AS33132

Zayo Bandwidth

USCarrier2026-08-21

Announced prefixes 72

45.42.56.0/2145.73.144.0/2045.73.155.0/2445.73.156.0/2469.80.64.0/2074.115.232.0/2274.120.40.0/2174.120.46.0/24104.219.176.0/21140.82.213.0/24141.193.54.0/24162.213.144.0/21162.246.136.0/21162.252.120.0/21167.93.0.0/17170.55.0.0/16170.55.0.0/24170.55.52.0/23170.55.55.0/24170.55.63.0/24170.55.69.0/24170.55.70.0/24170.55.71.0/24170.55.77.0/24170.55.79.0/24170.55.83.0/24170.55.88.0/24170.55.90.0/24170.55.102.0/24170.55.120.0/24170.55.127.0/24170.55.129.0/24170.55.132.0/24170.55.135.0/24170.55.150.0/24170.55.162.0/24170.55.188.0/24170.55.192.0/24170.55.197.0/24198.72.44.0/22198.181.255.0/24199.26.72.0/21199.27.240.0/21199.167.100.0/22199.189.192.0/21204.28.104.0/21204.88.28.0/22204.238.236.0/24208.67.164.0/222602:80f:b000::/402604:200::/322604:200:4::/482604:200:6::/482604:200:8::/482604:200:9::/482604:200:a::/482604:200:b::/482604:200:c::/482604:200:d::/482604:200:e::/482604:200:f::/482604:200:11::/482604:200:13::/482604:200:17::/482604:200:18::/482604:200:19::/482604:200:1a::/482604:200:1d::/482604:200:1e::/482604:1a00:59::/482604:1a00:5d::/482604:1a00:cc::/48

