64.78.172.0/22 - Emagine Concept (AS31972)
CIDR
64.78.172.0/22
IP Version
IPv4
Addresses
1K
Mask
/22 (255.255.252.0)
Country
🇹🇼 Taiwan
City
Xizhi District
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 64.78.172.0/22 | AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc. | Valid | APNIC | 2026-10-11 |
More-Specific Announcements
5 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 64.78.172.0/24 | AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc. | Valid | - | 2026-10-11 |
| 64.78.173.0/24 | AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc. | Valid | - | 2026-10-11 |
| 64.78.174.0/23 | AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc. | Valid | - | 2026-10-11 |
| 64.78.174.0/24 | AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc. | Valid | - | 2026-10-11 |
| 64.78.175.0/24 | AS31972 EMGINECONCEPT-01 - Emagine Concept, Inc. | Valid | - | 2026-10-11 |
RPKI ROAs
Transfer History
Registry transfers of 64.78.172.0/22, blocks inside it, or blocks containing it.
- 64.78.160.0/20inter-RIRTransfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 64.78.160.0/20inter-RIR | Transfer |
Related Prefixes
More prefixes of AS31972
All prefixes of AS31972 →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 APNIC regionWho bought and sold address space recently
API
Open https://api.ipctl.io/v1/prefix/64.78.172.0/22Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/64.78.172.0/22" | jq
External Links