IP / ASN / Domain Lookup

IP / ASN / Domain Lookup144.121.255.248IPv4 Only
ASN History
Network
AS Organization
Country
First Seen
Last Seen
144.121.192.0/18
IDCCrown Castle
US
2018-01-01 00:13
2026-06-26 18:07
144.121.252.0/22
IDCCrown Castle
US
2025-01-03 11:59
2026-06-25 20:14
144.121.0.0/16
IDCCrown Castle
US
2022-01-03 15:07
2026-06-25 20:14
Company History
Network
First Seen
Last Seen
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Registration History
Registry
Country
First Seen
Last Seen
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