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Network

AS28209

Brazil

Under Servicos de Internet Ltda

Under Servicos de Internet Ltda announces 39 IPv4 prefixes (20.5K addresses) and 7 IPv6 prefixes from Brazil. 96% of them are covered by valid RPKI records.

Prefixes

39 · 7

IPv4 · IPv6

Address space

20.5K

IPv4 addresses · 69.6K IPv6 /48s

RPKI

96% valid

0 invalid · 2 without a record

Peering

Open

1 exchange · 1 facility

Where it is

1 facility with known locations

Details

Network

Name
Under Servicos de Internet Ltda
Type
Content
Country
BrazilBrazil
Website
under.com.br
UsersCloudflare Radar's estimate of people who reach the internet through this network.
About 3.2K

Connectivity

Cloudflare Radar
UpstreamsNetworks this one buys transit from.
Lumen AS3356Megatelecom TelecomunicacoesHuge Networks / Grupo YAX
PeersNetworks it exchanges traffic with directly, without paying either way.
45
CustomersNetworks that buy transit from it.
3
AS-SETThe routing registry object that lists this network's customers, used to build route filters.
ALTDB::AS-UNDER

Routing security

ASPAAn RPKI record listing the only networks allowed to be its upstream providers, so routers can reject leaked or forged paths.
Not published
RPKI coverageShare of its announcements that a signed record (ROA) authorizes.
44 of 46 valid
IncidentsPossible BGP hijacks (high-confidence detections) and route leaks involving this network in the last 30 days, from Cloudflare Radar.
None in 30 days

AS28209 on Cloudflare Radar →PeeringDB →

Largest prefixes

46 announcements in all

IPv4

39
  1. 177.70.0.0/19RPKI valid
  2. 177.70.0.0/20RPKI valid
  3. 177.70.16.0/20RPKI valid
  4. 189.113.0.0/20RPKI valid
  5. 189.113.0.0/21RPKI valid
  6. 189.113.8.0/21RPKI valid
  7. 177.70.0.0/22RPKI valid
  8. 177.70.4.0/22RPKI valid
  9. 177.70.8.0/22RPKI valid
  10. 177.70.12.0/22RPKI valid
  11. 177.70.20.0/22RPKI valid
  12. 177.70.24.0/22RPKI valid
  13. 177.70.28.0/22RPKI valid
  14. 179.127.0.0/22RPKI valid
  15. 179.127.4.0/22RPKI valid
  16. 179.127.16.0/22RPKI valid
  17. 179.127.20.0/22RPKI valid
  18. 179.127.24.0/22RPKI valid
  19. 179.127.28.0/22RPKI valid
  20. 189.113.0.0/22RPKI valid
  21. 189.113.4.0/22RPKI valid
  22. 189.113.8.0/22RPKI valid
  23. 189.113.12.0/22RPKI valid
  24. 177.70.4.0/23RPKI valid

Internet exchanges

By port speed

  1. IX.br (PTT.br) São PauloBrazilSão Paulo/SP240 Gbps