AS17903 Cognizant Technology Solutions India Pvt Ltd,

COGNIZANT-IN-AP - Cognizant Technology Solutions India Pvt Ltd, · registered in India

IPv4 addresses18,17628 prefixes · <0.001% of announced IPv4

Rank in India#84largest network in IN by IPv4 space, of 2,914 · 0.05% of IN

Rank worldwide#6,504of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryIndia2,940 ASNs registered there

Open AS17903 in ASN lookup Look up an IP in this network (8.5.252.1) All networks in India

IPv4 prefixes

All 28 prefixes, in address order.

8.5.252.0/23
8.33.202.0/24
8.47.80.0/24
27.118.32.0/24
27.118.34.0/23
27.118.36.0/22
27.118.40.0/22
27.118.56.0/24
116.66.130.0/24
116.66.137.0/24
116.66.138.0/23
116.66.140.0/23
116.66.144.0/22
116.66.148.0/23
116.66.150.0/24
116.66.151.0/24
116.66.152.0/21
174.70.203.0/24
203.99.192.0/21
203.99.200.0/23
203.99.202.0/24
203.99.204.0/22
203.99.208.0/21
203.99.216.0/22
203.99.221.0/24
203.132.208.0/23
203.132.214.0/24
208.177.44.0/24

Similar-sized networks in India

ASNNameIPv4 addresses

AS38224#81 Rediff-AS - Rediff.com India Limited,18,432

AS55862#82 WNET-IN - Wan & Lan Internet Pvt Ltd18,432

AS45184#83 DEN-ISP-AS-IN-AP - Den Digital Entertainment Pvt. Ltd. AS ISP india18,176

AS133001#85 AIRNETNETWORKS-AS-IN - Airnet Cable And Datacom Pvt Ltd17,920

AS132220#86 JPRDIGITAL-IN - JPR Digital Pvt. Ltd.17,408

AS132335#87 LEAPSWITCH-IN-AS-AP - LEAPSWITCH NETWORKS PRIVATE LIMITED17,408

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