Data as of Nov 4, 2026
192.153.112.0/24
1 residential-proxy exit · 30 daysHigh Energy Accelerator Research Organization, KEK · space held by National Laboratory for High Energy Physics (KEK)
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
1
selling exits here
Oct 5, 2026 – Nov 3, 2026
Exits seen per day
1 observation
Proxy providers listing exits
- LemonBright
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 |
|---|---|---|---|---|---|---|
| 192.153.105.0 - 192.153.114.255 | 2,560 | HEPNET-J | National Laboratory for High Energy Physics (KEK) | ASSIGNED PORTABLE | — | [email protected] |
Network & registry
Registry
Holder
- Organization
- National Laboratory for High Energy Physics (KEK)
- Range
- 192.153.105.0 - 192.153.114.255
- Registration type
- ASSIGNED PORTABLE
Origin network
AS2505
JP
- Name
- High Energy Accelerator Research Organization, KEK
- Type
- Business
- Registered
- Apr 5, 2002
- Domain
- kek.jp
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jul 2011
- Current origin since
- Jul 2011 · 15 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS2505 | JPIRR | National Laboratory for High Energy Physics (KEK) | MAINT-AS2907 | Dec 1, 2025 |
Whois
Registration for this announcement
- Range
- 192.153.112.0/24
- Netname
- HEPNET-J-CIDR-BLK-JP
- Registrant
- National Laboratory for High Energy Physics (KEK)
- Registrant country
- JP
- Organization
- National Laboratory for High Energy Physics (KEK)
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Mar 25, 2021
- RIR
- APNIC
- Country
- JP
- Delegated
- Jul 28, 2003
- Status
- assigned