AS61786

Prestek Telecom

BRUnknown2026-09-04

Announced prefixes 12

138.99.28.0/22138.99.28.0/24138.99.29.0/24138.99.30.0/24138.99.31.0/24201.150.48.0/22201.150.48.0/24201.150.49.0/24201.150.50.0/24201.150.51.0/242804:1950::/322804:1950::/33

Snapshot history

Date	Name	Country	Class	Prefixes
2026-11-13	Prestek Telecom	BR	Unknown	12
2026-11-12	Prestek Telecom	BR	Unknown	16
2026-11-11	Prestek Telecom	BR	Unknown	16
2026-11-10	Prestek Telecom	BR	Unknown	16
2026-11-09	Prestek Telecom	BR	Unknown	16
2026-11-08	Prestek Telecom	BR	Unknown	16
2026-11-07	Prestek Telecom	BR	Unknown	12
2026-11-06	Prestek Telecom	BR	Unknown	16
2026-11-05	Prestek Telecom	BR	Unknown	16
2026-11-04	Prestek Telecom	BR	Unknown	16
2026-11-03	Prestek Telecom	BR	Unknown	16
2026-11-02	Prestek Telecom	BR	Unknown	16
2026-11-01	Prestek Telecom	BR	Unknown	16
2026-10-31	Prestek Telecom	BR	Unknown	16
2026-10-30	Prestek Telecom	BR	Unknown	16
2026-10-29	Prestek Telecom	BR	Unknown	16
2026-10-28	Prestek Telecom	BR	Unknown	16
2026-10-27	Prestek Telecom	BR	Unknown	16
2026-10-26	Prestek Telecom	BR	Unknown	16
2026-10-25	Prestek Telecom	BR	Unknown	16
2026-10-24	Prestek Telecom	BR	Unknown	16
2026-10-23	Prestek Telecom	BR	Unknown	16
2026-10-22	Prestek Telecom	BR	Unknown	16
2026-10-21	Prestek Telecom	BR	Unknown	16
2026-10-20	Prestek Telecom	BR	Unknown	16
2026-10-19	Prestek Telecom	BR	Unknown	16
2026-10-18	Prestek Telecom	BR	Unknown	16
2026-10-17	Prestek Telecom	BR	Unknown	16
2026-10-16	Prestek Telecom	BR	Unknown	16
2026-10-15	Prestek Telecom	BR	Unknown	16
2026-10-14	Prestek Telecom	BR	Unknown	16
2026-10-13	Prestek Telecom	BR	Unknown	16
2026-10-12	Prestek Telecom	BR	Unknown	16
2026-10-11	Prestek Telecom	BR	Unknown	16
2026-10-10	Prestek Telecom	BR	Unknown	16
2026-10-09	Prestek Telecom	BR	Unknown	16
2026-10-08	Prestek Telecom	BR	Unknown	16
2026-10-07	Prestek Telecom	BR	Unknown	16
2026-10-06	Prestek Telecom	BR	Unknown	16
2026-10-05	Prestek Telecom	BR	Unknown	16
2026-10-04	Prestek Telecom	BR	Unknown	16
2026-10-03	Prestek Telecom	BR	Unknown	16
2026-10-02	Prestek Telecom	BR	Unknown	16
2026-10-01	Prestek Telecom	BR	Unknown	16
2026-09-30	Prestek Telecom	BR	Unknown	16
2026-09-29	Prestek Telecom	BR	Unknown	16
2026-09-28	Prestek Telecom	BR	Unknown	16
2026-09-27	Prestek Telecom	BR	Unknown	16
2026-09-26	Prestek Telecom	BR	Unknown	16
2026-09-25	Prestek Telecom	BR	Unknown	16
2026-09-24	Prestek Telecom	BR	Unknown	16
2026-09-23	Prestek Telecom	BR	Unknown	16
2026-09-22	Prestek Telecom	BR	Unknown	16
2026-09-21	Prestek Telecom	BR	Unknown	16
2026-09-20	Prestek Telecom	BR	Unknown	16
2026-09-19	Prestek Telecom	BR	Unknown	16
2026-09-18	Prestek Telecom	BR	Unknown	16
2026-09-17	Prestek Telecom	BR	Unknown	16
2026-09-16	Prestek Telecom	BR	Unknown	16
2026-09-15	Prestek Telecom	BR	Unknown	16
2026-09-14	Prestek Telecom	BR	Unknown	16
2026-09-13	Prestek Telecom	BR	Unknown	16
2026-09-12	Prestek Telecom	BR	Unknown	16
2026-09-11	Prestek Telecom	BR	Unknown	16
2026-09-10	Prestek Telecom	BR	Unknown	16
2026-09-09	Prestek Telecom	BR	Unknown	16
2026-09-08	Prestek Telecom	BR	Unknown	16
2026-09-07	Prestek Telecom	BR	Unknown	16
2026-09-06	Prestek Telecom	BR	Unknown	16
2026-09-05	Prestek Telecom	BR	Unknown	16
2026-09-04	Prestek Telecom	BR	Unknown	12
2026-09-03	Prestek Telecom	BR	Unknown	16
2026-09-02	Prestek Telecom	BR	Unknown	16
