204.12.144.0/22 - Shaw Communications (AS6327)
CIDR
204.12.144.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇨🇦 Canada
City
Calgary (Downtown)
RIR
ARIN
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.12.144.0/22 | AS6327 SHAW - Shaw Communications | No ROA | - | 2026-10-12 |
Related Announcements
1 less-specific, 1 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 204.12.144.0/20 | AS6327 SHAW - Shaw Communications | No ROA | - | 2026-10-12 |
| 204.12.144.0/24 | AS6327 SHAW - Shaw Communications | No ROA | - | 2026-10-12 |
Transfer History
Registry transfers of 204.12.144.0/22, blocks inside it, or blocks containing it.
- 204.12.144.0/20M&A ·
- 204.12.144.0/20M&A ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 204.12.144.0/20 | M&A | |||
| 204.12.144.0/20 | M&A |
Origin ASN
AS6327
SHAW - Shaw Communications
Related Prefixes
More prefixes of AS6327
All prefixes of AS6327 →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/204.12.144.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/204.12.144.0/22" | jq
External Links