Data as of Nov 3, 2026
131.221.83.0/24
No anonymizer space · no proxy exits in 30 daysCTGNet
Network & registry
Registry
Holder
- Organization
- Not stated by the registry
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
- Reactivated
- First seen
- Oct 2017
- Current origin since
- Dec 2025 · 11 mo
- Origin networks
- 3
- Last change of origin
- Dec 2025
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 131.221.83.0/24 | AS23764 | /24 | LACNIC | RPKI valid |
| 131.221.80.0/22 | AS23764 | /22 | LACNIC | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS23764 | RADB | CTGNET brazial address | MAINT-AS36678 | Dec 9, 2025 |
Whois
Registration for this announcement
- Range
- 131.221.80.0/22
- Netname
- 507332
- Registrant
- China Telecom do Brasil Ltda.
- Registrant country
- BR
- Organization
- China Telecom do Brasil Ltda. (12983294000106)
- Handle
- 131.221.80.0/22
- Created
- Oct 17, 2014
- RIR
- LACNIC
- Country
- BR
- Delegated
- Oct 17, 2014
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Jiang Zhu
- Handle
- JIZHU2