72.172.224.0/19 - BGP Prefix
IPv4ARINallocated RPKI Valid
CIDR
72.172.224.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
San Francisco (Panhandle)
RIR
ARIN
Status
allocated
Allocated
2007-01-03
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below. | ||||
More-Specific Announcements
9 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 72.172.226.0/24 | AS26914 SYNOPTEK - Synoptek, LLC | Valid | - | 2026-10-11 |
| 72.172.229.0/24 | AS26914 SYNOPTEK - Synoptek, LLC | Valid | - | 2026-10-11 |
| 72.172.231.0/24 | AS26914 SYNOPTEK - Synoptek, LLC | Valid | - | 2026-10-11 |
| 72.172.232.0/24 | AS26914 SYNOPTEK - Synoptek, LLC | Valid | - | 2026-10-11 |
| 72.172.233.0/24 | AS26914 SYNOPTEK - Synoptek, LLC | Valid | - | 2026-10-11 |
| 72.172.234.0/24 | AS26914 SYNOPTEK - Synoptek, LLC | Valid | - | 2026-10-11 |
| 72.172.235.0/24 | AS26914 SYNOPTEK - Synoptek, LLC | Valid | - | 2026-10-11 |
| 72.172.236.0/24 | AS26914 SYNOPTEK - Synoptek, LLC | Valid | - | 2026-10-11 |
| 72.172.239.0/24 | AS26914 SYNOPTEK - Synoptek, LLC | Valid | - | 2026-10-11 |
RPKI ROAs
| Prefix | Origin | Max Length | Trust Anchor |
|---|---|---|---|
| 72.172.224.0/19 | AS26914 | /24 | arin |
Geolocation
Country🇺🇸United StatesUS
RegionCalifornia
CitySan Francisco (Panhandle)
Coordinates37.7723, -122.4530 ↗
Learn more
- RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
- RPKI validatorCheck ROA coverage for any prefix or ASN
- What is BGP?How prefixes are announced and routed
- More-specific prefixesGlossary: covering and more-specific routes
- IPv4 transfers in the ARIN regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/72.172.224.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/72.172.224.0/19" | jq
External Links