Data as of Nov 7, 2026
177.0.129.0/24
No anonymizer space · no proxy exits in 30 daysPrime Security Corp. · space held by Ctcsci Tech Limited
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
0 / 100 · Low
Recent change
New origin Jun 2026
its first announcement on record
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 |
|---|---|---|---|---|---|---|
| 177.0.128.0/20 | 4,096 | CTCSCITECHLIMITED-HK | Ctcsci Tech Limited (ORG-CTL14-AP) · HK | ALLOCATED PORTABLE | — | abuse@ |
| └ 177.0.129.0/24 | 256 | CEX-TYO-1 | CEX LIMITED Tokyo BRAODBAND | ALLOCATED NON-PORTABLE | — | abuse@ |
Network & registry
Registry
Holder
- Organization
- Ctcsci Tech Limited
- Handle
- ORG-CTL14-AP
- Range
- 177.
0. 128. 0/ 20 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- CEX LIMITED Tokyo BRAODBAND
- Reallocated range
- 177.
0. 129. 0/ 24 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS400618
US
- Name
- Prime Security Corp.
- Registered
- Apr 11, 2022
- Domain
- primesecuritycorp.com
- Website
- primesecuritycorp.com
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2026
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 177.0.128.0/20 | AS400618 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 177.
0. 129. 0/ 24 - Netname
- CEX-TYO-1
- Registrant
- CEX LIMITED Tokyo BRAODBAND
- Registrant country
- JP
- Organization
- CEX LIMITED Tokyo BRAODBAND
- Org country
- JP
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- May 15, 2026
- Maintainer
- MAINT-CTCSCITECHLIMITED-HK
- RIR
- APNIC
- Country
- HK
- Delegated
- Mar 13, 2025
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ctcsci. com - Name
- ABUSE CTCSCITECHLIMITEDHK
- Handle
- AC2739-AP