Snapshot history

Date	Name	Country	Class	Prefixes
2026-11-11	Zayo Bandwidth	US	Carrier	72
2026-11-10	Zayo Bandwidth	US	Carrier	72
2026-11-09	Zayo Bandwidth	US	Carrier	72
2026-11-08	Zayo Bandwidth	US	Carrier	72
2026-11-07	Zayo Bandwidth	US	Carrier	72
2026-11-06	Zayo Bandwidth	US	Carrier	72
2026-11-05	Zayo Bandwidth	US	Carrier	72
2026-11-04	Zayo Bandwidth	US	Carrier	72
2026-11-03	Zayo Bandwidth	US	Carrier	72
2026-11-02	Zayo Bandwidth	US	Carrier	72
2026-11-01	Zayo Bandwidth	US	Carrier	72
2026-10-31	Zayo Bandwidth	US	Carrier	72
2026-10-30	Zayo Bandwidth	US	Carrier	72
2026-10-29	Zayo Bandwidth	US	Carrier	72
2026-10-28	Zayo Bandwidth	US	Carrier	72
2026-10-27	Zayo Bandwidth	US	Carrier	72
2026-10-26	Zayo Bandwidth	US	Carrier	72
2026-10-25	Zayo Bandwidth	US	Carrier	72
2026-10-24	Zayo Bandwidth	US	Carrier	72
2026-10-23	Zayo Bandwidth	US	Carrier	72
2026-10-22	Zayo Bandwidth	US	Carrier	72
2026-10-21	Zayo Bandwidth	US	Carrier	72
2026-10-20	Zayo Bandwidth	US	Carrier	72
2026-10-19	Zayo Bandwidth	US	Carrier	72
2026-10-18	Zayo Bandwidth	US	Carrier	72
2026-10-17	Zayo Bandwidth	US	Carrier	72
2026-10-16	Zayo Bandwidth	US	Carrier	72
2026-10-15	Zayo Bandwidth	US	Carrier	72
2026-10-14	Zayo Bandwidth	US	Carrier	72
2026-10-13	Zayo Bandwidth	US	Carrier	72
2026-10-12	Zayo Bandwidth	US	Carrier	72
2026-10-11	Zayo Bandwidth	US	Carrier	72
2026-10-10	Zayo Bandwidth	US	Carrier	72
2026-10-09	Zayo Bandwidth	US	Carrier	72
2026-10-08	Zayo Bandwidth	US	Carrier	72
2026-10-07	Zayo Bandwidth	US	Carrier	72
2026-10-06	Zayo Bandwidth	US	Carrier	72
2026-10-05	Zayo Bandwidth	US	Carrier	72
2026-10-04	Zayo Bandwidth	US	Carrier	72
2026-10-03	Zayo Bandwidth	US	Carrier	72
2026-10-02	Zayo Bandwidth	US	Carrier	72
2026-10-01	Zayo Bandwidth	US	Carrier	72
2026-09-30	Zayo Bandwidth	US	Carrier	72
2026-09-29	Zayo Bandwidth	US	Carrier	72
2026-09-28	Zayo Bandwidth	US	Carrier	72
2026-09-27	Zayo Bandwidth	US	Carrier	72
2026-09-26	Zayo Bandwidth	US	Carrier	72
2026-09-25	Zayo Bandwidth	US	Carrier	72
2026-09-24	Zayo Bandwidth	US	Carrier	72
2026-09-23	Zayo Bandwidth	US	Carrier	72
2026-09-22	Zayo Bandwidth	US	Carrier	72
2026-09-21	Zayo Bandwidth	US	Carrier	72
2026-09-20	Zayo Bandwidth	US	Carrier	72
2026-09-19	Zayo Bandwidth	US	Carrier	72
2026-09-18	Zayo Bandwidth	US	Carrier	72
2026-09-17	Zayo Bandwidth	US	Carrier	72
2026-09-16	Zayo Bandwidth	US	Carrier	72
2026-09-15	Zayo Bandwidth	US	Carrier	72
2026-09-14	Zayo Bandwidth	US	Carrier	72
2026-09-13	Zayo Bandwidth	US	Carrier	72
2026-09-12	Zayo Bandwidth	US	Carrier	72
2026-09-11	Zayo Bandwidth	US	Carrier	72
2026-09-10	Zayo Bandwidth	US	Carrier	72
2026-09-09	Zayo Bandwidth	US	Carrier	72
2026-09-08	Zayo Bandwidth	US	Carrier	72
2026-09-07	Zayo Bandwidth	US	Carrier	72
2026-09-06	Zayo Bandwidth	US	Carrier	72
2026-09-05	Zayo Bandwidth	US	Carrier	72
2026-09-04	Zayo Bandwidth	US	Carrier	72
2026-09-03	Zayo Bandwidth	US	Carrier	72
2026-09-02	Zayo Bandwidth	US	Carrier	72
2026-09-01	Zayo Bandwidth	US	Carrier	72
2026-08-31	Zayo Bandwidth	US	Carrier	72
2026-08-30	Zayo Bandwidth	US	Carrier	72
2026-08-29	Zayo Bandwidth	US	Carrier	72
2026-08-28	Zayo Bandwidth	US	Carrier	72
2026-08-27	Zayo Bandwidth	US	Carrier	72
2026-08-26	Zayo Bandwidth	US	Carrier	72
2026-08-25	Zayo Bandwidth	US	Carrier	72
2026-08-24	Zayo Bandwidth	US	Carrier	72
2026-08-23	Zayo Bandwidth	US	Carrier	72