2026-09-01	Prestek Telecom	BR	Unknown	16
2026-08-31	Prestek Telecom	BR	Unknown	16
2026-08-30	Prestek Telecom	BR	Unknown	16
2026-08-29	Prestek Telecom	BR	Unknown	16
2026-08-28	Prestek Telecom	BR	Unknown	16
2026-08-27	Prestek Telecom	BR	Unknown	16
2026-08-26	Prestek Telecom	BR	Unknown	16
2026-08-25	Prestek Telecom	BR	Unknown	12
2026-08-24	Prestek Telecom	BR	Unknown	12
2026-08-23	Prestek Telecom	BR	Unknown	12
2026-08-22	Prestek Telecom	BR	Unknown	16
2026-08-21	Prestek Telecom	BR	Unknown	16
2026-08-20	Prestek Telecom	BR	Unknown	16
2026-08-19	Prestek Telecom	BR	Unknown	16
2026-08-18	Prestek Telecom	BR	Unknown	16
2026-08-17	Prestek Telecom	BR	Unknown	16
2026-08-16	Prestek Telecom	BR	Unknown	15
2026-08-15	Prestek Telecom	BR	Unknown	16
2026-08-14	Prestek Telecom	BR	Unknown	16
2026-08-13	Prestek Telecom	BR	Unknown	16
2026-08-12	Prestek Telecom	BR	Unknown	16
2026-08-11	Prestek Telecom	BR	Unknown	16
2026-08-10	Prestek Telecom	BR	Unknown	16
2026-08-09	Prestek Telecom	BR	Unknown	16
2026-08-08	Prestek Telecom	BR	Unknown	16
2026-08-07	Prestek Telecom	BR	Unknown	16
2026-08-06	Prestek Telecom	BR	Unknown	16
2026-08-05	Prestek Telecom	BR	Unknown	16
2026-08-04	Prestek Telecom	BR	Unknown	16
2026-08-03	Prestek Telecom	BR	Unknown	16
2026-08-02	Prestek Telecom	BR	Unknown	16
2026-08-01	Prestek Telecom	BR	Unknown	16
2026-07-31	Prestek Telecom	BR	Unknown	16
2026-07-30	Prestek Telecom	BR	Unknown	16
2026-07-29	Prestek Telecom	BR	Unknown	16
2026-07-28	Prestek Telecom	BR	Unknown	16
2026-07-27	Prestek Telecom	BR	Unknown	16
2026-07-26	Prestek Telecom	BR	Unknown	16
2026-07-25	Prestek Telecom	BR	Unknown	16
2026-07-24	Prestek Telecom	BR	Unknown	16
2026-07-23	Prestek Telecom	BR	Unknown	16
2026-07-22	Prestek Telecom	BR	Unknown	16
2026-07-21	Prestek Telecom	BR	Unknown	16
2026-07-20	Prestek Telecom	BR	Unknown	16
2026-07-19	Prestek Telecom	BR	Unknown	16
2026-07-18	Prestek Telecom	BR	Unknown	16
2026-07-17	Prestek Telecom	BR	Unknown	16
2026-07-16	Prestek Telecom	BR	Unknown	16
2026-07-15	Prestek Telecom	BR	Unknown	16
2026-07-14	Prestek Telecom	BR	Unknown	16
2026-07-13	Prestek Telecom	BR	Unknown	16
2026-07-12	Prestek Telecom	BR	Unknown	16
2026-07-11	Prestek Telecom	BR	Unknown	16
2026-07-10	Prestek Telecom	BR	Unknown	16
2026-07-09	Prestek Telecom	BR	Unknown	16
2026-07-08	Prestek Telecom	BR	Unknown	16
2026-07-07	Prestek Telecom	BR	Unknown	16
2026-07-06	Prestek Telecom	BR	Unknown	16
2026-07-05	Prestek Telecom	BR	Unknown	16
2026-07-04	Prestek Telecom	BR	Unknown	16
2026-07-03	Prestek Telecom	BR	Unknown	17
2026-07-02	Prestek Telecom	BR	Unknown	17
2026-07-01	Prestek Telecom	BR	Unknown	17
2026-06-30	Prestek Telecom	BR	Unknown	17
2026-06-29	Prestek Telecom	BR	Unknown	17
2026-06-28	Prestek Telecom	BR	Unknown	17
2026-06-27	Prestek Telecom	BR	Unknown	17
2026-06-26	Prestek Telecom	BR	Unknown	17
2026-06-25	Prestek Telecom	BR	Unknown	17
2026-06-24	Prestek Telecom	BR	Unknown	17
2026-06-23	Prestek Telecom	BR	Unknown	17
2026-06-22	Prestek Telecom	BR	Unknown	17
2026-06-21	Prestek Telecom	BR	Unknown	17
2026-06-20	Prestek Telecom	BR	Unknown	17
2026-06-19	Prestek Telecom	BR	Unknown	17
2026-06-18	Prestek Telecom	BR	Unknown	17
2026-06-17	Prestek Telecom	BR	Unknown	17
2026-06-16	Prestek Telecom	BR	Unknown	17
2026-06-15	Prestek Telecom	BR	Unknown	17
2026-06-14	Prestek Telecom	BR	Unknown	17
2026-06-13	Prestek Telecom	BR	Unknown	17

