AS2044 Digital Fortress

DF-PTL1 - Digital Fortress · registered in the United States

IPv4 addresses31,23211 prefixes · <0.001% of announced IPv4

Rank in United States#1,782largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#4,944of 79,396 networks with IPv4

IPv665,024 x /488 prefixes

CountryUnited States18,679 ASNs registered there

Open AS2044 in ASN lookup Look up an IP in this network (157.225.96.1) All networks in United States

IPv4 prefixes

All 11 prefixes, in address order.

157.225.96.0/20
198.145.0.0/19
198.145.38.0/24
198.145.40.0/23
198.145.46.0/23
198.145.64.0/23
198.145.116.0/23
198.145.120.0/24
198.145.176.0/20
198.145.192.0/19
198.145.240.0/20

IPv6 prefixes

All 8 prefixes.

2001:19d0::/40
2001:19d0:300::/40
2001:19d0:400::/38
2001:19d0:800::/37
2001:19d0:1000::/36
2001:19d0:2000::/35
2001:19d0:4000::/34
2001:19d0:8000::/33

Other ASNs named Digital Fortress

1 other network uses the same organisation name; together with AS2044 they announce 57,856 IPv4 addresses.

ASNNameIPv4 addresses

AS6423DF-PTL2-3 - Digital Fortress US26,624

Similar-sized networks in United States

ASNNameIPv4 addresses

AS23065#1779 SBCEO - Santa Barbara County Education Office31,488

AS53271#1780 PHENIXCITYCABLE - Phenix Cable31,488

AS19740#1781 SUDJAM - Sudjam, LLC31,232

AS14297#1783 ACI-WORLDWIDE - ACI Worldwide, Inc.31,232

AS12179#1784 INTERNAP-2BLK - Unitas Global30,976

AS6203#1785 SCIPIO-TECH-6203 - Peace Communications LLC30,976

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