Data as of Nov 7, 2026
61.210.128.0/17
No anonymizer space · no proxy exits in 30 daysFujitsu Limited · space held by Japan Network Information Center
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 61.210.160.0/21 since May 2025 | AS55374 | Hosting | 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 |
|---|---|---|---|---|---|---|
| 61. | 1,048,576 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | hostmaster@ |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
32,768 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 30,720 | 94% | 2 | |
| Hosting | 2,048 | 6.3% | 1 |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 61.
200. 0. 0 - 61. 215. 255. 255 - Registration type
- ALLOCATED PORTABLE
Origin network
AS2510
JP
- Name
- Fujitsu Limited
- Type
- Internet provider
- Registered
- Apr 5, 2002
- Domain
- web.ad.jp
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2024
- Current origin since
- Nov 2024 · 1.9 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 61.
210. 128. 0/ 17 - Netname
- InfoWeb-CIDR-BLK-JP
- Registrant
- Fujitsu Limited
- Registrant country
- JP
- Organization
- Fujitsu Limited
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Dec 3, 2024
- RIR
- APNIC
- Country
- JP
- Delegated
- Jan 30, 2001
- Status
- assigned
Report abuse
Abuse contact
- abuse@
web. ad. jp