Data as of Nov 9, 2026
203.139.152.0/21
No anonymizer space · no proxy exits in 30 daysINTEC Inc. · space held by Japan Network Information Center
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.139.144.0/20 since Feb 2023 | AS4711 | Business | 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 |
|---|---|---|---|---|---|---|
| 203. | 393,216 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 203.
136. 0. 0 - 203. 141. 255. 255 - Registration type
- ALLOCATED PORTABLE
Origin network
AS4711
JP
- Name
- INTEC Inc.
- Type
- Business
- Registered
- Aug 30, 1995
- Domain
- intec.co.jp
- Website
- www.intec.co.jp/
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2023
- Current origin since
- Feb 2023 · 3.7 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4711 | JPIRR | INTEC Inc. | MAINT-AS4711 | Dec 13, 2025 |
Whois
Registration for this announcement
- Range
- 203.
139. 144. 0/ 20 - Netname
- INTECCOMS-CIDR-BLK-JP
- Registrant
- INTEC Inc.
- Registrant country
- JP
- Organization
- INTEC Inc.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Sep 2, 2015
- RIR
- APNIC
- Country
- JP
- Delegated
- May 21, 1996
- Status
- assigned
Report abuse
Abuse contact
- office@
iic. or. jp