IP-block changes

Open full filtered history →

Observed	Block	Action	Previous origins	New origins
2026-11-13	`138.99.28.0/23`	Released	AS61786	—
2026-11-13	`138.99.30.0/23`	Released	AS61786	—
2026-11-13	`201.150.48.0/23`	Released	AS61786	—
2026-11-13	`201.150.50.0/23`	Released	AS61786	—
2026-11-08	`138.99.28.0/23`	Acquired	—	AS61786
2026-11-08	`138.99.30.0/23`	Acquired	—	AS61786
2026-11-08	`201.150.48.0/23`	Acquired	—	AS61786
2026-11-08	`201.150.50.0/23`	Acquired	—	AS61786
2026-11-07	`138.99.28.0/23`	Released	AS61786	—
2026-11-07	`138.99.30.0/23`	Released	AS61786	—
2026-11-07	`201.150.48.0/23`	Released	AS61786	—
2026-11-07	`201.150.50.0/23`	Released	AS61786	—
2026-09-05	`138.99.28.0/23`	Acquired	—	AS61786
2026-09-05	`138.99.30.0/23`	Acquired	—	AS61786
2026-09-05	`201.150.48.0/23`	Acquired	—	AS61786
2026-09-05	`201.150.50.0/23`	Acquired	—	AS61786
2026-09-04	`138.99.28.0/23`	Released	AS61786	—
2026-09-04	`138.99.30.0/23`	Released	AS61786	—
2026-09-04	`201.150.48.0/23`	Released	AS61786	—
2026-09-04	`201.150.50.0/23`	Released	AS61786	—
2026-08-26	`138.99.28.0/23`	Acquired	—	AS61786
2026-08-26	`138.99.30.0/23`	Acquired	—	AS61786
2026-08-26	`201.150.48.0/23`	Acquired	—	AS61786
2026-08-26	`201.150.50.0/23`	Acquired	—	AS61786
2026-08-23	`138.99.28.0/23`	Released	AS61786	—
2026-08-23	`138.99.30.0/23`	Released	AS61786	—
2026-08-23	`201.150.48.0/23`	Released	AS61786	—
2026-08-23	`201.150.50.0/23`	Released	AS61786	—
2026-08-17	`2804:1950::/33`	Acquired	—	AS61786
2026-08-16	`2804:1950::/33`	Released	AS61786	—
2026-07-04	`177.67.170.0/24`	Released	AS61786, AS271231	AS271231