Data as of Nov 7, 2026
103.20.248.0/24
No anonymizer space · no proxy exits in 30 daysChina Telecom (Group) · space held by Shanghai ruisu Network Technology Co.,Ltd
Network & registry
Announced by
Covering announcement 103.20.248.0/23
- Prefix
- 103.20.248.0/23
- Announced by
- AS4812 China Telecom (Group)
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- Ruisu-51IDC
- Registrant
- Shanghai ruisu Network Technology Co.,Ltd
- RIR
- APNIC
Origin network
AS4812
CN
- Name
- China Telecom (Group)
- Type
- Internet provider
- Registered
- Jan 9, 1996
- Domain
- chinatelecom.com.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 103.20.248.0/23
103.20.248.0/23
Routing history
- Pattern
- Stable
- First seen
- Jun 2014
- Current origin since
- Jun 2014 · 12 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.20.248.0/23 | AS4812 | /23 | APNIC | RPKI valid |
IRR
Route objects on 103.20.248.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4812 | RADB | Chinanet Shanghai | MAINT-AS4812 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 103.
20. 248. 0/ 22 - Netname
- Ruisu-51IDC
- Registrant
- Shanghai ruisu Network Technology Co.,Ltd
- Registrant country
- CN
- Organization
- Shanghai ruisu Network Technology Co.,Ltd
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Dec 27, 2023
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Sep 26, 2012
- Status
- assigned
Report abuse
Abuse contact
- yuhg@
51idc. com - Name
- IRT-51IDC-CN
- Handle
- IRT-51IDC-CN