Data as of Nov 14, 2026
203.131.221.0/24
9 residential-proxy exits · 30 daysThammasat University in thailand · space held by Thammasat University
Residential-proxy exits
Proxy exits
9
3.5% of its addresses · 30 days
Providers
19
selling exits here
Oct 15, 2026 – Nov 13, 2026
Exits seen per day
99 observations
Proxy providers listing exits
- ByteProxies
- Byteful
- DataImpulse
- EnigmaProxy
- FastProxy
- FlexyProxies
- GSocks
- GonzoProxy
- Infatica
- LemonBright
- NSocks
- NodeProxy
- NovaProxy
- Proxy4U
- ProxyRack
- Proxyma
- RainProxy
- Shifter
- ZENPROXY_PREMIUM
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 203.131.208.0/20 since Apr 2006 | AS37992 | Business | 137 1 always on | Thammasat University |
Network & registry
Announced by
Covering announcement 203.131.220.0/23
- Prefix
- 203.131.220.0/23
- Announced by
- AS37992 Thammasat University in thailand
- Type
- Business
- Proxy exits
- 14
- RPKI
- No RPKI
- Netname
- THAMMASAT
- Registrant
- Thammasat University
- RIR
- APNIC
Origin network
AS37992
TH
- Name
- Thammasat University in thailand
- Type
- Education
- Registered
- Mar 27, 2006
- Domain
- tu.ac.th
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
203.131.220.0/23
Routing history
- Pattern
- Stable
- First seen
- Apr 2006
- Current origin since
- Apr 2006 · 21 yr
- Origin networks
- 1
IRR
Route objects on 203.131.220.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS37992 | RADB | Route Object for THAMMASAT | MAINT-SAMART-TH | Nov 13, 2023 |
| AS37992 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Oct 5, 2007 |
| AS38082 not the origin | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | Aug 31, 2018 |
| AS38082 not the origin | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| AS45758 not the origin | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Feb 25, 2010 |
| AS45758 not the origin | RADB | Proxy-registered route object | MAINT-AS9304 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 203.
131. 208. 0/ 20 - Netname
- THAMMASAT
- Registrant
- Thammasat University
- Registrant country
- TH
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Oct 20, 2020
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- TH
- Delegated
- Mar 27, 2006
- Status
- assigned
Report abuse
Abuse contact
- mit@
tu. ac. th - Name
- ABUSE THAMMASATTH
- Handle
- AT1190-AP