Country
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ASN LANDING PAGE
AS55821
RADIUSTELECOMS-AS-AP RADIUS TELECOMS
Last updated · Apr 4, 2026
Total prefixes
86
IPv4 prefixes
59
IPv6 prefixes
27
ASN summary
How to read the scale of AS55821
RADIUSTELECOMS-AS-AP RADIUS TELECOMS currently shows 86 prefixes and 72 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 AS55821?
RADIUSTELECOMS-AS-AP RADIUS TELECOMS 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 AS55821 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
AS55821 ASN lookupAS55821 BGPAS55821 peersAS55821 prefixesAS55821 upstreamsRADIUSTELECOMS-AS-AP RADIUS TELECOMS ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS13335
AS13335
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AS152326
AS152326
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AS137487
AS137487
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AS21433
AS21433
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AS4759
AS4759
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AS141016
AS141016
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AS23887
AS23887
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AS135592
AS135592
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AS45351
AS45351
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AS133198
AS133198
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AS154242
AS154242
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AS10096
AS10096
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AS21558
AS21558
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AS152107
AS152107
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AS132716
AS132716
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AS38334
AS38334
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AS38909
AS38909
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AS132229
AS132229
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AS138956
AS138956
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AS38304
AS38304
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AS133098
AS133098
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AS24179
AS24179
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AS58706
AS58706
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AS16931
AS16931
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AS36776
AS36776
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AS132615
AS132615
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AS18392
AS18392
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AS59105
AS59105
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AS4779
AS4779
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AS9670
AS9670
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AS18187
AS18187
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AS65035
AS65035
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AS65037
AS65037
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Peers
AS174
AS174
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AS4637
AS4637
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AS6939
AS6939
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AS2914
AS2914
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AS3356
AS3356
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AS3491
AS3491
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AS701
AS701
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AS142271
AS142271
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AS6057
AS6057
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AS4608
AS4608
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AS55720
AS55720
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AS137409
AS137409
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AS8359
AS8359
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AS17639
AS17639
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AS19151
AS19151
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AS35280
AS35280
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AS59105
AS59105
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AS4635
AS4635
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AS24482
AS24482
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AS36236
AS36236
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AS58453
AS58453
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AS1828
AS1828
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AS38001
AS38001
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AS51185
AS51185
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AS49544
AS49544
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AS133210
AS133210
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AS7195
AS7195
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AS18106
AS18106
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AS703
AS703
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AS61292
AS61292
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AS8966
AS8966
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AS9002
AS9002
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AS14907
AS14907
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AS45489
AS45489
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AS199524
AS199524
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AS141013
AS141013
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AS8529
AS8529
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AS45896
AS45896
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AS58952
AS58952
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 103.16.168.0/22 | AS55821 | — |
| 103.5.4.0/22 | AS55821 | — |
| 103.54.84.0/22 | AS55821 | — |
| 103.54.84.0/24 | AS55821 | — |
| 103.54.87.0/24 | AS55821 | — |
| 110.235.128.0/18 | AS55821 | — |
| 110.235.128.0/19 | AS55821 | — |
| 110.235.128.0/20 | AS55821 | — |
| 110.235.128.0/21 | AS55821 | — |
| 110.235.128.0/22 | AS55821 | — |
| 110.235.132.0/22 | AS55821 | — |
| 110.235.136.0/21 | AS55821 | — |
| 110.235.136.0/22 | AS55821 | — |
| 110.235.140.0/22 | AS55821 | — |
| 110.235.144.0/20 | AS55821 | — |
| 110.235.144.0/21 | AS55821 | — |
| 110.235.144.0/22 | AS55821 | — |
| 110.235.148.0/22 | AS55821 | — |
| 110.235.152.0/21 | AS55821 | — |
| 110.235.152.0/22 | AS55821 | — |
| 110.235.156.0/22 | AS55821 | — |
| 110.235.160.0/22 | AS55821 | — |
| 110.235.164.0/22 | AS55821 | — |
| 110.235.168.0/22 | AS55821 | — |
| 110.235.176.0/22 | AS55821 | — |
| 110.235.180.0/22 | AS55821 | — |
| 110.235.188.0/22 | AS55821 | — |
| 146.88.64.0/20 | AS55821 | — |
| 146.88.64.0/22 | AS55821 | — |
| 146.88.68.0/22 | AS55821 | — |
| 146.88.72.0/22 | AS55821 | — |
| 146.88.76.0/22 | AS55821 | — |
| 155.137.100.0/22 | AS55821 | — |
| 155.137.104.0/21 | AS55821 | — |
| 155.137.104.0/22 | AS55821 | — |
| 155.137.115.0/24 | AS55821 | — |
| 155.137.120.0/22 | AS55821 | — |
| 155.137.124.0/22 | AS55821 | — |
| 155.137.64.0/18 | AS55821 | — |
| 155.137.80.0/22 | AS55821 | — |
Related ASN pages
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AS13335 · Cloudflare
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AS8075 · Microsoft
Helpful when comparing Azure, enterprise backbone, and large-cloud routing patterns.
AS16509 · Amazon
A useful ASN landing page for understanding AWS and large cloud-network ownership.
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 AS55821 represent?
AS55821 is an autonomous system number used to identify an independently operated network. The current page associates it with RADIUSTELECOMS-AS-AP RADIUS TELECOMS 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 AS55821 page?
They help explain the scale, interconnection depth, and route structure of AS55821. 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 AS55821?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS55821, 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.