2026-08-22	Zayo Bandwidth	US	Carrier	72
2026-08-21	Zayo Bandwidth	US	Carrier	72
2026-08-20	Zayo Bandwidth	US	Carrier	71
2026-08-19	Zayo Bandwidth	US	Carrier	72
2026-08-18	Zayo Bandwidth	US	Carrier	72
2026-08-17	Zayo Bandwidth	US	Carrier	72
2026-08-16	Zayo Bandwidth	US	Carrier	72
2026-08-15	Zayo Bandwidth	US	Carrier	72
2026-08-14	Zayo Bandwidth	US	Carrier	74
2026-08-13	Zayo Bandwidth	US	Carrier	74
2026-08-12	Zayo Bandwidth	US	Carrier	73
2026-08-11	Zayo Bandwidth	US	Carrier	74
2026-08-10	Zayo Bandwidth	US	Carrier	74
2026-08-09	Zayo Bandwidth	US	Carrier	74
2026-08-08	Zayo Bandwidth	US	Carrier	74
2026-08-07	Zayo Bandwidth	US	Carrier	74
2026-08-06	Zayo Bandwidth	US	Carrier	74
2026-08-05	Zayo Bandwidth	US	Carrier	74
2026-08-04	Zayo Bandwidth	US	Carrier	74
2026-08-03	Zayo Bandwidth	US	Carrier	74
2026-08-02	Zayo Bandwidth	US	Carrier	74
2026-08-01	Zayo Bandwidth	US	Carrier	74
2026-07-31	Zayo Bandwidth	US	Carrier	75
2026-07-30	Zayo Bandwidth	US	Carrier	75
2026-07-29	Zayo Bandwidth	US	Carrier	75
2026-07-28	Zayo Bandwidth	US	Carrier	75
2026-07-27	Zayo Bandwidth	US	Carrier	75
2026-07-26	Zayo Bandwidth	US	Carrier	75
2026-07-25	Zayo Bandwidth	US	Carrier	75
2026-07-24	Zayo Bandwidth	US	Carrier	75
2026-07-23	Zayo Bandwidth	US	Carrier	75
2026-07-22	Zayo Bandwidth	US	Carrier	75
2026-07-21	Zayo Bandwidth	US	Carrier	75
2026-07-20	Zayo Bandwidth	US	Carrier	75
2026-07-19	Zayo Bandwidth	US	Carrier	75
2026-07-18	Zayo Bandwidth	US	Carrier	75
2026-07-17	Zayo Bandwidth	US	Carrier	75
2026-07-16	Zayo Bandwidth	US	Carrier	75
2026-07-15	Zayo Bandwidth	US	Carrier	75
2026-07-14	Zayo Bandwidth	US	Carrier	75
2026-07-13	Zayo Bandwidth	US	Carrier	75
2026-07-12	Zayo Bandwidth	US	Carrier	75
2026-07-11	Zayo Bandwidth	US	Carrier	75
2026-07-10	Zayo Bandwidth	US	Carrier	75
2026-07-09	Zayo Bandwidth	US	Carrier	75
2026-07-08	Zayo Bandwidth	US	Carrier	75
2026-07-07	Zayo Bandwidth	US	Carrier	75
2026-07-06	Zayo Bandwidth	US	Carrier	75
2026-07-05	Zayo Bandwidth	US	Carrier	75
2026-07-04	Zayo Bandwidth	US	Carrier	75
2026-07-03	Zayo Bandwidth	US	Carrier	75
2026-07-02	Zayo Bandwidth	US	Carrier	75
2026-07-01	Zayo Bandwidth	US	Carrier	75
2026-06-30	Zayo Bandwidth	US	Carrier	75
2026-06-29	Zayo Bandwidth	US	Carrier	75
2026-06-28	Zayo Bandwidth	US	Carrier	75
2026-06-27	Zayo Bandwidth	US	Carrier	75
2026-06-26	Zayo Bandwidth	US	Carrier	75
2026-06-25	Zayo Bandwidth	US	Carrier	75
2026-06-24	Zayo Bandwidth	US	Carrier	75
2026-06-23	Zayo Bandwidth	US	Carrier	75
2026-06-22	Zayo Bandwidth	US	Carrier	75
2026-06-21	Zayo Bandwidth	US	Carrier	75
2026-06-20	Zayo Bandwidth	US	Carrier	75
2026-06-19	Zayo Bandwidth	US	Carrier	75
2026-06-18	Zayo Bandwidth	US	Carrier	75
2026-06-17	Zayo Bandwidth	US	Carrier	75
2026-06-16	Zayo Bandwidth	US	Carrier	75
2026-06-15	Zayo Bandwidth	US	Carrier	75
2026-06-14	Zayo Bandwidth	US	Carrier	75
2026-06-13	Zayo Bandwidth	US	Carrier	75

IP-block changes

Open full filtered history →

Observed	Block	Action	Previous origins	New origins
2026-08-21	`2604:200:11::/48`	Acquired	—	AS33132
2026-08-20	`2604:200:11::/48`	Released	AS33132	—
2026-08-15	`162.213.147.0/24`	Released	AS33132	—
2026-08-15	`168.213.253.0/24`	Released	AS33132	AS402115
2026-08-13	`2604:200:f::/48`	Acquired	—	AS33132
2026-08-12	`2604:200:f::/48`	Released	AS33132	—
2026-08-01	`2604:200:1f::/48`	Released	AS33132	AS46887