198.33.136.0/21 - BGP Prefix
IPv4RIPE NCCassignedNo ROA
CIDR
198.33.136.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇺🇸 United States
City
Los Angeles
RIR
RIPE NCC
Status
assigned
Allocated
1992-12-23
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. | ||||
Related Announcements
1 less-specific, 7 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 198.33.128.0/18 | AS3848 WORLDLINX-2 - WorldLinx Telecommunications, Inc. | No ROA | - | 2026-10-12 |
| 198.33.136.0/24 | AS174 COGENT-174 - Cogent Communications, LLC | Valid | - | 2026-10-12 |
| 198.33.137.0/24 | AS19437 SS-ASH - SECURED SERVERS LLC | Valid | - | 2026-10-12 |
| 198.33.138.0/24 | AS20454 SSASN2 - SECURED SERVERS LLC | Valid | - | 2026-10-12 |
| 198.33.139.0/24 | AS199741 TRANSITX-BYOIP-Customers TransitX Ltd | Valid | - | 2026-10-12 |
| 198.33.140.0/23 | AS9009 M247 M247 Europe SRL | Valid | - | 2026-10-12 |
| 198.33.142.0/24 | AS9009 M247 M247 Europe SRL | Valid | - | 2026-10-12 |
| 198.33.143.0/24 | AS174 COGENT-174 - Cogent Communications, LLC | Valid | - | 2026-10-12 |
More Specific Prefixes
| Prefix | AS | Country | Status |
|---|---|---|---|
| 198.33.136.0/24 | AS174 | 🇺🇸US | assigned |
| 198.33.137.0/24 | AS19437 | 🇺🇸US | assigned |
| 198.33.138.0/24 | AS20454 | 🇺🇸US | assigned |
| 198.33.139.0/24 | AS199741 | 🇬🇧GB | assigned |
| 198.33.140.0/23 | AS9009 | 🇫🇷FR | assigned |
| 198.33.142.0/24 | AS9009 | 🇨🇭CH | assigned |
| 198.33.143.0/24 | AS174 | 🇺🇸US | assigned |
Transfer History
Registry transfers of 198.33.136.0/21, blocks inside it, or blocks containing it.
- 198.33.136.0/21inter-RIRTransfer ·
Related Prefixes
Geolocation
Country🇺🇸United StatesUS
CityLos Angeles
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 RIPE NCC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/198.33.136.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/198.33.136.0/21" | jq
External Links