AS398130 Maryland Administrative Office of the Courts (AOC)

MARYLAND-AOC - Maryland Administrative Office of the Courts (AOC) · registered in the United States

IPv4 addresses65,53644 prefixes · 0.002% of announced IPv4

Rank in United States#1,301largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#3,447of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS398130 in ASN lookup Look up an IP in this network (170.99.0.1) All networks in United States

IPv4 prefixes

All 44 prefixes, in address order.

170.99.0.0/19
170.99.32.0/22
170.99.36.0/23
170.99.38.0/24
170.99.39.0/24
170.99.40.0/24
170.99.41.0/24
170.99.42.0/23
170.99.44.0/22
170.99.48.0/20
170.99.64.0/20
170.99.80.0/20
170.99.96.0/20
170.99.112.0/21
170.99.120.0/22
170.99.124.0/24
170.99.125.0/24
170.99.126.0/23
170.99.128.0/21
170.99.136.0/22
170.99.140.0/23
170.99.142.0/24
170.99.143.0/24
170.99.144.0/20
170.99.160.0/21
170.99.168.0/22
170.99.172.0/23
170.99.174.0/24
170.99.175.0/24
170.99.176.0/20
170.99.192.0/19
170.99.224.0/24
170.99.225.0/24
170.99.226.0/23
170.99.228.0/22
170.99.232.0/21
170.99.240.0/23
170.99.242.0/24
170.99.243.0/24
170.99.244.0/22
170.99.248.0/22
170.99.252.0/24
170.99.253.0/24
170.99.254.0/23

Similar-sized networks in United States

ASNNameIPv4 addresses

AS396425#1298 UCCS-UNIVERSITY-OF-COLORADO-COLORADO-SPRINGS - University of Colorado, Colorado Springs65,536

AS398060#1299 AU-158-93 - Augusta University65,536

AS398086#1300 SUNY-MORRISVILLE - SUNY Morrisville65,536

AS398757#1302 FTC-ASN - Federal Trade Commission65,536

AS398914#1303 SUNYOW - State University of New York College at Old Westbury65,536

AS399315#1304 INDSTATE - Indiana State University65,536

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