AS62983 The Massachusetts Port Authority

AS-MPA - The Massachusetts Port Authority · registered in the United States

IPv4 addresses2,5603 prefixes · <0.001% of announced IPv4

Rank in United States#5,723largest network in US by IPv4 space, of 18,338 · <0.01% of US

Rank worldwide#20,285of 79,396 networks with IPv4

IPv6noneno IPv6 routes announced

CountryUnited States18,679 ASNs registered there

Open AS62983 in ASN lookup Look up an IP in this network (38.97.71.1) All networks in United States

IPv4 prefixes

All 3 prefixes, in address order.

38.97.71.0/24
199.165.137.0/24
205.143.232.0/21

Similar-sized networks in United States

ASNNameIPv4 addresses

AS54960#5720 LAREDOCONNECTIONS - Laredo Connections Inc2,560

AS55189#5721 THRIVE-EAST2 - Thrive Operations, LLC2,560

AS62935#5722 DNL-AS-001 - Discovery Networks International LLC2,560

AS63103#5724 OCF-AS - Ochsner Clinic Foundation2,560

AS63104#5725 MOHAWK-NETWORKS - Mohawk Networks LLC2,560

AS63255#5726 HERTZGLOBAL - THE HERTZ CORP.2,560

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