LWSA S/A
Data as of 2026-09-13
BGP inherited
This organisation
| Netblocks | 82 · 29,696 IPv4 addresses |
| IPv6 | 9 prefixes (largest 2804:10::/32) |
| Record ID | 241304470 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 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 (82)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 138.122.172.0/23 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 138.122.172.0/24 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 138.122.173.0/24 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 138.122.174.0/24 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 138.122.174.0/23 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 138.122.175.0/24 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 177.67.112.0/22 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 177.67.112.0/21 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 177.67.116.0/22 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 177.67.120.0/21 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 177.67.120.0/22 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 177.67.124.0/22 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 177.67.124.0/24 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 2804:580::/33 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 2804:580::/32 | LWSA S/A | BGP | ANNOUNCED | ● high |
| 177.12.160.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.12.160.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.12.160.0/21 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.12.160.0/20 | LWSA S/A | ARIN | ALLOCATED | ● medium |
| 177.12.164.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.12.166.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.12.168.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.12.168.0/21 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.12.168.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.12.170.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.12.172.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.12.172.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.185.192.0/20 | LWSA S/A | ARIN | ALLOCATED | ● medium |
| 177.185.192.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.185.196.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.185.196.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 177.185.204.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.128.0/20 | LWSA S/A | ARIN | ALLOCATED | ● medium |
| 187.1.128.0/21 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.128.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.130.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.132.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.134.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.136.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.136.0/21 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.136.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.138.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.140.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 187.1.142.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 189.38.80.0/20 | LWSA S/A | ARIN | ALLOCATED | ● medium |
| 189.38.80.0/21 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 189.38.84.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 189.38.86.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 189.38.92.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 189.38.94.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.192.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.192.0/19 | UNKNOWN | LACNIC | allocated | ● medium |
| 191.6.192.0/21 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.192.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.196.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.196.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.198.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.208.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.208.0/21 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.208.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.210.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.212.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.212.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.214.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.216.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.216.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.216.0/21 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.218.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.220.0/22 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.220.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 191.6.222.0/23 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 2804:10::/32 | UNKNOWN | LACNIC | allocated | ● medium |
| 2804:10:4000::/34 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 2804:10:4050::/48 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 2804:10:6082::/48 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 2804:10:8000::/34 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 2804:10:8253::/48 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 2804:10:c000::/40 | LWSA S/A | BGP | ANNOUNCED | ● medium |
| 138.122.172.0/22 | LWSA S/A | ARIN | ALLOCATED | ● low |
| 177.185.204.0/24 | LWSA S/A | BGP | ANNOUNCED | ● low |
| 187.1.130.0/24 | LWSA S/A | BGP | ANNOUNCED | ● low |
| 191.6.192.0/24 | LWSA S/A | BGP | ANNOUNCED | ● low |
IPv6 ranges (9)
Footprint over time
12 weekly snapshots · JSON
95
+80 netblocks since 2026-07-05
2026-07-05
peak 95
2026-09-13
Domains this organisation publishes
what's this?Other domains hosted in this network
what's this?Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(95 of 95)
Possible discrepancies (19)
These blocks are registered to LWSA S/A but cryptographically authorized for a different, unrelated network (1 distinct holder) — often M&A history, multi-homing, or outsourced/managed hosting, occasionally worth a closer look.
| 177.67.112.0/21 /21 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 177.67.120.0/21 /21 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 177.67.112.0/21 /21 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 177.67.120.0/21 /21 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 177.67.112.0/22 /22 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 177.67.116.0/22 /22 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 177.67.120.0/22 /22 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 177.67.124.0/22 /22 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 138.122.172.0/22 /22 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 138.122.172.0/23 /23 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 138.122.174.0/23 /23 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 138.122.172.0/24 /24 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 138.122.173.0/24 /24 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 138.122.174.0/24 /24 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
| 138.122.175.0/24 /24 | authorized for AS27715 — Locaweb Serviços de Internet S/A |
+4 more — see the REST API
NIC Handles
02351877000900
02351877001043
AS262518
AS28299
COABU
CTTTE
KILTD19
NOKIN4
NOTRA13
NOTRA13