201.4.42.0/24 - XTOM JAPAN XTom Japan Corporation (AS3258)
CIDR
201.4.42.0/24
IP Version
IPv4
Addresses
256
Mask
/24 (255.255.255.0)
Country
🇯🇵 Japan
City
Tokyo
RIR
RIPE
Status
assigned
Allocated
-
Announced BGP Routes
1 of 1 routeRPKI:
IRR:
Swipe sideways to see all columns →
| Prefix | Origin AS | RPKI | IRR | Last Seen |
|---|---|---|---|---|
| 201.4.42.0/24 | AS3258 XTOM-JAPAN xTom Japan Corporation | Valid | Other IRRRIPE | 2026-10-11 |
RPKI ROAs
IRR Route Objects
| Origin | Registry | Maintainer | Modified |
|---|---|---|---|
| AS6233 | Other IRR | MAINT-AS9312 | 2026-06-25 |
| AS3258 | Other IRR | MAINT-AS9312 | 2026-09-28 |
| AS3214 | Other IRR | MAINT-AS9312 | 2026-06-25 |
| AS4785 | Other IRR | MAINT-AS9312 | 2026-06-25 |
| AS9312 | Other IRR | MAINT-AS9312 | 2026-06-25 |
| AS8888 | Other IRR | MAINT-AS9312 | 2026-06-25 |
| AS8888 | RIPE | owl | 2026-06-25 |
| AS4785 | RIPE | owl | 2026-06-25 |
| AS9312 | RIPE | owl | 2026-06-25 |
| AS6233 | RIPE | owl | 2026-06-25 |
| AS3214 | RIPE | owl | 2026-06-25 |
| AS3258 | RIPE | owl | 2026-06-25 |
Transfer History
Registry transfers of 201.4.42.0/24, blocks inside it, or blocks containing it.
- 201.4.0.0/18inter-RIRTransfer ·
- 201.4.0.0/18inter-RIRTransfer ·
| Date | Resource | From | To | Type |
|---|---|---|---|---|
| 201.4.0.0/18inter-RIR | Transfer | |||
| 201.4.0.0/18inter-RIR | Transfer |
Origin ASN
AS3258
XTOM-JAPAN xTom Japan Corporation
Related Prefixes
Geolocation
Country🇯🇵JapanJP
CityTokyo
Abuse Contact
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 transfer marketTransfers published by all five RIRs
API
Open https://api.ipctl.io/v1/prefix/201.4.42.0/24Returns prefix allocation, BGP routes, and more-specific subnets.
curl -s "https://api.ipctl.io/v1/prefix/201.4.42.0/24" | jq
External Links