219.105.80.0/20 - JCOM (AS18136)
CIDR
219.105.80.0/20
IP Version
IPv4
Addresses
4K
Mask
/20 (255.255.240.0)
Country
🇯🇵 Japan
City
Chiyoda City
RIR
APNIC
Status
announced
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
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| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 219.105.80.0/20 | AS18136 CTA - JCOM Co., Ltd. | Valid | Other IRR | 2026-10-12 |
More-Specific Announcements
2 more-specific announcements| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 219.105.80.0/21 | AS18136 CTA - JCOM Co., Ltd. | Valid | - | 2026-10-12 |
| 219.105.88.0/21 | AS18136 CTA - JCOM Co., Ltd. | Valid | - | 2026-10-12 |
Origin ASN
AS18136
CTA - JCOM Co., Ltd.
Related Prefixes
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/219.105.80.0/20Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/219.105.80.0/20" | jq
External Links