Data as of Nov 6, 2026
121.103.77.0/24
6 residential-proxy exits · 30 daysSony Network Communications Inc.
Residential-proxy exits
Proxy exits
6
2.3% of its addresses · 30 days
Always-on exits
1
17% of its exits
Providers
27
selling exits here
Oct 7, 2026 – Nov 5, 2026
Exits seen per day
514 observations
Proxy providers listing exits
- BirdProxies
- ByteProxies
- Byteful
- EnigmaProxy
- FastProxy
- FlashProxy
- GSocks
- GonzoProxy
- IPOasis
- Infatica
- LemonBright
- LightningProxies
- MangoProxy
- NodeProxy
- NovaProxy
- Proxiware
- Proxy-Seller
- ProxyEmpire
- ProxyHat
- ProxyRack
- ProxyStyler
- Proxyma
- RainProxy
- Shifter
- VibeProxies
- VitalExclusive
- VitalProxy
Network & registry
Announced by
Covering announcement 121.103.0.0/16
- Prefix
- 121.103.0.0/16
- Announced by
- AS2527 Sony Network Communications Inc.
- Type
- Residential
- Proxy exits
- 366
- Always-on exits
- 43
- RPKI
- RPKI valid
- Netname
- So-net-CIDR-BLK-JP
- Registrant
- Sony Network Communications Inc.
- RIR
- APNIC
Origin network
AS2527
JP
- Name
- Sony Network Communications Inc.
- Type
- Internet provider
- Registered
- Apr 5, 2002
- Domain
- sonynetwork.co.jp
- Website
- www.so-net.ne.jp/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 121.103.0.0/16
121.103.0.0/16
Routing history
- Pattern
- Stable
- First seen
- Nov 2007
- Current origin since
- Nov 2007 · 19 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 121.103.0.0/16 | AS2527 | /24 | APNIC | RPKI valid |
Whois
Registration for this announcement
- Range
- 121.
103. 0. 0/ 16 - Netname
- So-net-CIDR-BLK-JP
- Registrant
- Sony Network Communications Inc.
- Registrant country
- JP
- Organization
- Sony Network Communications Inc.
- Org country
- JP
- Created
- Not stated by the registry
- Updated
- Aug 24, 2017
- RIR
- APNIC
- Country
- JP
- Delegated
- Oct 10, 2007
- Status
- assigned
Report abuse
Abuse contact
- abuse@
so-net. ne. jp