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AS18229
AS18229 CtrlS
CTRLS-AS-IN - CtrlS · registered in India
IPv4 addresses 130,048 177 prefixes · 0.004% of announced IPv4
Rank in India #24 largest network in IN by IPv4 space, of 2,914 · 0.38% of IN
Rank worldwide #1,628 of 79,396 networks with IPv4
IPv6 4,117 x /48 18 prefixes
Country India 2,940 ASNs registered there
IPv6 prefixes
All 18 prefixes.
2001:df1:58c0::/48 2400:3b00::/47 2400:3b00:2::/48 2400:3b00:f::/48 2400:3b00:20::/48 2400:3b00:30::/48 2400:3b00:40::/48 2400:3b00:50::/48 2400:3b00:60::/48 2400:3b00:65::/48 2400:3b00:66::/47 2400:3b00:68::/48 2400:3b01:2::/47 2400:3b01:4::/48 2400:3b01:20::/47 2400:3b01:23::/48 2402:61a0::/36 2a13:9500:181::/48
Similar-sized networks in India
ASN Name IPv4 addresses
AS17917 #21 QTLTELECOM-AS-AP - Quadrant Televentures Limited173,056
AS10199 #22 TATA-AS - Tata Communications Ltd150,272
AS17439 #23 NCINSPL-IN - NTT COMMUNICATIONS INDIA NETWORK SERVICES PRIVATE LIMITED141,824
AS10029 #25 SHYAMSPECTRA-AS - SHYAM SPECTRA PVT LTD126,464
AS24186 #26 RAILTEL-AS-IN - RailTel Corporation of India Ltd122,880
AS137125 #27 NETSAT-AS - Netsat Communications Private Limited115,712
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