66.54.128.0/17
🇺🇸CIDR
66.54.128.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇺🇸 United States
City
Champaign
RIR
ARIN
Status
allocated
Allocated
12/22/2000
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.54.128.0/17 | AS3257GTT-BACKBONE GTT Communications Inc. | No ROA | — | 6/1/2026 |
Covering Prefix
8 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 66.54.134.0/23 | AS46401OMNISYNC-NETWORKS - OmniSync Networks | Valid | — | 6/1/2026 |
| 66.54.199.0/24 | AS11696NBS11696 - Fusion, LLC | No ROA | — | 6/1/2026 |
| 66.54.184.0/24 | AS14707ABSHOU-ASN - American Bureau of Shipping | No ROA | — | 6/1/2026 |
| 66.54.164.0/24 | AS31917OPENTEXT-NA-US-3 - Open Text Corporation | No ROA | — | 6/1/2026 |
| 66.54.133.0/24 | AS46401OMNISYNC-NETWORKS - OmniSync Networks | Valid | — | 6/1/2026 |
| 66.54.134.0/24 | AS46401OMNISYNC-NETWORKS - OmniSync Networks | Valid | — | 6/1/2026 |
| 66.54.135.0/24 | AS46401OMNISYNC-NETWORKS - OmniSync Networks | Valid | — | 6/1/2026 |
| 66.54.132.0/24 | AS46401OMNISYNC-NETWORKS - OmniSync Networks | Valid | — | 6/1/2026 |
Geolocation
Country🇺🇸United StatesUS
CityChampaign
Abuse Contact
API
Open https://api.ipctl.io/v1/prefix/66.54.128.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/66.54.128.0/17" | jq
External Links