AS153741 Lewu Tech Co., Ltd.

LEWUTECH-VN - Lewu Tech Co., Ltd. · registered in Vietnam

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in Vietnam#349largest network in VN by IPv4 space, of 539 · <0.01% of VN

Rank worldwide#49,124of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryVietnam551 ASNs registered there

Open AS153741 in ASN lookup Look up an IP in this network (163.223.208.1) All networks in Vietnam

IPv4 prefixes

All 1 prefix, in address order.

163.223.208.0/23

IPv6 prefixes

All 1 prefix.

2001:df5:4a40::/48

Similar-sized networks in Vietnam

ASNNameIPv4 addresses

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AS153683#348 V2SECURE-VN - VIETNAM V2 INFORMATION SECURE JOINT STOCK COMPANY512

AS153831#350 BAOKHANHICT-VN - Bao Khanh ICT Company Limited512

AS154247#351 MCO-VN - MCO HA NOI TECHNOLOGY COMPANY LIMITED512

AS154406#352 VISHIPEL-VN - VIETNAM MARITIME COMMUNICATION AND ELECTRONICS SINGLE-MEMBER LIMITED LIABILITY COMPANY512

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