JR & JS ENGENHARIA E COMÉRCIO LTDA

Data as of 2026-10-18
BGP inherited
This organisation
Netblocks36 · 11,779 IPv4 addresses
IPv6 7 prefixes (largest 2804:1a0::/32)
Registered in Brazil (33) · United States (1)
Record ID250185224
RegistryBGP
Customerssee who runs inside this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 6 shared RIR contact/maintainer handles
Registry names 3 distinct registrant names across these blocks
full provenance (JSON) → · how attribution works · report an issue

IP Ranges (36)

⬇ export CSV
CIDR Org name Registry Status Confidence
45.68.82.165/32 JR & JS ENGENHARIA E COMÉRCIO LTDA PEERINGDB ASSIGNED ● high
64.191.233.220/32 JR & JS ENGENHARIA E COMÉRCIO LTDA PEERINGDB ASSIGNED ● high
187.16.208.4/32 JR & JS ENGENHARIA E COMÉRCIO LTDA PEERINGDB ASSIGNED ● high
2001:504:0:7:0:2:8189:1/128 JR & JS ENGENHARIA E COMÉRCIO LTDA PEERINGDB ASSIGNED ● high
2001:7f8:1::a502:8189:1/128 JR & JS ENGENHARIA E COMÉRCIO LTDA PEERINGDB ASSIGNED ● high
2001:12f8::208:4/128 JR & JS ENGENHARIA E COMÉRCIO LTDA PEERINGDB ASSIGNED ● high
2001:12f8:0:2::54:165/128 JR & JS ENGENHARIA E COMÉRCIO LTDA PEERINGDB ASSIGNED ● high
186.224.192.0/20 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.192.0/21 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.192.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.196.0/24 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.199.0/24 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.200.0/21 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.202.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.204.0/22 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.204.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.206.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.208.0/20 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.208.0/21 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.208.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.214.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.216.0/21 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.218.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
186.224.220.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
189.90.2.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
189.90.2.0/24 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
189.90.3.0/24 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
189.90.4.0/24 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
189.90.4.0/22 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
189.90.5.0/24 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
189.90.8.0/21 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
189.90.10.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
189.90.14.0/23 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
2804:1a0::/32 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
2804:1a0:1::/48 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium
2804:1a0:c00::/40 JR & JS ENGENHARIA E COMÉRCIO LTDA BGP ANNOUNCED ● medium

IPv6 ranges (7)

CIDR
2804:1a0::/32
2804:1a0:c00::/40
2804:1a0:1::/48
2001:12f8:0:2::54:165/128
2001:12f8::208:4/128
2001:504:0:7:0:2:8189:1/128
2001:7f8:1::a502:8189:1/128

Footprint over time

17 weekly snapshots · JSON
41 0 netblocks since 2026-07-05
2026-07-05 peak 374 2026-10-18

Network trust

what's this?
RPKI hygiene: F how networks compare →
12.2% of checked blocks have valid RPKI ROA coverage (5 of 41)
No discrepancies found among checked blocks.

NIC Handles

54750997000126 AS28189 AS28189 JJTLT12 JJTLT12 JJTLT12