subnet.im

AS133989SBR Telecom Pvt. Ltd

IndiaRegistryAPNIC

As of 26th September 2026, AS133989 (SBR Telecom Pvt. Ltd), a network registered in India with APNIC, originates 12 IPv4 prefixes covering 4.1k addresses and 1 IPv6 prefix. By IPv4 address space that makes it the 17,073rd-largest of the 79,516 networks we see originating IPv4, and the 293rd-largest of 2,922 in India. It is seen behind 2 upstream networks, most often AS9583 (Sify Limited) and AS9498 (Bharti Airtel Ltd.), and in front of 12 downstream networks. Every one of its announcements has a valid RPKI ROA, and none are RPKI-invalid. 100% of its routes reach at least 90% of full-feed peers.

At a glance

IPv4 prefixes

12

IPv6 prefixes

1

IPv4 addresses

4.1k

IPv6 /64s

65.5k

Upstream graph

The networks AS133989 is seen behind, one and two hops out, drawn from real AS paths.

AS133989Toward the internet core
Upstream graph for AS133989: 6 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS133989SBR Telecom Pvt. …This networkAS9498Bharti Airtel Ltd.AS9583Sify LimitedAS3491PCCW Global (HK) …AS32590Valve CorporationAS6453TATA Communicatio…AS55836Reliance Jio Info…

Networks observed one and two hops upstream of AS133989 in real AS paths. A thicker line means more vantage points saw that adjacency, so weight tracks how well attested it is — not how much traffic it carries. Adjacency is an observation; whether it is a transit purchase or a settlement-free peering is an inference, and is labelled as one wherever we show it.

Neighbouring networks

28

adjacent networks

Upstreams
27%
Peers
1450%
Downstreams
1243%

Networks carrying this one's traffic toward the rest of the internet.

Upstreams of AS133989
NetworkCountryRelationshipPathsVantage pts
AS9583Sify LimitedINPeer1,69483
AS9498Bharti Airtel Ltd.INPeer1,234143

Prefixes

The largest blocks AS133989 originates, widest first.

Largest prefixes originated by AS133989
PrefixAddressesVisibility
103.101.100.0/221k81/81
103.110.6.0/2351281/81
103.55.104.0/2425681/81
103.55.105.0/2425681/81
103.55.106.0/2425681/81
103.55.107.0/2425681/81
103.84.202.0/2425681/81
103.84.203.0/2425681/81
111.223.0.0/2425681/81
111.223.1.0/2425681/81

Routing health

How AS133989's own announcements validate against RPKI and how far they propagate. The same measures for the whole routing table are on the routing table in numbers.

RPKI origin validation

  • Valid100.0%13
  • Invalid0.0%0
  • No ROA0.0%0

Propagation

  • Globally propagated90% of full-feed peers or more100.0%13
  • Partially propagated40% to 90%0.0%0
  • Seen by few peersUnder 40%0.0%0

Prefix sizes

IPv4 — 12 prefixes

IPv6 — 1 prefixes

  • /4865.5k × /64100.0%1

Recent changes

Announcements that started or stopped since 28th Aug 2026.

No announcement by AS133989 started or stopped in this period.

Routing data derived from RouteViews MRT archives, BGPKIT relationship inference and public registry data.