Data as of Nov 4, 2026
177.2.20.0/23
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
Recent change
New origin Jun 2026
from AS140227 Hong Kong Communications International Co., Limited
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 177.2.20.0/22 since Jul 2026 | AS400618 | Unknown | 4 | Ctcsci Tech Limited |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 177.2.20.0/24 since Jun 2026 | AS400618 | Unknown | Ctcsci Tech Limited | |
| 177.2.21.0/24 since Jun 2026 | AS400618 | Unknown | Ctcsci Tech Limited |
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 |
|---|---|---|---|---|---|---|
| 177.2.16.0/20 | 4,096 | CTCSCITECHLIMITED-HK | Ctcsci Tech Limited (ORG-CTL14-AP) · HK | ALLOCATED PORTABLE | — | support@ |
| └ 177.2.16.0/21 | 2,048 | HKCICL-HK | Hong Kong Communications International CO.,LIMITED | ASSIGNED NON-PORTABLE | — | support@ |
Network & registry
Registry
Holder
- Organization
- Ctcsci Tech Limited
- Handle
- ORG-CTL14-AP
- Range
- 177.
2. 16. 0/ 20 - Registration type
- ALLOCATED 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
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2026
- Current origin since
- Jun 2026 · 4 mo
- Origin networks
- 2
- Last change of origin
- Jun 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 177.2.20.0/22 | AS400618 | /24 | APNIC | RPKI valid |
| 177.2.16.0/20 | AS8796 | /24 | APNIC | Another network |
| 177.2.16.0/20 | AS40115 | /24 | APNIC | Another network |
| 177.2.16.0/20 | AS140227 | /24 | APNIC | Another network |
| 177.2.16.0/20 | AS395886 | /24 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8796 not the origin | APNIC | CTCSCI TECH LIMITED | MAINT-CTCSCITECHLIMITED-HK | Jul 17, 2026 |
| AS40115 not the origin | APNIC | CTCSCI TECH LIMITED | MAINT-CTCSCITECHLIMITED-HK | Jul 17, 2026 |
| AS140227 not the origin | APNIC | CTCSCI TECH LIMITED | MAINT-CTCSCITECHLIMITED-HK | Jul 17, 2026 |
| AS395886 not the origin | APNIC | CTCSCI TECH LIMITED | MAINT-CTCSCITECHLIMITED-HK | Jul 17, 2026 |
| AS400618 | APNIC | HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED | MAINT-CTCSCITECHLIMITED-HK | Jul 3, 2026 |
Whois
Registration for this announcement
- Range
- 177.
2. 16. 0/ 21 - Netname
- HKCICL-HK
- Registrant
- Hong Kong Communications International CO.,LIMITED
- Registrant country
- US
- Organization
- Hong Kong Communications International CO.,LIMITED
- Org country
- US
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Jul 28, 2026
- Maintainer
- MAINT-HKCICL-HK
- RIR
- APNIC
- Country
- HK
- Delegated
- Mar 13, 2025
- Status
- assigned
Report abuse
Abuse contact
- support@
hncloud. com - Name
- ABUSE HKCICLHK
- Handle
- AH1111-AP