Country
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ASN LANDING PAGE
AS28189
JR & JS ENGENHARIA E COMERCIO LTDA
Last updated · Apr 10, 2026
Total prefixes
36
IPv4 prefixes
34
IPv6 prefixes
2
ASN summary
How to read the scale of AS28189
JR & JS ENGENHARIA E COMERCIO LTDA currently shows 36 prefixes and 80 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 AS28189?
JR & JS ENGENHARIA E COMERCIO LTDA 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 AS28189 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
AS28189 ASN lookupAS28189 BGPAS28189 peersAS28189 prefixesAS28189 upstreamsJR & JS ENGENHARIA E COMERCIO LTDA ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS266931
AS266931
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AS266428
AS266428
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AS264217
AS264217
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AS268013
AS268013
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AS262329
AS262329
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AS267462
AS267462
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AS268726
AS268726
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AS271682
AS271682
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AS268788
AS268788
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AS22341
AS22341
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AS268243
AS268243
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AS267212
AS267212
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AS271740
AS271740
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AS274696
AS274696
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AS272232
AS272232
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AS267248
AS267248
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AS270622
AS270622
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AS397847
AS397847
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AS271677
AS271677
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AS272646
AS272646
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AS268509
AS268509
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AS271432
AS271432
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AS271258
AS271258
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AS271475
AS271475
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AS267554
AS267554
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AS271590
AS271590
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AS263892
AS263892
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AS263307
AS263307
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AS266382
AS266382
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AS264198
AS264198
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AS263483
AS263483
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AS272183
AS272183
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AS271011
AS271011
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AS272276
AS272276
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AS274692
AS274692
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AS264898
AS264898
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AS270285
AS270285
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AS53021
AS53021
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AS271253
AS271253
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AS273513
AS273513
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Peers
AS7195
AS7195
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AS174
AS174
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AS13786
AS13786
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AS264409
AS264409
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AS266931
AS266931
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AS6939
AS6939
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AS268243
AS268243
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AS272713
AS272713
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AS6057
AS6057
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AS264479
AS264479
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AS6424
AS6424
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AS24482
AS24482
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AS51185
AS51185
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AS60503
AS60503
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AS14840
AS14840
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AS52873
AS52873
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AS263152
AS263152
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AS35280
AS35280
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AS61573
AS61573
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AS199524
AS199524
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AS22548
AS22548
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AS271253
AS271253
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AS36236
AS36236
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AS262427
AS262427
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AS28634
AS28634
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AS198150
AS198150
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AS263237
AS263237
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AS28624
AS28624
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AS39120
AS39120
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AS264217
AS264217
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AS264898
AS264898
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AS267462
AS267462
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AS271682
AS271682
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AS397847
AS397847
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AS7713
AS7713
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AS37721
AS37721
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AS262329
AS262329
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AS263307
AS263307
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AS263483
AS263483
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AS264198
AS264198
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Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 186.224.192.0/20 | AS28189 | — |
| 186.224.192.0/21 | AS28189 | — |
| 186.224.192.0/22 | AS28189 | — |
| 186.224.192.0/23 | AS28189 | — |
| 186.224.196.0/22 | AS28189 | — |
| 186.224.196.0/23 | AS28189 | — |
| 186.224.199.0/24 | AS28189 | — |
| 186.224.200.0/21 | AS28189 | — |
| 186.224.200.0/22 | AS28189 | — |
| 186.224.200.0/23 | AS28189 | — |
| 186.224.202.0/23 | AS28189 | — |
| 186.224.204.0/22 | AS28189 | — |
| 186.224.204.0/23 | AS28189 | — |
| 186.224.206.0/23 | AS28189 | — |
| 186.224.208.0/20 | AS28189 | — |
| 186.224.208.0/21 | AS28189 | — |
| 186.224.208.0/22 | AS28189 | — |
| 186.224.208.0/23 | AS28189 | — |
| 186.224.210.0/24 | AS28189 | — |
| 186.224.214.0/23 | AS28189 | — |
| 186.224.216.0/21 | AS28189 | — |
| 186.224.216.0/22 | AS28189 | — |
| 186.224.218.0/23 | AS28189 | — |
| 186.224.220.0/22 | AS28189 | — |
| 186.224.220.0/23 | AS28189 | — |
| 189.90.10.0/23 | AS28189 | — |
| 189.90.12.0/22 | AS28189 | — |
| 189.90.14.0/23 | AS28189 | — |
| 189.90.15.0/24 | AS28189 | — |
| 189.90.2.0/23 | AS28189 | — |
| 189.90.4.0/22 | AS28189 | — |
| 189.90.8.0/21 | AS28189 | — |
| 189.90.8.0/22 | AS28189 | — |
| 189.90.8.0/23 | AS28189 | — |
| 2804:1a0:1::/48 | AS28189 | — |
| 2804:1a0::/32 | AS28189 | — |
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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 AS28189 represent?
AS28189 is an autonomous system number used to identify an independently operated network. The current page associates it with JR & JS ENGENHARIA E COMERCIO LTDA 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 AS28189 page?
They help explain the scale, interconnection depth, and route structure of AS28189. 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 AS28189?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS28189, 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.