AS137838 CHALERNSUB PROFESSIONAL NETWORK CO.,LTD.

CPNSC-AS-AP - CHALERNSUB PROFESSIONAL NETWORK CO.,LTD. · registered in Laos

IPv4 addresses5121 prefixes · <0.001% of announced IPv4

Rank in Laos#19largest network in LA by IPv4 space, of 28 · 0.51% of LA

Rank worldwide#53,868of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryLaos29 ASNs registered there

Open AS137838 in ASN lookup Look up an IP in this network (103.174.8.1) All networks in Laos

IPv4 prefixes

All 1 prefix, in address order.

103.174.8.0/23

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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