AS20139 SS&C Technologies, Inc.

SSNC-MS - SS&C Technologies, Inc. · registered in the United States

IPv4 addresses7683 prefixes · <0.001% of announced IPv4

Rank in United States#9,456largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#43,941of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS20139 in ASN lookup Look up an IP in this network (170.40.253.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

170.40.253.0/24
199.85.124.0/24
205.189.141.0/24

Other ASNs named SS&C Technologies, Inc.

2 other networks use the same organisation name; together with AS20139 they announce 7,168 IPv4 addresses.

ASNNameIPv4 addresses

AS13938SSNC-AS - SS&C Technologies, Inc. US4,864

AS33476AS33476-TRADE-12 - SS&C Technologies, Inc. US1,536

Similar-sized networks in United States

ASNNameIPv4 addresses

AS20020#9453 POWERNET - Power Systems Computers768

AS20040#9454 WESTERNAND-SOUTHERN-FINANCIAL-GROUP - Western & Southern Financial Group Inc.768

AS20075#9455 RFERL-ORG - Radio Free Europe768

AS20160#9457 LSCPA - Lamar State College - Port Arthur768

AS20171#9458 ASN-KEYWORDS-STUDIOS - Keywords Studios US INC.768

AS20176#9459 FNNI-AS20176 - First National Bank of Omaha768

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