AS38731
Viettel - CHT Company Ltd
VNUnknown2026-09-10
Announced prefixes 114
27.71.16.0/2227.71.16.0/2327.71.19.0/2427.71.20.0/2327.71.20.0/2427.71.21.0/2427.71.22.0/2327.71.224.0/2227.71.224.0/2427.71.225.0/2427.71.226.0/2427.71.228.0/2227.71.231.0/2445.117.160.0/2345.117.161.0/2445.117.162.0/2445.117.163.0/24103.1.208.0/22103.1.211.0/24103.175.146.0/23115.84.176.0/22115.84.177.0/24115.84.179.0/24115.84.180.0/22116.97.184.0/24116.97.185.0/24116.97.186.0/24116.97.187.0/24116.97.189.0/24116.111.176.0/21116.111.180.0/22116.111.183.0/24117.1.149.0/24117.1.150.0/24125.212.192.0/22125.212.192.0/24125.212.193.0/24125.212.194.0/24125.212.195.0/24125.212.196.0/22125.212.196.0/24125.212.198.0/24125.212.200.0/22125.212.204.0/22125.212.224.0/21125.212.224.0/24125.212.225.0/24125.212.226.0/24125.212.228.0/24125.212.229.0/24125.212.230.0/24125.212.231.0/24125.212.232.0/22125.212.236.0/22171.226.8.0/22171.226.8.0/23171.226.10.0/23171.226.10.0/24171.226.11.0/24171.226.12.0/24171.226.13.0/24171.226.14.0/24171.226.15.0/24171.237.176.0/23171.244.0.0/22171.244.4.0/22171.244.8.0/22171.244.8.0/24171.244.9.0/24171.244.10.0/24171.244.11.0/24171.244.12.0/22171.244.12.0/24171.244.13.0/24171.244.14.0/24171.244.15.0/24171.244.48.0/22171.244.52.0/22171.244.53.0/24171.244.54.0/24171.244.56.0/22171.244.57.0/24171.244.59.0/24171.244.60.0/22171.244.60.0/24171.244.61.0/24171.244.62.0/23171.244.62.0/24171.244.63.0/24171.244.192.0/22171.244.195.0/24171.244.196.0/22171.244.197.0/24171.244.198.0/23210.211.96.0/21210.211.96.0/24210.211.99.0/24210.211.104.0/21210.211.104.0/22210.211.108.0/22210.211.112.0/21210.211.120.0/22210.211.124.0/22210.211.127.0/242401:5f80::/362401:5f80:6::/482401:5f80:1000::/362401:5f80:1004::/482401:5f80:2000::/352401:5f80:2000::/362401:5f80:3000::/362401:5f80:4000::/362401:5f80:5000::/362401:5f80:6000::/36Snapshot history
| Date | Name | Country | Class | Prefixes |
|---|---|---|---|---|
| 2026-11-12 | Viettel - CHT Company Ltd | VN | Unknown | 122 |
| 2026-11-11 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-11-10 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-11-09 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-11-08 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-11-07 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-11-06 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-11-05 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-11-04 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-11-03 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-11-02 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-11-01 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-31 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-30 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-29 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-28 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-27 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-26 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-25 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-24 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-23 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-22 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-21 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-20 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-19 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-18 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-17 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-16 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-15 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-14 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-13 | Viettel - CHT Company Ltd | VN | Unknown | 124 |
| 2026-10-12 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-11 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-10 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-09 | Viettel - CHT Company Ltd | VN | Unknown | 123 |
| 2026-10-08 | Viettel - CHT Company Ltd | VN | Unknown | 121 |
| 2026-10-07 | Viettel - CHT Company Ltd | VN | Unknown | 116 |
| 2026-10-06 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-10-05 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-10-04 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-10-03 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-10-02 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-10-01 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-09-30 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-09-29 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-09-28 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-09-27 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-09-26 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-09-25 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-09-24 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-09-23 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-09-22 | Viettel - CHT Company Ltd | VN | Unknown | 117 |
| 2026-09-21 | Viettel - CHT Company Ltd | VN | Unknown | 116 |
| 2026-09-20 | Viettel - CHT Company Ltd | VN | Unknown | 116 |
| 2026-09-19 | Viettel - CHT Company Ltd | VN | Unknown | 116 |
| 2026-09-18 | Viettel - CHT Company Ltd | VN | Unknown | 116 |
| 2026-09-17 | Viettel - CHT Company Ltd | VN | Unknown | 115 |
| 2026-09-16 | Viettel - CHT Company Ltd | VN | Unknown | 115 |
| 2026-09-15 | Viettel - CHT Company Ltd | VN | Unknown | 115 |
| 2026-09-14 | Viettel - CHT Company Ltd | VN | Unknown | 115 |
| 2026-09-13 | Viettel - CHT Company Ltd | VN | Unknown | 115 |
| 2026-09-12 | Viettel - CHT Company Ltd | VN | Unknown | 115 |
| 2026-09-11 | Viettel - CHT Company Ltd | VN | Unknown | 115 |
| 2026-09-10 | Viettel - CHT Company Ltd | VN | Unknown | 114 |
