Data as of Nov 3, 2026
210.148.131.0/24
No anonymizer space · no proxy exits in 30 daysAkamai Technologies, Inc. · space held by Japan Network Information Center
Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
0 / 100 · Low
Recent change
New origin May 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 210.148.0.0/16 since May 2005 | AS2497 | Internet provider | 45 4 always on | 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 |
|---|---|---|---|---|---|---|
| 210.144.0.0/12 | 1,048,576 | JPNIC-NET-JP | Japan Network Information Center | ALLOCATED PORTABLE | — | [email protected] |
Network & registry
IPv4 market
Holder
- Organization
- Japan Network Information Center
- Range
- 210.144.0.0/12
- Registration type
- ALLOCATED PORTABLE
Origin network
AS32787
US
- Name
- Akamai Technologies, Inc.
- Type
- Business
- Registered
- Jul 23, 2004
- Domain
- akamai.com
- Website
- www.akamai.com/us/en/cloud-security.jsp
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2026
- Current origin since
- May 2026 · 6 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 210.148.131.0/24 | AS32787 | /24 | APNIC | RPKI valid |
| 210.148.0.0/16 | AS2497 | /16 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 210.148.130.0/23
- Netname
- CYBERNET1
- Registrant
- Mizuho Bank, Ltd.
- Registrant country
- JP
- Organization
- Mizuho Bank, Ltd.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- May 13, 2024
- RIR
- APNIC
- Country
- JP
- Delegated
- Dec 30, 1996
- Status
- assigned