Data as of Nov 10, 2026
221.120.8.0/22
2 residential-proxy exits · 30 daysMobile Business Group
Announcement
this exact prefix
RPKI valid
Announced by
Type
Mobile
Risk
10 / 100 · Low
Shared address
Residential-proxy exits
Proxy exits
2
0.20% of its addresses · 30 days
Spread
1 of 4
/24s with at least one exit
Providers
3
selling exits here
Oct 11, 2026 – Nov 9, 2026
Exits seen per day
20 observations
Proxy providers listing exits
- CliProxy
- IPPeak
- NovProxy
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 221. | 24,576 | EMOME-NET | Mobile Business Group | ALLOCATED PORTABLE | — | hostmaster@ |
Network & registry
Registry
Holder
- Organization
- Mobile Business Group
- Range
- 221.
120. 0. 0 - 221. 120. 95. 255 - Registration type
- ALLOCATED PORTABLE
Origin network
AS17421
TW
- Name
- Mobile Business Group
- Type
- Internet provider
- Registered
- Oct 16, 2000
- Domain
- twnic.tw
- Industry
- Computer and Information Technology
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Sep 2022
- Current origin since
- Sep 2022 · 4.1 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 221.120.0.0/18 | AS17421 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 221.
120. 0. 0/ 19 - Netname
- EMOME-NET
- Registrant
- CHT-Mobile Business Group,Chunghwa
- Registrant country
- TW
- Organization
- CHT-Mobile Business Group,Chunghwa
- Org country
- TW
- Type
- ASSIGNED NON-PORTABLE
- Created
- Not stated by the registry
- Maintainer
- MAINT-TW-TWNIC
- RIR
- APNIC
- Country
- TW
- Delegated
- May 29, 2003
- Status
- assigned
Report abuse
Abuse contact
- abuse@
hinet. net - Name
- IRT-HINET-AP
- Handle
- IRT-HINET-AP