157.137.40.0/23
157.137.0.0-157.137.255.255: IPv4 address block not managed by the RIPE NCC
Route propagation
Route propagation
157.137.40.0/23 route propagation
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flowchart RL 6461["6461
Zayo"] 31898["31898
Oracle Cloud Infrastructure"] 174["174
Cogent Communications, Inc."] 3356["3356
Lumen AS3356"] 3257["3257
GTT Communications (AS3257)"] 1299["1299
Arelion (Twelve99)"] 2914["2914
NTT Global IP Network"] subgraph origins 31898 end 31898 --> 174 class 31898 n174 class 31898 n31898 class 31898 h31898 class 174 n31898 class 174 n174 class 174 h174 31898 --> 3356 class 31898 n3356 class 31898 n31898 class 31898 h31898 class 3356 n31898 class 3356 n3356 class 3356 h3356 174 --> 3257 class 174 n3257 class 174 n174 class 174 h174 class 3257 n174 class 3257 n3257 class 3257 h3257 174 --> 1299 class 174 n1299 class 174 n174 class 174 h174 class 1299 n174 class 1299 n1299 class 1299 h1299 3356 --> 1299 class 3356 n1299 class 3356 n3356 class 3356 h3356 class 1299 n3356 class 1299 n1299 class 1299 h1299 3356 --> 2914 class 3356 n2914 class 3356 n3356 class 3356 h3356 class 2914 n3356 class 2914 n2914 class 2914 h2914 3356 --> 6461 class 3356 n6461 class 3356 n3356 class 3356 h3356 class 6461 n3356 class 6461 n6461 class 6461 h6461 3356 --> 3356 class 3356 n3356 class 3356 n3356 class 3356 h3356 class 3356 n3356 class 3356 n3356 class 3356 h3356 3356 --> 3257 class 3356 n3257 class 3356 n3356 class 3356 h3356 class 3257 n3356 class 3257 n3257 class 3257 h3257 subgraph tier1 174 1299 2914 3257 3356 6461 end style tier1 fill:#e0f0ff,stroke:#666