AS26020 Space Telescope Science Institute

STSCI-NET - Space Telescope Science Institute · registered in the United States

IPv4 addresses33,2809 prefixes · 0.001% of announced IPv4

Rank in United States#1,707largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#4,727of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS26020 in ASN lookup Look up an IP in this network (130.167.128.1) All networks in United States

IPv4 prefixes

All 9 prefixes, in address order.

130.167.128.0/18
130.167.192.0/21
130.167.200.0/23
130.167.202.0/23
130.167.204.0/22
130.167.208.0/20
130.167.224.0/19
192.31.210.0/24
192.83.252.0/24

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AS40933#1708 TRIANGLE-COMMUNICATIONS - Triangle Communications33,280

AS393337#1709 UOFHARTFORD - The University of Hartford33,280

AS396001#1710 TACO-396001 - City of Tacoma33,280

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