Data as of Nov 9, 2026
219.100.227.0/24
No anonymizer space · no proxy exits in 30 daysSTARCAT Co .,LTD. · space held by Japan Network Information Center
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 219.96.0.0/11 | 2,097,152 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 219.
96. 0. 0/ 11 - Registration type
- ALLOCATED PORTABLE
Origin network
AS17529
JP
- Name
- STARCAT Co .,LTD.
- Type
- Internet provider
- Registered
- Dec 12, 2000
- Domain
- starcat.ne.jp
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2025
- Current origin since
- Mar 2025 · 1.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 219.100.227.0/24 | AS17529 | /24 | APNIC | RPKI valid |
| 219.100.224.0/22 | AS9354 | /22 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 219.
100. 227. 0/ 24 - Netname
- SC-SCHOOL
- Registrant
- STARCAT Co., Ltd.
- Registrant country
- JP
- Organization
- STARCAT Co., Ltd.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Feb 10, 2025
- RIR
- APNIC
- Country
- JP
- Delegated
- Mar 7, 2002
- Status
- assigned