$ query “AS28189” --type=asn → 1 result(s)
AS28189 · JR-JS-ENGENHARIA-COMERCIO
JR & JS ENGENHARIA E COMÉRCIO LTDA
AS28189 is owned by JR & JS ENGENHARIA E COMÉRCIO LTDA and is a mid-size transit provider, registered in Brazil since 2008. The system announces a respectable 11 520 IPv4 addresses, and supports IPv6. Most of its address space is geolocated to Australia, with additional presence in Brazil. Prefix announcements for this AS were recently updated.
- Top 5% — Top 5% of all autonomous systems by reach and degree
Basic Information
- Country
- 🇧🇷 Brazil
- Category
- Hosting
- Network Role
- Mid-size Transit
- Data Origin
- Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
- Registered
- March 05, 2008
- Last Changed
- March 04, 2026
- Last Seen
- August 10, 2026 (active)
Prefix Summary
- IPv4 Prefixes (raw / aggregated)
- 29 / 5
- IPv6 Prefixes (raw / aggregated)
- 2 / 1
- IPv4 Addresses
- 11 520
- Largest IPv4 Prefix
- /19 (8 192 addresses)
- Largest IPv6 Prefix
- /32
- Geolocated Countries
- 🇦🇺 Australia (14 848 IPs), 🇧🇷 Brazil (4 992 IPs)
- Prefix Changed
- August 04, 2026
Reputation
- Reputation
- Pristine — 0 flagged IPs
Connectivity Summary
- Upstream Providers
- 4 upstreams providing transit
- Peers
- 24 networks exchanging traffic without transit
- Downstream Customers
- 41 downstreams buying transit
- Unclassified
- 22 unclassified BGP neighbors
- Degree
- 91 unique BGP neighbors
- Reach
- 5 323 networks in customer cone
Upstream Providers (4)
Prefix Lists
IPv4 Prefixes (29 total)
- 186.224.192.0/19 (8 192 addresses (/19 prefix))
- 189.90.8.0/21 (2 048 addresses (/21 prefix))
- 189.90.2.0/23 (512 addresses (/23 prefix))
- 189.90.4.0/23 (512 addresses (/23 prefix))
- 189.90.7.0/24 (256 addresses (/24 prefix))
IPv6 Prefixes (2 total)
- 2804:1a0::/32