ResearchRouting table, RPKI, IRR & looking glass

AS7738 V tal

AS7738 (AS7738) is registered to V tal in BR, through LACNIC. It originates 238 prefixes in the global routing table.

236
IPv4 prefixes
2
IPv6 prefixes
1,332,224
IPv4 addresses
0%
RPKI valid
Registration

Who holds AS7738

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS7738
Handle
AS7738
Organization
V tal
Country
BR
Registry
LACNIC
ASPA
None published
WHOIS recordLACNIC
% IP Client: 2607:e580:0:141:0:0:0:100
 % Copyright (c) Nic.br - Use of this data is governed by the Use and
% Privacy Policy at https://registro.br/upp . Distribution,
% commercialization, reproduction, and use for advertising or similar
% purposes are expressly prohibited.
% 2026-10-11T22:48:30-03:00 - 2607:e580:0:141::100

aut-num:     AS7738
owner:       V tal
ownerid:     02.041.460/0001-93
responsible: BTCM V.Tal
country:     BR
owner-c:     SEIVT2
routing-c:   CGR13
abuse-c:     SEIVT2
created:     19991116
changed:     20250731
inetnum:     200.223.0.0/16
inetnum:     200.199.0.0/17
inetnum:     200.199.128.0/18
inetnum:     200.202.192.0/18
inetnum:     200.195.0.0/17
inetnum:     200.216.0.0/16
inetnum:     200.187.128.0/19
inetnum:     200.164.0.0/16
inetnum:     200.151.0.0/16
inetnum:     200.149.0.0/17
inetnum:     2804:d40::/28
inetnum:     138.0.16.0/22
inetnum:     200.234.8.0/21
inetnum:     2804:13c::/32
inetnum:     187.125.0.0/16
inetnum:     187.76.0.0/16
inetnum:     189.80.0.0/16
inetnum:     191.40.64.0/18
inetnum:     186.243.0.0/18
inetnum:     152.237.96.0/19
inetnum:     152.237.0.0/18
inetnum:     152.237.128.0/18
inetnum:     187.12.0.0/16
inetnum:     201.59.0.0/16
inetnum:     179.236.192.0/19
inetnum:     191.215.0.0/19
inetnum:     152.234.176.0/20
inetnum:     152.237.208.0/20
inetnum:     152.239.96.0/20
inetnum:     152.239.64.0/19
inetnum:     152.239.0.0/18
inetnum:     177.177.96.0/20
inetnum:     177.177.192.0/20
inetnum:     177.177.48.0/20
inetnum:     187.40.0.0/20
inetnum:     187.40.64.0/20
inetnum:     187.40.192.0/19
inetnum:     187.41.64.0/20
inetnum:     187.79.144.0/20
inetnum:     191.44.0.0/20
inetnum:     189.105.0.0/20
inetnum:     191.45.48.0/20
inetnum:     189.12.32.0/20
inetnum:     189.12.64.0/20
inetnum:     179.197.96.0/20
inetnum:     179.197.144.0/20
inetnum:     179.197.208.0/20
inetnum:     189.12.208.0/20
inetnum:     179.198.224.0/20
inetnum:     179.198.64.0/20
inetnum:     189.24.48.0/20
inetnum:     179.199.176.0/20
inetnum:     179.236.48.0/20
inetnum:     179.236.112.0/20
inetnum:     200.141.32.0/20
inetnum:     200.141.64.0/18
inetnum:     200.141.160.0/20
inetnum:     189.49.64.0/20
inetnum:     200.141.128.0/19
inetnum:     200.141.192.0/18
inetnum:     200.149.160.0/20
inetnum:     200.149.128.0/19
inetnum:     200.149.192.0/18
inetnum:     200.165.0.0/20
inetnum:     200.165.32.0/19
inetnum:     200.165.64.0/18
inetnum:     200.165.128.0/18
inetnum:     200.165.192.0/19
inetnum:     200.165.240.0/20
inetnum:     179.66.160.0/20
inetnum:     179.67.240.0/20
inetnum:     186.240.128.0/20
inetnum:     186.240.160.0/20
inetnum:     186.241.128.0/20
inetnum:     186.241.0.0/20
inetnum:     186.242.192.0/20
inetnum:     186.242.144.0/20
inetnum:     200.217.128.0/17
inetnum:     200.217.0.0/18
inetnum:     200.217.64.0/19
inetnum:     200.217.112.0/20
inetnum:     186.244.16.0/20
inetnum:     200.222.0.0/17
inetnum:     186.244.128.0/20
inetnum:     200.222.128.0/19
inetnum:     200.222.192.0/19
inetnum:     200.222.240.0/20
inetnum:     191.0.64.0/20
inetnum:     191.0.96.0/19
inetnum:     200.97.128.0/19
inetnum:     200.97.48.0/20
inetnum:     200.97.0.0/19
inetnum:     200.97.64.0/19
inetnum:     186.244.112.0/20
inetnum:     186.247.224.0/19
inetnum:     186.247.192.0/20
inetnum:     186.247.128.0/20
inetnum:     186.247.96.0/20
inetnum:     186.247.80.0/20
inetnum:     186.247.16.0/20
inetnum:     201.18.0.0/17
inetnum:     201.18.128.0/18
inetnum:     201.18.224.0/19
inetnum:     187.126.96.0/20
inetnum:     187.126.80.0/20
inetnum:     187.126.48.0/20
inetnum:     187.13.224.0/20
inetnum:     187.13.160.0/20
inetnum:     187.13.144.0/20
inetnum:     187.13.48.0/20
inetnum:     201.32.0.0/17
inetnum:     201.32.192.0/18
inetnum:     201.32.160.0/19
inetnum:     201.4.80.0/20
inetnum:     187.14.192.0/19
inetnum:     201.50.64.0/19
inetnum:     201.51.32.0/19
inetnum:     201.58.192.0/19
inetnum:     201.58.64.0/19
inetnum:     187.14.64.0/20
inetnum:     187.14.32.0/20
inetnum:     187.15.176.0/20
inetnum:     187.15.64.0/20
inetnum:     20
Routing

What AS7738 announces

Prefixes originated by AS7738 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
236
IPv6 prefixes
2
IPv4 addresses
1,332,224 (5,204 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
238
ROAs naming AS7738
0
With an IRR route object
238 100%
Prefixes

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (236)
138.0.16.0/22152.234.184.0/21152.237.216.0/21152.239.0.0/18152.239.64.0/20152.239.80.0/20152.239.96.0/20177.177.56.0/21177.177.96.0/21177.177.200.0/21179.66.160.0/21179.67.240.0/21179.197.104.0/21179.197.152.0/21179.197.160.0/20179.197.176.0/20179.197.192.0/20179.197.208.0/21179.198.72.0/21179.198.128.0/18179.198.232.0/21179.199.176.0/21179.236.56.0/21179.236.112.0/20179.236.200.0/21179.236.208.0/21186.240.128.0/21186.240.160.0/21186.241.8.0/21186.241.136.0/21186.242.152.0/21186.242.200.0/21186.244.16.0/21186.244.96.0/20186.244.120.0/21186.244.136.0/21186.247.16.0/21186.247.80.0/21186.247.104.0/21186.247.128.0/21186.247.192.0/21186.247.232.0/21186.247.240.0/21187.12.0.0/16187.12.0.0/18187.12.64.0/18187.12.128.0/18187.12.192.0/18187.13.48.0/20187.13.144.0/21187.13.168.0/21187.13.232.0/21187.14.32.0/21187.14.72.0/21187.14.192.0/21187.14.216.0/21187.15.64.0/21187.15.184.0/21187.40.0.0/21187.40.64.0/21187.40.192.0/21187.40.208.0/20187.41.64.0/21187.76.0.0/16187.76.0.0/18187.76.64.0/18187.76.128.0/18187.76.192.0/18187.78.160.0/20187.79.144.0/21187.125.0.0/16187.125.0.0/18187.125.64.0/18187.125.128.0/18187.125.192.0/18187.126.56.0/21187.126.88.0/21187.126.104.0/21189.12.32.0/20189.12.64.0/21189.24.56.0/21189.49.64.0/21189.80.0.0/16189.80.0.0/18189.80.64.0/18189.80.128.0/18189.80.192.0/18189.105.0.0/20191.0.64.0/20191.40.80.0/21191.40.104.0/21191.44.8.0/21191.45.48.0/21200.97.0.0/20200.97.16.0/21200.97.48.0/21200.97.64.0/18200.97.128.0/21200.97.144.0/20200.141.32.0/20200.141.64.0/18200.141.128.0/20200.141.144.0/20200.141.160.0/20200.141.192.0/18200.149.0.0/18200.149.72.0/21200.149.80.0/21200.149.88.0/21200.149.96.0/21200.149.104.0/21200.149.112.0/21200.149.120.0/21200.149.128.0/20200.149.144.0/20200.149.160.0/20200.149.200.0/21200.149.208.0/21200.149.216.0/21200.149.224.0/21
Show 116 more
200.149.232.0/21200.149.240.0/21200.149.248.0/21200.151.0.0/16200.151.0.0/18200.151.64.0/18200.151.128.0/18200.151.192.0/18200.164.0.0/16200.164.0.0/18200.164.64.0/18200.164.128.0/18200.164.192.0/18200.165.0.0/20200.165.32.0/20200.165.48.0/20200.165.64.0/21200.165.72.0/21200.165.88.0/21200.165.96.0/21200.165.104.0/21200.165.120.0/21200.165.128.0/21200.165.136.0/21200.165.144.0/21200.165.160.0/21200.165.168.0/21200.165.176.0/21200.165.200.0/21200.165.208.0/20200.165.240.0/20200.187.128.0/19200.195.0.0/17200.195.0.0/18200.195.64.0/18200.199.0.0/17200.199.0.0/18200.199.64.0/18200.199.128.0/18200.202.192.0/18200.216.0.0/21200.216.8.0/21200.216.16.0/21200.216.24.0/21200.216.32.0/21200.216.48.0/21200.216.56.0/21200.216.64.0/18200.216.128.0/18200.216.192.0/18200.217.0.0/18200.217.64.0/20200.217.80.0/20200.217.120.0/21200.217.128.0/18200.217.192.0/18200.222.0.0/18200.222.64.0/18200.222.128.0/20200.222.144.0/20200.222.200.0/21200.222.208.0/20200.222.240.0/21200.223.0.0/16200.223.0.0/18200.223.64.0/18200.223.128.0/18200.223.192.0/18201.4.80.0/20201.8.48.0/21201.18.0.0/18201.18.64.0/18201.18.128.0/21201.18.136.0/21201.18.144.0/21201.18.152.0/21201.18.160.0/21201.18.168.0/21201.18.184.0/21201.18.224.0/20201.18.240.0/20201.32.16.0/21201.32.24.0/21201.32.32.0/21201.32.40.0/21201.32.48.0/21201.32.56.0/21201.32.64.0/21201.32.72.0/21201.32.80.0/21201.32.88.0/21201.32.96.0/21201.32.112.0/21201.32.120.0/21201.32.160.0/20201.32.176.0/20201.32.192.0/18201.50.80.0/21201.51.32.0/21201.58.64.0/20201.58.80.0/20201.58.192.0/20201.58.208.0/20201.59.0.0/21201.59.8.0/21201.59.16.0/21201.59.24.0/21201.59.32.0/21201.59.40.0/21201.59.56.0/21201.59.64.0/18201.59.128.0/18201.59.192.0/18201.78.160.0/21201.78.200.0/21201.78.208.0/20
IPv6 (2)
2804:13c::/322804:d40::/28

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS7738 is reached through

The AS just before AS7738 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS52320 AS52320 60
ASPA

Provider authorization

AS7738 publishes no ASPA of its own. 1 AS name it as a provider in theirs. Check a path.

The 1 ASes that name AS7738 as a provider
AS266020 AS266020
IRR

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RADBVtalMAINT-AS8167

Route objects with origin AS7738: RADB 311

as-sets that list AS7738 (89)first 40 shown
AS-62663-BGP-CUSTOMERSAS-7738-BGP-CUSTOMERSAS-7738_CUSTOMERSAS-8167-BGP-CUSTOMERSAS-8167-PEERING-NATIONALAS-8167-TRANSITAS-8167_CUSTOMERSAS-AS10429-CLIENTESAS-ATRATO:AS-PEERSAS-CTBC-TOOLS-7AS-GBLXAS-HURRICANEAS-HURRICANEV6AS-IXBR-BAAS-IXBR-CEAS-IXBR-IPV6-BAAS-IXBR-IPV6-MGAS-IXBR-IPV6-NATAS-IXBR-IPV6-RJAS-IXBR-IPV6-SPAS-IXBR-MAOAS-IXBR-MGAS-IXBR-NATAS-IXBR-RJAS-IXBR-SPAS-IXBR-TRANSIT4-BAAS-IXBR-TRANSIT4-RJAS-IXBR-TRANSIT4-SPAS-IXBR-TRANSIT6-RJAS-IXBR-TRANSIT6-SPAS-KPNAS-LEVEL3-ORIGINS-EUAS-LEVEL3-ORIGINS-NAAS-LUMEN-CUSTOMERS-ASNSAS-MFNXAS-MOB-CUSTOMER-AS61832AS-OINETBRAS-PTTMETRO-ATM4-MGAS-PTTMETRO-ATM4-NATAS-PTTMETRO-BA
Tools

Check AS7738 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup