AS131382 S3WORK Technology Co., Ltd.

S3WORK-VN - S3WORK Technology Co., Ltd. · registered in Vietnam

IPv4 addresses1,0242 prefixes · <0.001% of announced IPv4

Rank in Vietnam#195largest network in VN by IPv4 space, of 539 · <0.01% of VN

Rank worldwide#38,656of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryVietnam551 ASNs registered there

Open AS131382 in ASN lookup Look up an IP in this network (103.149.172.1) All networks in Vietnam

IPv4 prefixes

All 2 prefixes, in address order.

103.149.172.0/23
103.183.144.0/23

Similar-sized networks in Vietnam

ASNNameIPv4 addresses

AS131375#192 MST-AS-VN - Information Technology Center - Ministry of Science and Technology1,024

AS131380#193 NITECO-VN - Niteco Vietnam Co., Ltd.1,024

AS131381#194 TCHQ-VN - Department of Information Technology and Customs Statistics1,024

AS131383#196 PVI-AS-VN - PVI Holdings1,024

AS131385#197 VTV-AS-VN - VTV-VN1,024

AS131390#198 ECOMDX-VN - Center for E-commerce and Digital Technology Development1,024

IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources