72.4.128.0/19
🇺🇸CIDR
72.4.128.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Austin (Barton Hills)
RIR
ARIN
Status
allocated
Allocated
11/17/2004
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 72.4.128.0/19 | AS3064AFFINITY-FTL - Ntirety, Inc. | No ROA | — | 5/31/2026 |
Covering Prefix
5 less-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 72.4.144.0/22 | AS18447AFFINITY-INTER - Ntirety, Inc. | No ROA | — | 5/31/2026 |
| 72.4.130.0/23 | AS18447AFFINITY-INTER - Ntirety, Inc. | No ROA | — | 5/31/2026 |
| 72.4.154.0/23 | AS18447AFFINITY-INTER - Ntirety, Inc. | No ROA | — | 5/31/2026 |
| 72.4.129.0/24 | AS18447AFFINITY-INTER - Ntirety, Inc. | No ROA | — | 5/31/2026 |
| 72.4.143.0/24 | AS18447AFFINITY-INTER - Ntirety, Inc. | No ROA | — | 5/31/2026 |
Origin ASN
AS3064
AFFINITY-FTL - Ntirety, Inc.
Geolocation
API
Open https://api.ipctl.io/v1/prefix/72.4.128.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/72.4.128.0/19" | jq
External Links