Data as of Nov 3, 2026
Autonomous system
AS3743
Cleveland Cliffs Steel LLC
Announces 1,792 addresses in 7 prefixes. None of it is anonymizer space.
Type
Business
US
Proxy activity, 30 days
1 exits
Announced prefixes
| Prefix | Type | Proxy exits | RPKI |
|---|---|---|---|
| 156.144.51.0/24 since Mar 2020 | Business | ||
| 156.144.99.0/24 since Sep 2024 | Business | ||
| 156.144.100.0/24 since Sep 2024 | Business | ||
| 156.144.108.0/24 since Mar 2020 | Business | 1 | |
| 156.144.109.0/24 since Sep 2024 | Business | ||
| 156.144.208.0/24 since Oct 2009 | Business | ||
| 156.144.249.0/24 since Sep 2024 | Business |
Residential-proxy exposure
Providers
2
selling exits here
Proxy providers listing exits
- ColaProxy
- NovaProxy
Proxy activity
Oct 4, 2026 – Nov 2, 2026
AS3743, day by day
1 observation
Network & history
Profile
- Registered
- Sep 9, 2009
- Domain
- clevelandcliffs.com
- Industry
- Automotive and Transportation
Routing patterns
How its announcements have moved
Arrivals