Data as of Nov 3, 2026
124.40.53.0/25
No anonymizer space · no proxy exits in 30 daysAkamai Technologies Tokyo ASN · space held by NTT Ltd Japan Corporation
Announcement
this exact prefix
RPKI invalid (origin)
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 124.40.32.0/19 since Jun 2006 | AS2914 | Internet provider | 9 | NTT Ltd Japan Corporation | |
| 124.40.0.0/18 since Jan 2007 | AS2914 | Internet provider | 9 | NTT Ltd Japan Corporation |
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 |
|---|---|---|---|---|---|---|
| 124.40.0.0/18 | 16,384 | NTTGIN | NTT Ltd Japan Corporation | ALLOCATED PORTABLE | — | [email protected] |
Network & registry
Registry
Holder
- Organization
- NTT Ltd Japan Corporation
- Range
- 124.40.0.0/18
- Registration type
- ALLOCATED PORTABLE
Origin network
AS24319
SG
- Name
- Akamai Technologies Tokyo ASN
- Type
- Hosting
- Registered
- Dec 17, 2004
- Domain
- akamai.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- First seen
- Before our records
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 124.40.32.0/19 | AS2914 | /19 | APNIC | Another network |
| 124.40.0.0/18 | AS2914 | /18 | APNIC | Another network |
Whois
Registration for this announcement
- Range
- 124.40.53.0/25
- Netname
- AKAMAI
- Registrant
- Akamai International BV
- Registrant country
- JP
- Organization
- Akamai International BV
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Mar 17, 2015
- RIR
- APNIC
- Country
- JP
- Delegated
- May 29, 2006
- Status
- assigned