Country
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ASN LANDING PAGE
AS46887
CROWNCASTLE-AS46887 - Crown Castle Fiber LLC
Last updated · Apr 4, 2026
Total prefixes
1010
IPv4 prefixes
799
IPv6 prefixes
211
ASN summary
How to read the scale of AS46887
CROWNCASTLE-AS46887 - Crown Castle Fiber LLC currently shows 1010 prefixes and 44 upstream, downstream, or peer relationships. Larger prefix inventories often indicate broader network footprint, but they should still be read together with country and peering context.
When is an ASN page most useful?
ASN landing pages are more useful than a single IP page when you want cloud provider attribution, routing research, infrastructure comparison, or network topology analysis at the organization level.
How should you read the country, organization, and role of AS46887?
CROWNCASTLE-AS46887 - Crown Castle Fiber LLC is currently associated with an unknown region. Country data is only a starting point; the more important signals are the organization name, website, prefix volume, and peering relationships that reveal whether the network behaves like a cloud platform, ISP, CDN, or enterprise backbone.
What should you inspect next after the AS46887 page?
This page is currently showing live ASN data that can be used for peer, prefix, and network scale analysis. The most useful next step is usually to return to a related IP landing page, then compare that concrete address with this ASN profile and with broader topic pages for routing, cloud attribution, or WHOIS ownership analysis.
Search intents this ASN page helps cover
AS46887 ASN lookupAS46887 BGPAS46887 peersAS46887 prefixesAS46887 upstreamsCROWNCASTLE-AS46887 - Crown Castle Fiber LLC ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS33132
AS33132
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AS398427
AS398427
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AS11598
AS11598
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AS11042
AS11042
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AS3360
AS3360
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AS26793
AS26793
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AS6372
AS6372
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AS36861
AS36861
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AS395748
AS395748
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AS31942
AS31942
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AS25611
AS25611
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AS400097
AS400097
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AS398875
AS398875
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AS395652
AS395652
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AS36352
AS36352
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AS31822
AS31822
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AS46269
AS46269
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AS19272
AS19272
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AS20306
AS20306
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AS3783
AS3783
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AS11188
AS11188
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AS23410
AS23410
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AS27506
AS27506
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AS398059
AS398059
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AS398816
AS398816
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AS394548
AS394548
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AS12187
AS12187
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AS15205
AS15205
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AS6254
AS6254
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AS397488
AS397488
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AS18839
AS18839
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AS33545
AS33545
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AS32099
AS32099
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AS10499
AS10499
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AS20442
AS20442
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AS32278
AS32278
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AS399568
AS399568
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AS54576
AS54576
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AS6124
AS6124
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AS54282
AS54282
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Peers
Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 104.129.64.0/19 | AS46887 | — |
| 104.129.64.0/23 | AS46887 | — |
| 104.129.66.0/23 | AS46887 | — |
| 104.129.68.0/22 | AS46887 | — |
| 104.129.72.0/23 | AS46887 | — |
| 104.129.74.0/23 | AS46887 | — |
| 104.129.76.0/24 | AS46887 | — |
| 104.129.77.0/24 | AS46887 | — |
| 104.129.78.0/23 | AS46887 | — |
| 104.129.78.0/24 | AS46887 | — |
| 104.129.79.0/24 | AS46887 | — |
| 104.129.80.0/23 | AS46887 | — |
| 104.129.82.0/23 | AS46887 | — |
| 104.129.84.0/23 | AS46887 | — |
| 104.129.88.0/24 | AS46887 | — |
| 104.129.89.0/24 | AS46887 | — |
| 104.129.92.0/24 | AS46887 | — |
| 104.152.56.0/22 | AS46887 | — |
| 104.167.135.0/24 | AS46887 | — |
| 104.167.188.0/24 | AS46887 | — |
| 104.207.192.0/19 | AS46887 | — |
| 104.207.192.0/23 | AS46887 | — |
| 104.207.194.0/23 | AS46887 | — |
| 104.207.196.0/23 | AS46887 | — |
| 104.207.198.0/23 | AS46887 | — |
| 104.207.200.0/23 | AS46887 | — |
| 104.207.204.0/24 | AS46887 | — |
| 104.207.208.0/23 | AS46887 | — |
| 104.207.211.0/24 | AS46887 | — |
| 104.207.212.0/24 | AS46887 | — |
| 104.207.214.0/24 | AS46887 | — |
| 104.207.216.0/24 | AS46887 | — |
| 104.207.217.0/24 | AS46887 | — |
| 104.207.220.0/24 | AS46887 | — |
| 104.222.100.0/22 | AS46887 | — |
| 104.222.104.0/21 | AS46887 | — |
| 104.247.32.0/19 | AS46887 | — |
| 104.247.32.0/22 | AS46887 | — |
| 104.247.37.0/24 | AS46887 | — |
| 104.247.38.0/24 | AS46887 | — |
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Related lookups and next steps
WHOIS vs ASN Ownership Guide
Continue from this ASN into the differences between WHOIS ownership and ASN ownership.
Routing Troubleshooting and Network Analysis
Continue from this ASN into route troubleshooting and network analysis.
Cloud Network and ASN Comparison
Useful when you want to compare this ASN against larger cloud and edge networks.
WHOIS and IP Ownership Guide
Continue from the ASN page into WHOIS and ownership verification.
Frequently asked questions about this ASN page
What does AS46887 represent?
AS46887 is an autonomous system number used to identify an independently operated network. The current page associates it with CROWNCASTLE-AS46887 - Crown Castle Fiber LLC in an unknown region, which helps determine whether it behaves like a cloud provider, ISP, CDN, or enterprise backbone.
What are peers, upstreams, and prefixes useful for on the AS46887 page?
They help explain the scale, interconnection depth, and route structure of AS46887. Richer peering and upstream data often indicate broader network reach, but they should still be interpreted together with prefixes and related IP landing pages.
What should you do after reviewing AS46887?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS46887, then continue into cloud, WHOIS, or routing topic pages to understand the network in a broader context.
Related topics
WHOIS vs ASN Ownership Guide
Understand why WHOIS ownership and ASN ownership can differ, and how to combine both when deciding who really owns or operates an IP.
WHOIS and IP Ownership Guide
Use WHOIS, ASN, prefixes, and organization data to determine who ultimately owns an IP, range, or resolved domain target.
BGP and ASN Basics Guide
Learn what ASN, BGP routes, prefixes, upstreams, downstreams, and peers mean, then explore real ASN pages.
Cloud Network and ASN Comparison
Compare large cloud and edge networks such as Google, Cloudflare, Microsoft, and Amazon through their ASN landing pages.