Data as of Nov 9, 2026
103.118.208.0/23
41 residential-proxy exits · 30 daysMastersoft S.R.L. · space held by Retzor, Inc.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin Jun 2026
its first announcement on record
Residential-proxy exits
Proxy exits
41
8.0% of its addresses · 30 days
Spread
2 of 2
/24s with at least one exit
Providers
59
selling exits here
Oct 10, 2026 – Nov 8, 2026
Exits seen per day
1.9K observations
/24s with the most always-on exits
| /24 | Always-on exits | Proxy exits | |
|---|---|---|---|
| 103.118.209.0/24 | 0 | 28 | |
| 103.118.208.0/24 | 0 | 13 |
Proxy providers listing exits
- 711Proxy
- 9Proxy
- ASHBURNPROXIES
- Ake.net
- AnyIP
- B2Proxy
- BestProxy
- BirdProxies
- BottingTools
- ByteProxies
- Byteful
- CatProxies
- CliProxy
- Datarama
- EZProxies
- EnigmaProxy
- Evomi
- FastProxy
- FloppyData
- GSocks
- Geonix
- Geonode
- GhostConnect
- GloryCloud
- GonzoProxy
- HideProxy
- HydraProxy
- IPFly
- IPPeak
- Infatica
- InfiniteProxies
- LemonPrime
- LudaxProxy
- MangoProxy
- NextProxy
- NodeProxy
- NovaProxy
- Novada
- PROXYWING_BASIC
- ProxiesVision
- Proxy-Seller
- ProxyEmpire
- ProxyGeo
- ProxyHat
- ProxyRack
- Proxyma
- PuraRoute
- QUANTICDATA
- RainProxy
- RapidProxy
- ResiProxies
- SPYDERPROXY_BASIC
- SPYDERPROXY_PREMIUM
- Shifter
- VantageProxies
- VitalData
- VitalExclusive
- ZENPROXY_LITE
- ZENPROXY_PREMIUM
Network & registry
Origin network
AS215305
MD
- Name
- Mastersoft S.R.L.
- Type
- Hosting
- Registered
- Dec 23, 2025
- Domain
- retzor.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2026
- Current origin since
- Jun 2026 · 5 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 103.118.208.0/23 | AS215305 | /24 | APNIC | RPKI valid |
| 103.118.208.0/22 | AS55933 | /24 | APNIC | Another network |
| 103.118.208.0/22 | AS134121 | /24 | APNIC | Another network |
| 103.118.208.0/22 | AS134140 | /24 | APNIC | Another network |
| 103.118.208.0/22 | AS134823 | /24 | APNIC | Another network |
| 103.118.208.0/22 | AS137508 | /24 | APNIC | Another network |
| 103.118.208.0/22 | AS138968 | /24 | APNIC | Another network |
| 103.118.208.0/22 | AS215305 | /24 | APNIC | RPKI valid |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 103.118.208.0/24 | AS138968 | RADB | Customer Route - LOA provided | MAINT-AS134823 | Nov 13, 2023 |
| 103.118.208.0/24 | AS215305 | APNIC | China Internet Network Information Center | MAINT-CNNIC-AP | Nov 1, 2026 |
| 103.118.209.0/24 | AS138968 | RADB | Customer Route - LOA provided | MAINT-AS134823 | Nov 13, 2023 |
| 103.118.209.0/24 | AS215305 | APNIC | China Internet Network Information Center | MAINT-CNNIC-AP | Nov 1, 2026 |
Whois
Registration for this announcement
- Range
- 103.
118. 208. 0/ 22 - Netname
- Retzor
- Registrant
- Retzor, Inc.
- Registrant country
- NL
- Organization
- Retzor, Inc.
- Org country
- NL
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Aug 6, 2026
- Maintainer
- MAINT-CNNIC-AP
- RIR
- APNIC
- Country
- CN
- Delegated
- Jul 16, 2018
- Status
- assigned