AS398156 ACE Fiber

ACE-FIBER-01 - ACE Fiber · registered in the United States

IPv4 addresses24,57612 prefixes · <0.001% of announced IPv4

Rank in United States#1,942largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#5,502of 79,396 networks with IPv4

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

CountryUnited States18,679 ASNs registered there

Open AS398156 in ASN lookup Look up an IP in this network (158.120.192.1) All networks in United States

IPv4 prefixes

All 12 prefixes, in address order.

158.120.192.0/20
158.120.208.0/21
158.120.216.0/22
158.120.220.0/23
158.120.222.0/23
168.220.192.0/20
168.220.208.0/21
168.220.216.0/22
168.220.220.0/23
168.220.222.0/24
168.220.223.0/24
198.48.96.0/19

IPv6 prefixes

All 1 prefix.

2605:87c0::/32

Similar-sized networks in United States

ASNNameIPv4 addresses

AS23118#1939 SKYBEST - Skyline Telephone24,576

AS25720#1940 HONEYCOMB - Honeycomb Internet Services24,576

AS396956#1941 MLEC-ASN-1 - Meriwether Lewis Electric Cooperative24,576

AS398446#1943 COOPERATIVE-CONNECTION-01 - Cooperative Connection, LLC24,576

AS27338#1944 OTELCO-AL - GoNetSpeed24,576

AS63293#1945 FACEBOOK-OFFNET - Facebook, Inc.24,576

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