$ query “AS4134” --type=asn → 1 result(s)

AS4134 · CHINANET-BACKBONE

China Telecom

AS4134 is operated by China Telecom and serves as a major transit provider, registered in China since 2018. The system announces a whopping 110.7 million IPv4 addresses (2.99% of routable IPv4 space), including a /10, and supports IPv6. Its primary geographic footprint is in China, with additional presence in Australia and Hong Kong SAR China, and smaller footprints in 8 additional countries. Prefix announcements for this AS were recently updated.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • Space Overlord — Over 10 million IPv4 addresses
  • #1 in China — Top 10 by reach within country

Basic Information

Country
🇨🇳 China
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Overlaid — Community-contributed metadata overlay applied
Registered
May 25, 2018
Last Changed
May 10, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
2 266 / 398
IPv6 Prefixes (raw / aggregated)
627 / 24
IPv4 Addresses
110 700 032
Largest IPv4 Prefix
/10 (4 194 304 addresses)
Largest IPv6 Prefix
/20
Geolocated Countries
🇨🇳 China (194 938 176 IPs), 🇦🇺 Australia (1 273 856 IPs), 🇭🇰 Hong Kong SAR China (3 344 IPs) and 8 more
Prefix Changed
June 23, 2026

Reputation

Reputation
Fair — 3 483 flagged IPs out of 110 700 032 total (0.00%)
Open Proxies
27 known open proxies in this network

Connectivity Summary

Upstream Providers
6 upstreams providing transit
Peers
147 networks exchanging traffic without transit
Downstream Customers
146 downstreams buying transit
Unclassified
17 unclassified BGP neighbors
Degree
316 unique BGP neighbors
Reach
13 404 networks in customer cone

Upstream Providers (6)

  • AS174 — COGENT (Tier-1 transit)
  • AS3356 — LEVEL3 (Tier-1 transit)
  • AS3257 — GTT-BACKBONE (Tier-1 transit)
  • AS701 — UUNET (Tier-1 transit)
  • AS23764 — CTGNET
  • AS17676 — GIGAINFRA

Prefix Lists

IPv4 Prefixes (2 266 total)

  • 113.64.0.0/10 (4 194 304 addresses (/10 prefix))
  • 183.0.0.0/10 (4 194 304 addresses (/10 prefix))
  • 183.128.0.0/11 (2 097 152 addresses (/11 prefix))
  • 115.192.0.0/11 (2 097 152 addresses (/11 prefix))
  • 125.64.0.0/11 (2 097 152 addresses (/11 prefix))
  • 60.160.0.0/11 (2 097 152 addresses (/11 prefix))
  • 180.96.0.0/11 (2 097 152 addresses (/11 prefix))
  • 49.64.0.0/11 (2 097 152 addresses (/11 prefix))
  • 58.208.0.0/12 (1 048 576 addresses (/12 prefix))
  • 182.32.0.0/12 (1 048 576 addresses (/12 prefix))
  • 222.208.0.0/12 (1 048 576 addresses (/12 prefix))
  • 14.144.0.0/12 (1 048 576 addresses (/12 prefix))
  • 14.208.0.0/12 (1 048 576 addresses (/12 prefix))
  • 27.16.0.0/12 (1 048 576 addresses (/12 prefix))
  • 222.176.0.0/12 (1 048 576 addresses (/12 prefix))
  • 110.176.0.0/12 (1 048 576 addresses (/12 prefix))
  • 114.224.0.0/12 (1 048 576 addresses (/12 prefix))
  • 223.144.0.0/12 (1 048 576 addresses (/12 prefix))
  • 222.80.0.0/12 (1 048 576 addresses (/12 prefix))
  • 115.224.0.0/12 (1 048 576 addresses (/12 prefix))
  • 116.16.0.0/12 (1 048 576 addresses (/12 prefix))
  • 36.16.0.0/12 (1 048 576 addresses (/12 prefix))
  • 117.80.0.0/12 (1 048 576 addresses (/12 prefix))
  • 220.160.0.0/12 (1 048 576 addresses (/12 prefix))
  • 175.0.0.0/12 (1 048 576 addresses (/12 prefix))
  • 119.128.0.0/12 (1 048 576 addresses (/12 prefix))
  • 121.224.0.0/12 (1 048 576 addresses (/12 prefix))
  • 122.224.0.0/12 (1 048 576 addresses (/12 prefix))
  • 14.112.0.0/12 (1 048 576 addresses (/12 prefix))
  • 123.160.0.0/12 (1 048 576 addresses (/12 prefix))
  • 124.224.0.0/12 (1 048 576 addresses (/12 prefix))
  • 125.112.0.0/12 (1 048 576 addresses (/12 prefix))
  • 171.208.0.0/12 (1 048 576 addresses (/12 prefix))
  • 14.16.0.0/12 (1 048 576 addresses (/12 prefix))
  • 59.48.0.0/12 (1 048 576 addresses (/12 prefix))
  • 58.48.0.0/12 (1 048 576 addresses (/12 prefix))
  • 182.128.0.0/12 (1 048 576 addresses (/12 prefix))
  • 182.96.0.0/12 (1 048 576 addresses (/12 prefix))
  • 183.160.0.0/13 (524 288 addresses (/13 prefix))
  • 121.8.0.0/13 (524 288 addresses (/13 prefix))
  • 222.240.0.0/13 (524 288 addresses (/13 prefix))
  • 180.136.0.0/13 (524 288 addresses (/13 prefix))
  • 182.144.0.0/13 (524 288 addresses (/13 prefix))
  • 1.192.0.0/13 (524 288 addresses (/13 prefix))
  • 106.80.0.0/13 (524 288 addresses (/13 prefix))
  • 59.32.0.0/13 (524 288 addresses (/13 prefix))
  • 36.56.0.0/13 (524 288 addresses (/13 prefix))
  • 182.200.0.0/13 (524 288 addresses (/13 prefix))
  • 182.240.0.0/13 (524 288 addresses (/13 prefix))
  • 171.104.0.0/13 (524 288 addresses (/13 prefix))

IPv6 Prefixes (627 total)

  • 240e::/20
  • 2a04:f580:8210::/47
  • 2a04:f580:8010::/47
  • 2605:9d80:8041::/48
  • 2400:9380:8021::/48
  • 2400:9380:8201::/48
  • 2400:9380:8301::/48
  • 2400:9380:8040::/48
  • 2605:9d80:8001::/48
  • 2605:9d80:8011::/48
  • 2605:9d80:8021::/48
  • 2605:9d80:8031::/48
  • 2400:9380:8001::/48
  • 2605:9d80:8081::/48
  • 2400:9380:8140::/48
  • 2a04:f580:8090::/48
  • 2400:9380:8003::/48
  • 2a04:f580:8290::/48
  • 2c0f:f7a8:8011::/48
  • 2c0f:f7a8:8050::/48
  • 2c0f:f7a8:805f::/48
  • 2c0f:f7a8:8150::/48
  • 2c0f:f7a8:815f::/48
  • 2c0f:f7a8:8211::/48