LAYER3 INTEL
Get started
Sign in
Data as of Nov 9, 2026

203.191.51.0/24

No anonymizer space · no proxy exits in 30 days

National Agency for Scientific and Technological Information · space held by Department of Scientific Information, Statistics, and Evaluation

Announcement
203.191.48.0/21
No RPKI
Announced by
AS24175
Type
Business
Risk
0 / 100 · Low

Registrations in this block

The registry's network records over this block, widest first, each under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
203.191.48.0/212,048VINAREN-VNDepartment of Scientific Information, Statistics, and EvaluationALLOCATED PORTABLE—hm-changed@vnnic.vn
└ 203.191.48.0/221,024HutDigLib-NETHa Noi University Digital LibraryALLOCATED NON-PORTABLE—hm-changed@vnnic.vn

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Announced by

Covering announcement 203.191.48.0/21

Prefix
203.191.48.0/21
Announced by
AS24175 National Agency for Scientific and Technological Information
Type
Business
Proxy exits
4
RPKI
No RPKI
Netname
VINAREN-VN
Registrant
Department of Scientific Information, Statistics, and Evaluation
RIR
APNIC
Origin network

AS24175

VN
Name
National Agency for Scientific and Technological Information
Type
Education
Registered
Oct 14, 2005
Domain
vista.gov.vn
Industry
Research and Development Organizations
Spamhaus ASN-DROP
not listed