AS131392 GMO-Z.com Runsystem Joint Stock Company

RUNSYSTEM-AS-VN - GMO-Z.com Runsystem Joint Stock Company · registered in Vietnam

IPv4 addresses19,45614 prefixes · <0.001% of announced IPv4

Rank in Vietnam#20largest network in VN by IPv4 space, of 539 · 0.12% of VN

Rank worldwide#6,230of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)4 prefixes

CountryVietnam551 ASNs registered there

Open AS131392 in ASN lookup Look up an IP in this network (103.18.4.1) All networks in Vietnam

IPv4 prefixes

All 14 prefixes, in address order.

103.18.4.0/22
118.27.192.0/19
137.59.104.0/22
150.95.16.0/22
150.95.104.0/21
150.95.112.0/22
150.95.116.0/24
150.95.117.0/24
150.95.118.0/23
150.95.120.0/21
163.44.192.0/22
163.44.200.0/24
163.44.205.0/24
163.44.206.0/23

IPv6 prefixes

All 4 prefixes.

2404:f080::/35
2404:f080:2000::/35
2404:f080:4000::/34
2404:f080:8000::/33

Similar-sized networks in Vietnam

ASNNameIPv4 addresses

AS63737#17 VIETSERVER-AS-VN - VIETSERVER SERVICES TECHNOLOGY COMPANY LIMITED23,552

AS24088#18 HTCHCMC-AS-VN - Hanoi Telecom Joint Stock Company - HCMC Branch20,987

AS38726#19 VTCDIGICOM-AS-VN - VTC DIGICOM19,953

AS7643#21 VNPT-AS-VN - Vietnam Posts and Telecommunications (VNPT)19,456

AS140815#22 HTTVSERVER-VN - HTTVSERVER TECHNOLOGY COMPANY LIMITED18,432

AS150895#23 EZTECH-VN - EZ TECHNOLOGY COMPANY LIMITED16,384

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