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AS132536China Telecom

ChinaRegistryAPNIC

As of 11th November 2026, AS132536 (China Telecom), a network registered in China with APNIC, originates 20 IPv4 prefixes covering 6.4k addresses and 4 IPv6 prefixes. By IPv4 address space that makes it the 13,912th-largest of the 80,747 networks we see originating IPv4, and the 285th-largest of 617 in China. It is seen behind 1 upstream network, most often AS17638 (China Telecom Tianjin Province Network). 92% of its announcements have 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

20

IPv6 prefixes

4

IPv4 addresses

6.4k

IPv6 /64s

262k

Upstream graph

The networks AS132536 is seen behind, one and two hops out, drawn from real AS paths.

AS132536Toward the internet core
Upstream graph for AS132536: 2 neighbouring networks observed beyond it across 2 levels. The same networks are listed in the tables below.AS132536China TelecomThis networkAS17638China Telecom Tia…AS4134China Telecom Bac…

Networks observed one and two hops upstream of AS132536 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

2

adjacent networks

Upstreams
150%
Peers
150%
Downstreams
00%

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

Upstreams of AS132536
NetworkCountryRelationshipPathsVantage pts
AS17638China Telecom Tianjin Province NetworkCNPeer1,759136

Prefixes

The largest blocks AS132536 originates, widest first.

Largest prefixes originated by AS132536
PrefixAddressesVisibility
42.122.16.0/221k76/76
42.122.20.0/2351276/76
123.150.228.0/2351276/76
42.122.22.0/2425676/76
42.122.23.0/2425676/76
42.122.194.0/2425676/76
42.122.196.0/2425676/76
43.225.255.0/2425676/76
103.116.139.0/2425676/76
123.151.20.0/2425675/76

Routing health

How AS132536'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

  • Valid91.7%22
  • Invalid0.0%0
  • No ROA8.3%2

Propagation

  • Globally propagated90% of full-feed peers or more100.0%24
  • Partially propagated40% to 90%0.0%0
  • Seen by few peersUnder 40%0.0%0

Prefix sizes

IPv4 — 20 prefixes

IPv6 — 4 prefixes

  • /4865.5k × /64100.0%4

Recent changes

Announcements that started or stopped since 12th Oct 2026.

No announcement by AS132536 started or stopped in this period.

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