route: 143.137.52.0/22
origin: AS270843
remarks: Auto-created by TC IRR from NIC.br and RIPE RIS data
notify: monitoramento[at]brnx.com.br
mnt-by: MAINT-AS270843
source: TC
last-modified: 2026-04-29T23:28:45Z
rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source

route: 143.137.52.0/22
descr: PROXY FOR OPENX CUSTOMER
origin: AS270843
mnt-by: MAINT-AS263444
notify: registro[at]openx.com.br
changed: registro[at]openx.com.br 20250315
remarks: Sat Mar 15 20:27:37 2025
source: RADB
last-modified: 2025-03-15T23:30:36Z
rpki-ov-state: not_found # No ROAs found, or RPKI validation not enabled for source

#
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# available at: https://www.arin.net/resources/registry/whois/tou/
#
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#
# Query terms are ambiguous. The query is assumed to be:
# "r < 143.137.52.0/22"
#
# Use "?" to get help.
#

Various Registries (Maintained by ARIN) NET143 (NET-143-0-0-0-0) 143.0.0.0 - 143.255.255.255
Latin American and Caribbean IP address Regional Registry LACNIC-ERX-143-137-0-0 (NET-143-137-0-0-1) 143.137.0.0 - 143.137.255.255



#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#