AS3743

Name: AS3743 — Cleveland Cliffs Steel LLC
Creator: ipdex

Cleveland Cliffs Steel LLC Unknown registered in United States

7IPv4 prefixes

0IPv6 prefixes

#13,731AS Rank

327/327RIS visibility

#4,215Rank in United States

2009-09-09Allocated

Cleveland Cliffs Steel LLC (AS3743) — Unknown, registered in United States. announces 7 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #4215. Allocated: 2009-09-09.

IPv4 7IPv6 0

Announced prefixes · 7

v4 156.144.100.0/24 unknown
v4 156.144.108.0/24 unknown
v4 156.144.109.0/24 unknown
v4 156.144.208.0/24 unknown
v4 156.144.249.0/24 unknown
v4 156.144.51.0/24 unknown
v4 156.144.99.0/24 unknown

Routing: 7 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	7
2026-06-13	7

AS topology · Customer cone 1

Providers · 1

AS209 CenturyLink Communications, LLC

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