Data as of Nov 3, 2026
49.4.128.0/22
No anonymizer space · no proxy exits in 30 daysIDC, China Telecommunications Corporation · space held by Beijing CNISP Technology Co., Ltd
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 49.4.128.0/20 since Dec 2023 | AS138195 | Hosting | Beijing CNISP Technology Co., Ltd |
Network & registry
Origin network
AS23724
CN
- Name
- IDC, China Telecommunications Corporation
- Type
- Hosting
- Registered
- Apr 22, 2003
- Domain
- chinatelecom.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Sep 2017
- Current origin since
- May 2024 · 2.5 yr
- Origin networks
- 2
- Last change of origin
- May 2024
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS23724 | RADB | China Telecom Beijing Co. Ltd. | MAINT-AS23724 | Apr 22, 2026 |
Whois
Registration for this announcement
- Range
- 49.4.128.0/17
- Netname
- CNISP-UNION
- Registrant
- Beijing CNISP Technology Co., Ltd
- Registrant country
- CN
- Organization
- Beijing CNISP Technology Co., Ltd
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- May 19, 2024
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Sep 22, 2010
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- ABUSE CNISPCN
- Handle
- AC1910-AP