204.19.192.0/21 - BGP Prefix
IPv4ARINallocatedNo ROA
CIDR
204.19.192.0/21
IP Version
IPv4
Addresses
2K
Mask
/21 (255.255.248.0)
Country
🇨🇦 Canada
City
Montreal (Saint-Laurent)
RIR
ARIN
Status
allocated
Allocated
1994-10-06
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
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.19.198.0/24 | AS3848 WORLDLINX-2 - WorldLinx Telecommunications, Inc. | No ROA | - | 2026-10-12 |
| 204.19.199.0/24 | AS3848 WORLDLINX-2 - WorldLinx Telecommunications, Inc. | No ROA | - | 2026-10-12 |
Transfer History
Registry transfers of 204.19.192.0/21, blocks inside it, or blocks containing it.
- 204.19.192.0/21M&A ·
- 204.19.192.0/21M&A ·
Geolocation
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/204.19.192.0/21Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.19.192.0/21" | jq
External Links