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AS58758 Tata Institute of Fundamental Research

TIFR-AS - Tata Institute of Fundamental Research · registered in India

IPv4 addresses1,2803 prefixes · <0.001% of announced IPv4
Rank in India#693largest network in IN by IPv4 space, of 2,914 · <0.01% of IN
Rank worldwide#28,161of 79,396 networks with IPv4
IPv62 x /482 prefixes
CountryIndia2,940 ASNs registered there
Open AS58758 in ASN lookup Look up an IP in this network (158.144.42.1) All networks in India

IPv4 prefixes

All 3 prefixes, in address order.

  • 158.144.42.0/23
  • 158.144.44.0/24
  • 158.144.194.0/23

IPv6 prefixes

All 2 prefixes.

  • 2406:f00:2::/48
  • 2406:f00:9::/48

Other ASNs named Tata Institute of Fundamental Research

3 other networks use the same organisation name; together with AS58758 they announce 38,144 IPv4 addresses.

ASNNameIPv4 addresses
AS132524TIFR-AS - Tata Institute of Fundamental Research IN36,096
AS134322TIFR-AS-IN - Tata Institute of Fundamental Research IN512
AS23770NCBS-IN - Tata Institute of Fundamental Research IN256

Similar-sized networks in India

ASNNameIPv4 addresses
AS134293#690 KUTCHTELELINK-AS-IN - Kutch Telelink Private Limited1,280
AS137670#691 CANBANK-AS - Canara Bank1,280
AS150045#692 METANET-AS-IN - Metanet Telecommunications India Opc Pvt Ltd1,280
AS132972#694 NANDBALA-AS - Nandbalaji Connecting Zone Pvt. Ltd.1,280
AS138235#695 AIRNETZ-AS-IN - Airnetz Broadband Services Private Limited1,280
AS151101#696 SPHATIKNP-AS-IN - Sphatik Network Private Limited1,280

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