AS3839 Chulalongkorn University

ERX-CHULANET - Chulalongkorn University · registered in Thailand

IPv4 addresses66,0483 prefixes · 0.002% of announced IPv4

Rank in Thailand#24largest network in TH by IPv4 space, of 460 · 0.77% of TH

Rank worldwide#2,716of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryThailand465 ASNs registered there

Open AS3839 in ASN lookup Look up an IP in this network (161.200.0.1) All networks in Thailand

IPv4 prefixes

All 3 prefixes, in address order.

161.200.0.0/16
192.207.64.0/24
202.6.90.0/24

IPv6 prefixes

All 1 prefix.

2001:3c8:1401::/48

Similar-sized networks in Thailand

ASNNameIPv4 addresses

AS131293#21 TOT-LLI-AS-AP - TOT Public Company Limited89,344

AS45430#22 SBN-AWN-IIG-AS-AP - SBN-IIG/AWN-IIG transit provider70,400

AS4274#23 ERX-AU-NET - Assumption University66,560

AS9411#25 NONTRINET-AS-AP - Kasetsart University, Thailand65,792

AS9486#26 KMITL-AP - King Mongkut's Institute of Technology Ladkrabang65,536

AS4741#27 SAMART-INFONET-AS - Samart Infonet Co., Ltd.57,856

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