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Unclassified

Not enough sources, unclear purpose, or conflicting classifications

ASNs
87,657
69.5% of all ASNs
Routed ASNs
53,976
61.6% of this type
IPv4 addresses
916.0M
26.7% of global
IPv6 /48s
3.59B
29.0% of global

Routing data · Oct 26, 2026, 08:22 UTC

Unclassified ASN ranking

RankASNNameCountry/regionIPv4 addressesIPv6 /48sPrefixes
54851AS1591United States Department of Defense (DoD)United States000
54852AS1592United States Department of Defense (DoD)United States000
54853AS1593United States Department of Defense (DoD)United States000
54854AS1594United States Department of Defense (DoD)United States000
54855AS1595United States Department of Defense (DoD)United States000
54856AS1596United States Department of Defense (DoD)United States000
54857AS1597United States Department of Defense (DoD)United States000
54858AS1598United States Department of Defense (DoD)United States000
54859AS1599United States Department of Defense (DoD)United States000
54860AS1601United States Department of Defense (DoD)United States000
54861AS1606Excelenet, IncUnited States000
54862AS1607Carolina Digital Phone, Inc.United States000
54863AS1608ITG INCUnited States000
54864AS1612Flux Telecom, LLCUnited States000
54865AS1618——000
54866AS1619——000
54867AS1623Master Call Connections, LLCUnited States000
54868AS1624SITA-ASSwitzerland000
54869AS1625CoreSpace, Inc.United States000
54870AS1626Headquarters, USAISCUnited States000
54871AS1628Community DNS Ltd.United States000
54872AS1629——000
54873AS1630Oracle CorporationUnited States000
54874AS1635WeidenhammerUnited States000
54875AS1639C.R.S.T. Telephone AuthorityUnited States000
54876AS1641Staples Contract & Commercial, Inc.United States000
54877AS1644Headquarters, USAISCUnited States000
54878AS1654SKOGENEuropean Union000
54879AS1655Navy Network Information Center (NNIC)United States000
54880AS1656Lockheed Martin CorporationUnited States000
54881AS1658Network Management, Inc.United States000
54882AS1660Verizon BusinessUnited States000
54883AS1662Verizon BusinessUnited States000
54884AS1663IDDQD-ASEuropean Union000
54885AS1664Yahoo Holdings Inc.United States000
54886AS1665Verizon BusinessUnited States000
54887AS1666Verizon BusinessUnited States000
54888AS1667Verizon BusinessUnited States000
54889AS1669Verizon BusinessUnited States000
54890AS1671Verizon BusinessUnited States000
54891AS1672Verizon BusinessUnited States000
54892AS1673Verizon BusinessUnited States000
54893AS1674Verizon BusinessUnited States000
54894AS1675Verizon BusinessUnited States000
54895AS1676Trane US INC.United States000
54896AS1677Verizon BusinessUnited States000
54897AS1679Fair Isaac CorporationUnited States000
54898AS1681Verizon BusinessUnited States000
54899AS1682Yahoo Holdings Inc.United States000
54900AS1683Verizon BusinessUnited States000