AS37703

AS37703 · region code Unknown

IPv4 addresses49,40813 prefixes · 0.002% of announced IPv4

Rank worldwide#3,951of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnknown398 ASNs registered there

Open AS37703 in ASN lookup Look up an IP in this network (197.12.0.1)

IPv4 prefixes

All 13 prefixes, in address order.

197.12.0.0/20
197.12.16.0/21
197.12.48.0/21
197.12.56.0/22
197.12.68.0/22
197.12.84.0/22
197.12.88.0/22
197.12.100.0/22
197.12.104.0/22
197.12.116.0/22
197.12.124.0/22
197.12.128.0/17
213.150.162.0/24

Similar-sized networks in None

ASNNameIPv4 addresses

AS23448#2 -Reserved AS-65,536

AS26971#3 -Reserved AS-65,536

AS395527#4 -Reserved AS-65,536

AS23338#6 ASN-DCS-0142,752

AS22282#7 COSMO-MAIN36,864

AS11835#8 AS1183535,584

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