSUnknown3
2026-10-25Houston Independent School DistrictUSUnknown3
2026-10-24Houston Independent School DistrictUSUnknown3
2026-10-23Houston Independent School DistrictUSUnknown3
2026-10-22Houston Independent School DistrictUSUnknown3
2026-10-21Houston Independent School DistrictUSUnknown3
2026-10-20Houston Independent School DistrictUSUnknown3
2026-10-19Houston Independent School DistrictUSUnknown3
2026-10-18Houston Independent School DistrictUSUnknown3
2026-10-17Houston Independent School DistrictUSUnknown3
2026-10-16Houston Independent School DistrictUSUnknown3
2026-10-15Houston Independent School DistrictUSUnknown3
2026-10-14Houston Independent School DistrictUSUnknown3
2026-10-13Houston Independent School DistrictUSUnknown3
2026-10-12Houston Independent School DistrictUSUnknown3
2026-10-11Houston Independent School DistrictUSUnknown3
2026-10-10Houston Independent School DistrictUSUnknown3
2026-10-09Houston Independent School DistrictUSUnknown3
2026-10-08Houston Independent School DistrictUSUnknown3
2026-10-07Houston Independent School DistrictUSUnknown3
2026-10-06Houston Independent School DistrictUSUnknown3
2026-10-05Houston Independent School DistrictUSUnknown3
2026-10-04Houston Independent School DistrictUSUnknown3
2026-10-03Houston Independent School DistrictUSUnknown3
2026-10-02Houston Independent School DistrictUSUnknown3
2026-10-01Houston Independent School DistrictUSUnknown3
2026-09-30Houston Independent School DistrictUSUnknown3
2026-09-29Houston Independent School DistrictUSUnknown3
2026-09-28Houston Independent School DistrictUSUnknown3
2026-09-27Houston Independent School DistrictUSUnknown3
2026-09-26Houston Independent School DistrictUSUnknown3
2026-09-25Houston Independent School DistrictUSUnknown3
2026-09-24Houston Independent School DistrictUSUnknown3
2026-09-23Houston Independent School DistrictUSUnknown2
2026-09-22Houston Independent School DistrictUSUnknown3
2026-09-21Houston Independent School DistrictUSUnknown3
2026-09-20Houston Independent School DistrictUSUnknown3
2026-09-19Houston Independent School DistrictUSUnknown3
2026-09-18Houston Independent School DistrictUSUnknown3
2026-09-17Houston Independent School DistrictUSUnknown3
2026-09-16Houston Independent School DistrictUSUnknown3
2026-09-15Houston Independent School DistrictUSUnknown3
2026-09-14Houston Independent School DistrictUSUnknown3
2026-09-13Houston Independent School DistrictUSUnknown3
2026-09-12Houston Independent School DistrictUSUnknown3
2026-09-11Houston Independent School DistrictUSUnknown3
2026-09-10Houston Independent School DistrictUSUnknown3
2026-09-09Houston Independent School DistrictUSUnknown3
2026-09-08Houston Independent School DistrictUSUnknown3
2026-09-07Houston Independent School DistrictUSUnknown3
2026-09-06Houston Independent School DistrictUSUnknown3
2026-09-05Houston Independent School DistrictUSUnknown3
2026-09-04Houston Independent School DistrictUSUnknown3
2026-09-03Houston Independent School DistrictUSUnknown3
2026-09-02Houston Independent School DistrictUSUnknown3
2026-09-01Houston Independent School DistrictUSUnknown3
2026-08-31Houston Independent School DistrictUSUnknown3
2026-08-30Houston Independent School DistrictUSUnknown3
2026-08-29Houston Independent School DistrictUSUnknown3
2026-08-28Houston Independent School DistrictUSUnknown3
2026-08-27Houston Independent School DistrictUSUnknown3
2026-08-26Houston Independent School DistrictUSUnknown3
2026-08-25Houston Independent School DistrictUSUnknown3
2026-08-24Houston Independent School DistrictUSUnknown3
2026-08-23Houston Independent School DistrictUSUnknown3
2026-08-22Houston Independent School DistrictUSUnknown3
2026-08-21Houston Independent School DistrictUSUnknown3
2026-08-20Houston Independent School DistrictUSUnknown3
2026-08-19Houston Independent School DistrictUSUnknown3
2026-08-18Houston Independent School DistrictUSUnknown3
2026-08-17Houston Independent School DistrictUSUnknown3
