Data as of Nov 12, 2026
203.158.6.0/23
No anonymizer space · no proxy exits in 30 daysSuranaree University of Technology · space held by SUT
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 203.158.6.0/24 since Sep 2016 | AS55545 | Business | SUT | |
| 203.158.7.0/24 since Sep 2016 | AS55545 | Business | SUT |
Network & registry
Announced by
Covering announcement 203.158.0.0/21
- Prefix
- 203.158.0.0/21
- Announced by
- AS55545 Suranaree University of Technology
- Type
- Business
- Proxy exits
- 100
- Always-on exits
- 1
- RPKI
- No RPKI
- Netname
- SUOT-TH
- Registrant
- SUT
- RIR
- APNIC
Origin network
AS55545
TH
- Name
- Suranaree University of Technology
- Type
- Education
- Registered
- Jun 11, 2010
- Domain
- sut.ac.th
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced 203.158.0.0/21
203.158.0.0/21
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Dec 2010 · 16 yr
- Origin networks
- 2
- Last change of origin
- Dec 2010
Recorded history
History
- Handoffs
- 1
IRR
Route objects on 203.158.0.0/21
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS4621 not the origin | RADB | Technology Suranaree University Network | MAINT-AS4621 | Nov 13, 2023 |
| AS38082 not the origin | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | Sep 6, 2018 |
| AS38082 not the origin | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| AS45430 not the origin | NTTCOM | CMI IP Transit | MAINT-CMI-INT-HK | Jan 3, 2017 |
| AS45430 not the origin | RADB | CMI (Customer Route) | MAINT-AS58453 | Nov 13, 2023 |
| AS55545 | RADB | Suranaree University of Technology, Thailand | MAINT-AS4621 | Nov 13, 2023 |
| AS55545 | NTTCOM | Proxy-registered route object | MAINT-AS9304 | Sep 27, 2022 |
| AS198949 not the origin | RADB | AIS-AWN | MAINT-AS198949 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 203.
158. 0. 0/ 21 - Netname
- SUOT-TH
- Registrant
- SUT
- Registrant country
- TH
- Organization
- Not stated by the registry
- Type
- ALLOCATED PORTABLE
- Created
- Not stated by the registry
- Updated
- Jul 5, 2023
- Maintainer
- APNIC-HM
- RIR
- APNIC
- Country
- TH
- Delegated
- Dec 21, 1994
- Status
- assigned
Report abuse
Abuse contact
- noc@
sut. ac. th - Name
- ABUSE SUOTTH
- Handle
- AS3559-AP