Data as of Nov 10, 2026
220.248.78.136/30
No anonymizer space · no proxy exits in 30 daysChina Unicom Shanghai network · space held by 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 |
|---|---|---|---|---|---|---|
| 220. | 327,680 | UNICOM-CN | China Unicom IP network | ALLOCATED PORTABLE | — | hqs-ipabuse@ |
| └ 220.248.0.0/17 | 32,768 | UNICOM-SH | China Unicom Shanghai province network | ALLOCATED NON-PORTABLE | — | hqs-ipabuse@ via UNICOM-CN |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
Announced by
Covering announcement 220.248.64.0/18
- Prefix
- 220.248.64.0/18
- Announced by
- AS17621 China Unicom Shanghai network
- Type
- Residential
- Proxy exits
- 36
- Always-on exits
- 2
- RPKI
- RPKI valid
- Netname
- UNICOM-SH
- Registrant
- China Unicom Shanghai province network
- RIR
- APNIC
Registry
Holder
- Organization
- China Unicom IP network
- Range
- 220.
248. 0. 0 - 220. 252. 255. 255 - Registration type
- ALLOCATED PORTABLE
- Reallocated to
- China Unicom Shanghai province network
- Reallocated range
- 220.
248. 0. 0/ 17 - Reallocation type
- ALLOCATED NON-PORTABLE
Origin network
AS17621
CN
- Name
- China Unicom Shanghai network
- Type
- Internet provider
- Registered
- Jan 18, 2001
- Domain
- chinaunicom.cn
- Website
- www.chinaunicom.cn
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 220.248.64.0/18
220.248.64.0/18
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 22 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 220.248.64.0/18 | AS17621 | /18 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 220.
248. 0. 0/ 17 - Netname
- UNICOM-SH
- Registrant
- China Unicom Shanghai province network
- Registrant country
- CN
- Organization
- China Unicom Shanghai province network
- Org country
- CN
- Type
- ALLOCATED NON-PORTABLE
- Created
- Not stated by the registry
- Updated
- Mar 31, 2009
- Maintainer
- MAINT-CNCGROUP
- RIR
- APNIC
- Country
- CN
- Delegated
- Feb 28, 2003
- Status
- assigned
Report abuse
Abuse contact
- hqs-ipabuse@
chinaunicom. cn - Name
- ABUSE CUCN
- Handle
- AC1718-AP