Data as of Nov 8, 2026
121.54.168.0/21
No anonymizer space · no proxy exits in 30 daysCTG Server Limited · space held by Sun Network (Hong Kong) Limited
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 121.54.168.0/24 since Apr 2024 | AS152194 | Hosting | Sun Network (Hong Kong) Limited via Mega-II IDC | |
| 121.54.171.0/24 since Apr 2024 | AS152194 | Hosting | Sun Network (Hong Kong) Limited via Mega-II IDC | |
| 121.54.173.0/24 since Apr 2024 | AS152194 | Hosting | Sun Network (Hong Kong) Limited via Mega-II IDC | |
| 121.54.174.0/24 since Apr 2024 | AS152194 | Hosting | Sun Network (Hong Kong) Limited via Mega-II IDC | |
| 121.54.175.0/24 since Apr 2024 | AS152194 | Hosting | Sun Network (Hong Kong) Limited via Mega-II IDC |
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 |
|---|---|---|---|---|---|---|
| 121.54.168.0/21 | 2,048 | SUN-NETWORK | Sun Network (Hong Kong) Limited (ORG-SNKL1-AP) · HK | ALLOCATED PORTABLE | — | SUN-HK@ |
| └ 121.54.168.0/24 | 256 | MEGA-II | Mega-II IDC | ALLOCATED NON-PORTABLE | — | SUN-HK@ |
| └ 121.54.169.0/24 | 256 | MEGA-II | Mega-II IDC | ALLOCATED NON-PORTABLE | — | SUN-HK@ |
| └ 121.54.170.0/24 | 256 | MEGA-II | Mega-II IDC | ALLOCATED NON-PORTABLE | — | SUN-HK@ |
| └ 121.54.171.0/24 | 256 | MEGA-II | Mega-II IDC | ALLOCATED NON-PORTABLE | — | SUN-HK@ |
| └ 121.54.172.0/24 | 256 | MEGA-II | Mega-II IDC | ALLOCATED NON-PORTABLE | — | SUN-HK@ |
| └ 121.54.173.0/24 | 256 | MEGA-II | Mega-II IDC | ALLOCATED NON-PORTABLE | — | SUN-HK@ |
| └ 121.54.174.0/24 | 256 | MEGA-II | Mega-II IDC | ALLOCATED NON-PORTABLE | — | SUN-HK@ |
| └ 121.54.175.0/24 | 256 | MEGA-II | Mega-II IDC | ALLOCATED NON-PORTABLE | — | SUN-HK@ |
Network & registry
Origin network
AS152194
HK
- Name
- CTG Server Limited
- Type
- Hosting
- Registered
- Dec 22, 2023
- Domain
- ctgserver.net
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Feb 2010
- Current origin since
- Apr 2024 · 2.5 yr
- Origin networks
- 4
- Last change of origin
- Apr 2024
Recorded history
History
- Handoffs
- 6
RPKI
Route origin authorizations
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 121.54.168.0/22 | AS13335 | APNIC | Sun Network (Hong Kong) Limited | MAINT-HK-SUN | Mar 11, 2026 |
| 121.54.168.0/23 | AS13335 | APNIC | Sun Network (Hong Kong) Limited | MAINT-HK-SUN | Mar 11, 2026 |
| 121.54.169.0/24 | AS13335 | APNIC | Sun Network (Hong Kong) Limited | MAINT-HK-SUN | Mar 11, 2026 |
| 121.54.170.0/23 | AS13335 | APNIC | Sun Network (Hong Kong) Limited | MAINT-HK-SUN | Mar 11, 2026 |
| 121.54.170.0/24 | AS13335 | APNIC | Sun Network (Hong Kong) Limited | MAINT-HK-SUN | Mar 11, 2026 |
| 121.54.172.0/22 | AS13335 | APNIC | Sun Network (Hong Kong) Limited | MAINT-HK-SUN | Mar 11, 2026 |
| 121.54.172.0/23 | AS13335 | APNIC | Sun Network (Hong Kong) Limited | MAINT-HK-SUN | Mar 11, 2026 |
| 121.54.172.0/24 | AS13335 | APNIC | Sun Network (Hong Kong) Limited | MAINT-HK-SUN | Mar 11, 2026 |
| 121.54.174.0/23 | AS13335 | APNIC | Sun Network (Hong Kong) Limited | MAINT-HK-SUN | Mar 11, 2026 |
Whois
Registration for this announcement
- Range
- 121.
54. 168. 0/ 21 - Netname
- SUN-NETWORK
- Registrant
- Sun Network (Hong Kong) Limited
- Registrant country
- HK
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 29, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- HK
- Delegated
- Oct 11, 2007
- Status
- assigned
Report abuse
Abuse contact
- SUN-HK@
WORLDMAILHK. COM - Name
- ABUSE SUNHK
- Handle
- AS2098-AP