2026-08-16Houston Independent School DistrictUSUnknown3
2026-08-15Houston Independent School DistrictUSUnknown3
2026-08-14Houston Independent School DistrictUSUnknown3
2026-08-13Houston Independent School DistrictUSUnknown3
2026-08-12Houston Independent School DistrictUSUnknown3
2026-08-11Houston Independent School DistrictUSUnknown3
2026-08-10Houston Independent School DistrictUSUnknown3
2026-08-09Houston Independent School DistrictUSUnknown3
2026-08-08Houston Independent School DistrictUSUnknown3
2026-08-07Houston Independent School DistrictUSUnknown3
2026-08-06Houston Independent School DistrictUSUnknown3
2026-08-05Houston Independent School DistrictUSUnknown3
2026-08-04Houston Independent School DistrictUSUnknown3
2026-08-03Houston Independent School DistrictUSUnknown3
2026-08-02Houston Independent School DistrictUSUnknown3
2026-08-01Houston Independent School DistrictUSUnknown3
2026-07-31Houston Independent School DistrictUSUnknown3
2026-07-30Houston Independent School DistrictUSUnknown3
2026-07-29Houston Independent School DistrictUSUnknown3
2026-07-28Houston Independent School DistrictUSUnknown3
2026-07-27Houston Independent School DistrictUSUnknown3
2026-07-26Houston Independent School DistrictUSUnknown3
2026-07-25Houston Independent School DistrictUSUnknown3
2026-07-24Houston Independent School DistrictUSUnknown3
2026-07-23Houston Independent School DistrictUSUnknown3
2026-07-22Houston Independent School DistrictUSUnknown3
2026-07-21Houston Independent School DistrictUSUnknown2
2026-07-20Houston Independent School DistrictUSUnknown3
2026-07-19Houston Independent School DistrictUSUnknown3
2026-07-18Houston Independent School DistrictUSUnknown3
2026-07-17Houston Independent School DistrictUSUnknown3
2026-07-16Houston Independent School DistrictUSUnknown3
2026-07-15Houston Independent School DistrictUSUnknown3
2026-07-14Houston Independent School DistrictUSUnknown3
2026-07-13Houston Independent School DistrictUSUnknown3
2026-07-12Houston Independent School DistrictUSUnknown3
2026-07-11Houston Independent School DistrictUSUnknown3
2026-07-10Houston Independent School DistrictUSUnknown3
2026-07-09Houston Independent School DistrictUSUnknown3
2026-07-08Houston Independent School DistrictUSUnknown3
2026-07-07Houston Independent School DistrictUSUnknown3
2026-07-06Houston Independent School DistrictUSUnknown3
2026-07-05Houston Independent School DistrictUSUnknown3
2026-07-04Houston Independent School DistrictUSUnknown3
2026-07-03Houston Independent School DistrictUSUnknown3
2026-07-02Houston Independent School DistrictUSUnknown3
2026-07-01Houston Independent School DistrictUSUnknown3
2026-06-30Houston Independent School DistrictUSUnknown3
2026-06-29Houston Independent School DistrictUSUnknown3
2026-06-28Houston Independent School DistrictUSUnknown3
2026-06-27Houston Independent School DistrictUSUnknown3
2026-06-26Houston Independent School DistrictUSUnknown3
2026-06-25Houston Independent School DistrictUSUnknown3
2026-06-24Houston Independent School DistrictUSUnknown3
2026-06-23Houston Independent School DistrictUSUnknown3
2026-06-22Houston Independent School DistrictUSUnknown3
2026-06-21Houston Independent School DistrictUSUnknown3
2026-06-20Houston Independent School DistrictUSUnknown3
2026-06-19Houston Independent School DistrictUSUnknown3
2026-06-18Houston Independent School DistrictUSUnknown3
2026-06-17Houston Independent School DistrictUSUnknown3
2026-06-16Houston Independent School DistrictUSUnknown3
2026-06-15Houston Independent School DistrictUSUnknown3
2026-06-14Houston Independent School DistrictUSUnknown3
2026-06-13Houston Independent School DistrictUSUnknown3

IP-block changes

Open full filtered history →
ObservedBlockActionPrevious originsNew origins
2026-09-24166.127.128.0/18Acquired—AS4604
2026-09-23166.127.128.0/18ReleasedAS4604—
2026-07-22166.127.128.0/18Acquired—AS4604
2026-07-21166.127.128.0/18ReleasedAS4604—
Changes page 1