209.191.128.0/19 - BGP Prefix
IPv4not announcedNo ROA
CIDR
209.191.128.0/19
IP Version
IPv4
Addresses
8.1K
Mask
/19 (255.255.224.0)
Country
🇺🇸 United States
City
Wilmington (Mid-town Brandywine)
Status
not announced
Allocated
-
Announced BGP Routes
0 of 0 routesRPKI:
IRR:
Swipe sideways to see all columns →
| 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
10 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 209.191.128.0/21 | AS13789 INTERNAP-BLK3 - Unitas Global | No ROA | - | 2026-10-12 |
| 209.191.134.0/24 | AS10457 ILX-ASN - Refinitiv US LLC | No ROA | - | 2026-10-12 |
| 209.191.136.0/24 | AS26307 HORACE-MANN-EDUCATORS-CORPORATION - Horace Mann Service Corporation | No ROA | - | 2026-10-12 |
| 209.191.137.0/24 | AS26307 HORACE-MANN-EDUCATORS-CORPORATION - Horace Mann Service Corporation | No ROA | - | 2026-10-12 |
| 209.191.140.0/22 | AS16509 AMAZON-02 - Amazon.com, Inc. | Valid | - | 2026-10-12 |
| 209.191.144.0/22 | AS16509 AMAZON-02 - Amazon.com, Inc. | Valid | - | 2026-10-12 |
| 209.191.148.0/22 | AS16509 AMAZON-02 - Amazon.com, Inc. | Valid | - | 2026-10-12 |
| 209.191.152.0/22 | AS16509 AMAZON-02 - Amazon.com, Inc. | Valid | - | 2026-10-12 |
| 209.191.156.0/22 | AS13789 INTERNAP-BLK3 - Unitas Global | No ROA | - | 2026-10-12 |
| 209.191.158.0/24 | AS29949 BFS-49-29949 - Broadridge Financial Solutions, Inc. | No ROA | - | 2026-10-12 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 209.191.128.0/21 | AS13789 | 🇺🇸US | allocated |
| 209.191.136.0/23 | AS26307 | 🇺🇸US | allocated |
| 209.191.138.0/23 | 🇺🇸US | allocated | |
| 209.191.140.0/22 | AS16509 | 🇺🇸US | allocated |
| 209.191.144.0/21 | 🇺🇸US | allocated | |
| 209.191.152.0/22 | AS16509 | 🇺🇸US | allocated |
| 209.191.156.0/22 | AS13789 | 🇺🇸US | allocated |
Transfer History
Registry transfers of 209.191.128.0/19, blocks inside it, or blocks containing it.
- 209.191.156.0/22M&A ·
- 209.191.128.0/21M&A ·
- 209.191.138.0/23M&A ·
- 209.191.136.0/23Transfer ·
- 209.191.140.0/22Transfer ·
- 209.191.152.0/22Transfer ·
- 209.191.148.0/22Transfer ·
- 209.191.144.0/22Transfer ·
- 209.191.128.0/19M&A ·
- 209.191.128.0/18M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 209.191.156.0/22 | M&A | |||
| 209.191.128.0/21 | M&A | |||
| 209.191.138.0/23 | M&A | |||
| 209.191.136.0/23 | Transfer | |||
| 209.191.140.0/22 | Transfer | |||
| 209.191.152.0/22 | Transfer | |||
| 209.191.148.0/22 | Transfer | |||
| 209.191.144.0/22 | Transfer | |||
| 209.191.128.0/19 | M&A | |||
| 209.191.128.0/18 | M&A |
Geolocation
Country🇺🇸United StatesUS
RegionDelaware
CityWilmington (Mid-town Brandywine)
Coordinates39.7483, -75.5477 ↗
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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/209.191.128.0/19Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/209.191.128.0/19" | jq
External Links