AS4741 Samart Infonet Co., Ltd.

SAMART-INFONET-AS - Samart Infonet Co., Ltd. · registered in Thailand

IPv4 addresses57,85643 prefixes · 0.002% of announced IPv4

Rank in Thailand#27largest network in TH by IPv4 space, of 460 · 0.68% of TH

Rank worldwide#3,703of 79,396 networks with IPv4

IPv61 x /32 (65,536 x /48)1 prefixes

CountryThailand465 ASNs registered there

Open AS4741 in ASN lookup Look up an IP in this network (203.149.0.1) All networks in Thailand

IPv4 prefixes

All 43 prefixes, in address order.

203.149.0.0/22
203.149.4.0/23
203.149.6.0/24
203.149.7.0/24
203.149.8.0/21
203.149.16.0/21
203.149.24.0/22
203.149.28.0/23
203.149.30.0/23
203.149.32.0/19
210.246.64.0/20
210.246.85.0/24
210.246.86.0/23
210.246.88.0/22
210.246.93.0/24
210.246.94.0/23
210.246.96.0/19
210.246.128.0/20
210.246.146.0/23
210.246.148.0/23
210.246.150.0/24
210.246.151.0/24
210.246.152.0/22
210.246.158.0/23
210.246.160.0/20
210.246.176.0/21
210.246.184.0/23
210.246.186.0/23
210.246.188.0/22
210.246.192.0/23
210.246.196.0/23
210.246.203.0/24
210.246.204.0/23
210.246.208.0/24
210.246.212.0/24
210.246.216.0/21
210.246.224.0/21
210.246.232.0/22
210.246.236.0/22
210.246.240.0/22
210.246.244.0/24
210.246.250.0/23
210.246.252.0/22

IPv6 prefixes

All 1 prefix.

2403:c000::/32

Similar-sized networks in Thailand

ASNNameIPv4 addresses

AS3839#24 ERX-CHULANET - Chulalongkorn University66,048

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

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

AS7616#28 JASTEL-NETWORK-IDC - JasTel Network50,944

AS9891#29 CSLOX-IDC-AS-AP - CS LOXINFO Public Company Limited.48,384

AS9335#30 NTPCL-AS-AP - National Telecom Public Company Limited45,056

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