AS1207 Pittsburgh Supercomputing Center

PSCNET-HS-TEST-AS - Pittsburgh Supercomputing Center · registered in the United States

IPv4 addresses33,0243 prefixes · 0.001% of announced IPv4

Rank in United States#1,717largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#4,748of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS1207 in ASN lookup Look up an IP in this network (128.182.64.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

128.182.64.0/18
147.73.192.0/18
192.231.243.0/24

Other ASNs named Pittsburgh Supercomputing Center

2 other networks use the same organisation name; together with AS1207 they announce 141,568 IPv4 addresses.

ASNNameIPv4 addresses

AS5050PSC-EXT - Pittsburgh Supercomputing Center US58,880

AS1206PSCNET-HS-AS - Pittsburgh Supercomputing Center US49,664

Similar-sized networks in United States

ASNNameIPv4 addresses

AS10823#1714 NETCARRIER - NetCarrier, Inc.33,024

AS26727#1715 BBTEL - Brandenburg Telephone Company33,024

AS10399#1716 AMAP-AUSTIN-TX-WALLER - Waller Creek Communications33,024

AS1565#1718 DNIC-ASBLK-01550-01601 - United States Department of Defense (DoD)33,024

AS2577#1719 DNIC-AS-02577 - United States Department of Defense (DoD)33,024

AS16600#1720 UTHEALTHCENTER-TYLER - University of Texas Health Science Center at Tyler33,024

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