| 2026-09-09 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-09-08 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-09-07 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-09-06 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-09-05 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-09-04 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-09-03 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-09-02 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-09-01 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-31 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-30 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-29 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-28 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-27 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-26 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-25 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-24 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-23 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-22 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-21 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-20 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-19 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-18 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-17 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-16 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-15 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-14 | Viettel - CHT Company Ltd | VN | Unknown | 113 |
| 2026-08-13 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-12 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-11 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-10 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-09 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-08 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-07 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-06 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-05 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-04 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-03 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-02 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-08-01 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-07-31 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-07-30 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-07-29 | Viettel - CHT Company Ltd | VN | Unknown | 112 |
| 2026-07-28 | Viettel - CHT Company Ltd | VN | Unknown | 111 |
| 2026-07-27 | Viettel - CHT Company Ltd | VN | Unknown | 111 |
| 2026-07-26 | Viettel - CHT Company Ltd | VN | Unknown | 111 |
| 2026-07-25 | Viettel - CHT Company Ltd | VN | Unknown | 111 |
| 2026-07-24 | Viettel - CHT Company Ltd | VN | Unknown | 111 |
| 2026-07-23 | Viettel - CHT Company Ltd | VN | Unknown | 111 |
| 2026-07-22 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-21 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-20 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-19 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-18 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-17 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-16 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-15 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-14 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-13 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-12 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-11 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-10 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-09 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-08 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-07 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-06 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-05 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-04 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-03 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-02 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-07-01 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-06-30 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-06-29 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-06-28 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-06-27 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-06-26 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-06-25 | Viettel - CHT Company Ltd | VN | Unknown | 110 |
| 2026-06-24 | Viettel - CHT Company Ltd | VN | Unknown | 108 |
| 2026-06-23 | Viettel - CHT Company Ltd | VN | Unknown | 108 |
| 2026-06-22 | Viettel - CHT Company Ltd | VN | Unknown | 108 |
| 2026-06-21 | Viettel - CHT Company Ltd | VN | Unknown | 108 |
| 2026-06-20 | Viettel - CHT Company Ltd | VN | Unknown | 108 |
| 2026-06-19 | Viettel - CHT Company Ltd | VN | Unknown | 109 |
| 2026-06-18 | Viettel - CHT Company Ltd | VN | Unknown | 109 |
| 2026-06-17 | Viettel - CHT Company Ltd | VN | Unknown | 109 |
| 2026-06-16 | Viettel - CHT Company Ltd | VN | Unknown | 109 |
| 2026-06-15 | Viettel - CHT Company Ltd | VN | Unknown | 109 |
| 2026-06-14 | Viettel - CHT Company Ltd | VN | Unknown | 108 |
| 2026-06-13 | Viettel - CHT Company Ltd | VN | Unknown | 108 |
IP-block changes
Open full filtered history →| Observed | Block | Action | Previous origins | New origins |
|---|---|---|---|---|
| 2026-11-12 | 171.226.8.0/22 | Released | AS7552, AS38731 | AS7552 |
| 2026-10-14 | 2405:4340::/48 | Released | AS38731 | — |
| 2026-10-13 | 2405:4340::/48 | Acquired | — | AS38731 |
| 2026-10-09 | 125.212.200.0/24 | Acquired | — | AS38731 |
| 2026-10-09 | 171.244.5.0/24 | Acquired | — | AS38731 |
| 2026-10-08 | 27.71.228.0/24 | Acquired | — | AS38731 |
| 2026-10-08 | 27.71.229.0/24 | Acquired | — | AS38731 |
| 2026-10-08 | 125.212.239.0/24 | Acquired | — | AS38731 |
| 2026-10-08 | 171.244.49.0/24 | Acquired | — | AS38731 |
| 2026-10-08 | 171.244.51.0/24 | Acquired | — | AS38731 |
| 2026-10-07 | 2405:4340::/48 | Released | AS38731 | — |
| 2026-09-22 | 210.211.117.0/24 | Acquired | — | AS38731 |
| 2026-09-18 | 2405:4340::/48 | Acquired | AS135987 | AS38731 |
| 2026-09-11 | 2406:4c40::/48 | Acquired | AS135953 | AS38731 |
| 2026-09-10 | 2401:5f80:1004::/48 | Acquired | — | AS38731 |
| 2026-08-14 | 116.97.189.0/24 | Acquired | — | AS38731 |
| 2026-07-29 | 116.97.187.0/24 | Acquired | — | AS38731 |
| 2026-07-23 | 116.97.186.0/24 | Acquired | — | AS38731 |
| 2026-06-25 | 116.97.185.0/24 | Acquired | — | AS38731 |
| 2026-06-25 | 117.1.150.0/24 | Acquired | — | AS38731 |
| 2026-06-20 | 117.1.150.0/24 | Released | AS38731 | — |
| 2026-06-15 | 117.1.150.0/24 | Acquired | — | AS38731 |
Changes page 1