Data as of Nov 7, 2026
203.93.244.0/22
No anonymizer space · no proxy exits in 30 daysUNICOM AnHui province network · space held by China Unicom IP network
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.93.246.0/24 since May 2026 | AS9929 | Unknown | China Unicom IP network |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 203.93.0.0/16 | 65,536 | UNICOM-CN | China Unicom IP network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 203.93.244.0/22 | 1,024 | XIAMEN-JT | JiTong Communication Nanjing Corporation | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
| └ 203.93.244.0/24 | 256 | NINGBO-CN | JiTong Communication Co.,Ltd.,NingBo Branch | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via XIAMEN-JT |
| └ 203.93.245.0/26 | 64 | XH-CN | XingHan Mansion | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via XIAMEN-JT |
| └ 203.93.247.0/24 | 256 | BEIJING-CN | Ji Tong Communications Co.,Ltd | ASSIGNED NON-PORTABLE | — | hqs-ipabuse@ via XIAMEN-JT |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Residential | 704 | 69% | 3 | |
| Unknown | 256 | 25% | 1 | |
| Business | 64 | 6.3% | 1 |
Network & registry
Announced by
Covering announcement 203.93.240.0/21
- Prefix
- 203.93.240.0/21
- Announced by
- AS140726 UNICOM AnHui province network
- Type
- Residential
- RPKI
- RPKI valid
- Netname
- UNICOM-CN
- Registrant
- China Unicom IP network
- RIR
- APNIC
Origin network
AS140726
CN
- Name
- UNICOM AnHui province network
- Type
- Internet provider
- Registered
- Jun 15, 2020
- Domain
- chinaunicom.cn
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 203.93.240.0/21
203.93.240.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Oct 2021 · 5.0 yr
- Origin networks
- 3
- Last change of origin
- Oct 2021
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 203.93.240.0/21 | AS140726 | /21 | APNIC | RPKI valid |
IRR
Route objects on 203.93.240.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS140726 | APNIC | China Unicom | MAINT-CNCGROUP-RR | Jun 8, 2023 |
Whois
Registration for this announcement
- Range
- 203.
93. 0. 0/ 16 - Netname
- UNICOM-CN
- Registrant
- China Unicom IP network
- Registrant country
- CN
- Organization
- China Unicom IP network
- Org country
- CN
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 21, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- CN
- Delegated
- May 11, 1999
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP