ResearchRouting table, RPKI, IRR & looking glass

AS53142 Friburgo Online LTDA ME

AS53142 (AS53142) is registered to Friburgo Online LTDA ME in BR. It originates 34 prefixes in the global routing table.

33
IPv4 prefixes
1
IPv6 prefixes
16,384
IPv4 addresses
100%
RPKI valid
Registration

Who holds AS53142

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

AS number
AS53142
Handle
AS53142
Organization
Friburgo Online LTDA ME
Country
BR
ASPA
None published
Routing

What AS53142 announces

Prefixes originated by AS53142 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
33
IPv6 prefixes
1
IPv4 addresses
16,384 (64 /24s)
RPKI valid
34 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS53142
4
With an IRR route object
15 44%
Prefixes

Announced prefixes

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

IPv4 (33)
177.54.112.0/20177.54.112.0/21177.54.112.0/22177.54.114.0/24177.54.116.0/22177.54.120.0/21177.54.120.0/22177.54.124.0/22186.194.192.0/20186.194.192.0/21186.194.192.0/22186.194.196.0/22186.194.200.0/21186.194.200.0/22186.194.203.0/24186.194.204.0/22186.194.204.0/24186.194.205.0/24191.240.224.0/19191.240.224.0/21191.240.224.0/22191.240.228.0/22191.240.232.0/21191.240.232.0/22191.240.236.0/22191.240.240.0/21191.240.240.0/22191.240.244.0/22191.240.248.0/21191.240.248.0/22191.240.252.0/22191.240.254.0/24191.240.255.0/24
IPv6 (1)
2804:1124::/32

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS53142 is reached through

The AS just before AS53142 in the paths our looking glass collectors hold, for 34 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS6939 HURRICANE 28AS53181 AS53181 6AS28260 AS28260 3AS263009 AS263009 2
IRR

Routing registry objects

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

Sourceas-nameMaintained by
TCUNSPECIFIEDMAINT-AS53142

Route objects with origin AS53142: RADB 18 · TC 1

as-sets that list AS53142 (31)
AS-263009-FORTE-TCMAS-267613AS-28260AS-53427-TGLOBALAS-53427-TGNAS-ALTAREDEAS-CTBC-CUSTOMERS102AS-CTBC-TOOLS-1AS-DURAND1-CUSTOMERAS-EMBRATELNETAS-FORTE-TELECOM-CUSTOMER-TRIALAS-FORTEL-CUSTOMERSAS-HUGENET-CUSTOMERSAS-HURRICANEV6AS-IXBR-ATM4-RJAS-IXBR-IPV6-RJAS-IXBR-LG4-RJAS-IXBR-RJAS-IXBR-TRANSIT4-RJAS-K2TELECOM-COSTUMERSAS-MOB-CUSTOMER-AS61832AS-PTTMETRO-ATM4-SPAS-PTTMETRO-SPAS-ROCKETNETWORK-TOOLS-2AS-SB-AUTOMATION-CUSTOMERAS-TRANSROUTE-SPECAS-UFINET-LATAM-BRASILAS264409:AS-CONEAS3491:AS-CUSTOMERS-NAAS53013:AS-CONEAS61595:AS-DOWNSTREANS
Tools

Check AS53142 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup