Data as of Nov 11, 2026
117.74.136.0/22
No anonymizer space · no proxy exits in 30 daysChina Telecom (Group) · space held by Shanghai DMT Information Network cor.,LTD.
Network & registry
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 this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Jan 2013
- Current origin since
- Nov 2021 · 5.0 yr
- Origin networks
- 2
- Last change of origin
- Nov 2021
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 117.74.136.0/22 | AS4812 | /22 | APNIC | RPKI valid |
| 117.74.128.0/17 | AS0 | /17 | APNIC | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4812 | RADB | Chinanet Shanghai | MAINT-AS4812 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 117.
74. 128. 0/ 17 - Netname
- DMTNET
- Registrant
- Shanghai DMT Information Network cor.,LTD.
- Registrant country
- CN
- Organization
- Shanghai DMT Information Network cor.,LTD.
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Nov 28, 2023
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Jul 6, 2007
- Status
- assigned
Report abuse
Abuse contact
- ipas@
cnnic. cn - Name
- ABUSE CNNICCN
- Handle
- AC1601-AP