AS27506 — CROWNCASTLE-AS27506
AS27506 announces 6 IPv4 prefixes covering 5,120 addresses and 0 IPv6 prefixes.
About this network
CROWNCASTLE-AS27506 is held by Crown Castle Fiber LLC, which operates as Zayo Bandwidth.
What it's used for
- The address space carries fiber infrastructure, evidenced by reverse DNS entries such as 64.20.181.254.nyc.electricfiber.net and 69.64.217.255.nyc.electricfiber.net.
- With 5120 IPv4 addresses announced across 6 prefixes and only 2 observed neighbours, the ratio suggests a focused infrastructure or transit role rather than a broad access network.
Notable
- Registrants for the majority of prefixes are listed as Zayo Bandwidth, aligning with the operator's identity, while one prefix (64.20.175.0/24) is registered to FIDESSA CORPORATION.
- The address inventory is concentrated in the 64.20.0.0/16 and 69.64.0.0/16 ranges, with netnames like ZAYO-CCF-64-20-160-0 indicating specific fiber segments.
This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.
Announced prefixes
- 64.20.168.0/24
- 64.20.175.0/24
- 64.20.176.0/21
- 64.20.184.0/22
- 69.64.204.0/23
- 69.64.216.0/22
Upstream networks
- AS46887 Crown Castle Fiber LLC
Downstream networks
- AS23004 VIEWTRADE SECURITIES
Adjacent networks
BGP / ASN / CIDR
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IPv4
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IPv6
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Search Results
IPv4 Prefixes
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IPv6 Prefixes
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Total Prefixes
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Unique /24s
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⚠ SUSPICIOUS PREFIX ANNOUNCEMENTS DETECTED