Data as of Nov 3, 2026
210.48.136.0/22
No anonymizer space · no proxy exits in 30 daysCTGNet · space held by Chinatelecom Next Carrying HongKong region network
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 |
|---|---|---|---|---|---|---|
| 210.48.136.0/21 | 2,048 | CTHKI-HK | Chinatelecom Next Carrying HongKong region network | ALLOCATED PORTABLE | — | [email protected] |
| └ 210.48.136.0/22 | 1,024 | CTHKI-HK | Chinatelecom Next Carrying HongKong region network | ALLOCATED NON-PORTABLE | — | [email protected] |
Network & registry
Registry
Holder
- Organization
- Chinatelecom Next Carrying HongKong region network
- Range
- 210.48.136.0/21
- Registration type
- ALLOCATED PORTABLE
Origin network
AS23764
HK
- Name
- CTGNet
- Type
- Internet provider
- Registered
- Jun 12, 2020
- Domain
- chinatelecomglobal.com
- Website
- www.chinatelecomglobal.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jan 2015
- Current origin since
- Mar 2026 · 7 mo
- Origin networks
- 2
- Last change of origin
- Mar 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 210.48.136.0/22 | AS4809 | /24 | APNIC | Another network |
| 210.48.136.0/22 | AS23764 | /22 | APNIC | RPKI valid |
| 210.48.136.0/21 | AS4809 | /21 | APNIC | Another network |
| 210.48.136.0/21 | AS23764 | /21 | APNIC | Too specific |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 210.48.136.0/23 | AS4809 | APNIC | China Telecom | MAINT-CHINANET | Jun 11, 2020 |
| 210.48.136.0/24 | AS23764 | RADB | China Telecom Global Limited | MAINT-CT-GNOC | Nov 13, 2023 |
| 210.48.136.0/24 | AS4809 | APNIC | China Telecom | MAINT-CHINANET | Jun 11, 2020 |
| 210.48.136.0/24 | AS23764 | APNIC | China Telecom | MAINT-CHINANET | Mar 13, 2026 |
| 210.48.137.0/24 | AS4809 | APNIC | China Telecom | MAINT-CHINANET | Jun 11, 2020 |
| 210.48.138.0/23 | AS4809 | APNIC | China Telecom | MAINT-CHINANET | Jun 11, 2020 |
| 210.48.138.0/24 | AS4809 | APNIC | China Telecom | MAINT-CHINANET | Jun 11, 2020 |
| 210.48.139.0/24 | AS4809 | APNIC | China Telecom | MAINT-CHINANET | Jun 11, 2020 |
Whois
Registration for this announcement
- Range
- 210.48.136.0/22
- Netname
- CTHKI-HK
- Registrant
- Chinatelecom Next Carrying HongKong region network
- Registrant country
- HK
- Organization
- Chinatelecom Next Carrying HongKong region network
- Org country
- HK
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Jun 15, 2021
- Maintainer
- MAINT-CHINANET
- RIR
- APNIC
- Country
- HK
- Delegated
- Apr 14, 2011
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE CHINANETCN
- Handle
- AC1573-AP