AS11509
Tierzero ISP registered in United States
14IPv4 prefixes
1IPv6 prefixes
#16,100AS Rank
327/327RIS visibility
#2,302Rank in United States
1998-09-15Allocated
Tierzero (AS11509) — ISP, registered in United States. announces 14 IPv4 prefixes + 1 IPv6 prefixes. Rank in United States: #2302. Allocated: 1998-09-15.
IPv4 14IPv6 1
Announced prefixes · 15
- v4 162.142.73.0/24 unknown
- v4 208.179.0.0/16 unknown
- v4 216.116.100.0/22 unknown
- v4 216.116.104.0/21 unknown
- v4 216.116.112.0/21 unknown
- v4 216.116.120.0/22 unknown
- v4 216.116.124.0/23 unknown
- v4 216.116.126.0/24 unknown
- v4 216.116.96.0/23 unknown
- v4 216.116.99.0/24 unknown
- v4 216.31.128.0/18 unknown
- v4 64.239.128.0/18 unknown
- v4 66.6.208.0/20 unknown
- v4 72.18.0.0/19 unknown
- v6 2604:4bc0::/36 unknown
Routing: 14 IPv4 · 1 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-18
Prefix history
Data table
| Day | Announced prefixes |
|---|---|
| 2026-06-12 | 15 |
| 2026-06-13 | 15 |
Facilities · 1
- CoreSite - Los Angeles (LA1) One Wilshire Los Angeles
AS topology · Customer cone 1
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