148.77.0.0/17
🇺🇸CIDR
148.77.0.0/17
IP Version
IPv4
Addresses
32.7K
Mask
/17 (255.255.128.0)
Country
🇺🇸 United States
City
New York
RIR
ARIN
Status
allocated
Allocated
5/14/2015
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 148.77.0.0/17 | AS6128CABLE-NET-1 - Cablevision Systems Corp. | Valid | ARIN | 5/31/2026 |
Covering Prefix
11 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 148.77.22.0/24 | AS4451ASN1 - 1199SEIU National Benefit Funds | Valid | — | 5/31/2026 |
| 148.77.62.0/24 | AS16666 | Valid | — | 5/31/2026 |
| 148.77.67.0/24 | AS22479SUNYWCC - SUNY Westchester Community College | Valid | — | 5/31/2026 |
| 148.77.80.0/24 | AS54004LIGHTPATH - Cablevision Lightpath LLC | Valid | — | 5/31/2026 |
| 148.77.31.0/24 | AS54004LIGHTPATH - Cablevision Lightpath LLC | Valid | — | 5/31/2026 |
| 148.77.127.0/24 | AS54004LIGHTPATH - Cablevision Lightpath LLC | Valid | — | 5/31/2026 |
| 148.77.97.0/24 | AS394877BCH - Blythedale Children's Hospital | Valid | — | 5/31/2026 |
| 148.77.3.0/24 | AS396131FERRE226-ARIN - Town of Hempstead | Valid | — | 5/31/2026 |
| 148.77.39.0/24 | AS396148DADDARIO - D'Addario & Company Inc. | Valid | — | 5/31/2026 |
| 148.77.105.0/24 | AS397394GCBB - Gold Coast Broadband | Valid | — | 5/31/2026 |
| 148.77.121.0/24 | AS397394GCBB - Gold Coast Broadband | Valid | — | 5/31/2026 |
Geolocation
API
Open https://api.ipctl.io/v1/prefix/148.77.0.0/17Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/148.77.0.0/17" | jq
External Links