$ query “AS140979” --type=asn → 1 result(s)

AS140979 — UNICOM-SHFT-IDC

China Unicom

AS140979 is an enterprise access provider operated by China Unicom, established in China. The network announces a respectable 57 088 IPv4 addresses. Supports IPv6.

Basic Information

Country
🇨🇳 China
Category
Business
Network Role
Access Provider
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
March 05, 2026

Prefix Summary

IPv4 Prefixes (raw / aggregated)
189 / 59
IPv6 Prefixes (raw / aggregated)
5 / 4
IPv4 Addresses
57 088
Largest IPv4 Prefix
/19 (8 192 addresses)
Largest IPv6 Prefix
/43
Geolocated Countries
🇨🇳 CN (58 IPs), 🇦🇺 AU (1 IPs)
Prefix Changed
March 04, 2026

Reputation

Reputation
Good — 1 flagged IPs out of 57 088 total (0.00%)

Connectivity Summary

Upstream Providers
1 upstream autonomous systems providing transit
Peers
0 autonomous systems exchanging traffic without transit fees
Downstream Customers
1 downstream autonomous systems buying transit
Degree
2 unique BGP neighbors (providers + customers + peers)
Reach
1 — customer cone size measuring network influence
Degree Rank
#42 221
Reach Rank
#10 539

Upstream Providers (1)

  • AS4837 — CHINA169-BACKBONE

Prefix Lists

IPv4 Prefixes (189 total)

  • 220.196.128.0/19 (8 192 addresses)
  • 116.128.128.0/20 (4 096 addresses)
  • 116.128.160.0/20 (4 096 addresses)
  • 116.128.152.0/21 (2 048 addresses)
  • 116.128.176.0/21 (2 048 addresses)
  • 140.207.120.0/21 (2 048 addresses)
  • 140.207.176.0/21 (2 048 addresses)
  • 210.22.240.0/21 (2 048 addresses)
  • 58.246.220.0/22 (1 024 addresses)
  • 58.247.204.0/22 (1 024 addresses)
  • 58.247.212.0/22 (1 024 addresses)
  • 112.65.192.0/22 (1 024 addresses)
  • 116.128.144.0/22 (1 024 addresses)
  • 116.128.184.0/22 (1 024 addresses)
  • 140.206.160.0/22 (1 024 addresses)
  • 140.207.56.0/22 (1 024 addresses)
  • 140.207.64.0/22 (1 024 addresses)
  • 140.207.184.0/22 (1 024 addresses)
  • 220.196.196.0/22 (1 024 addresses)
  • 223.166.152.0/22 (1 024 addresses)
  • 223.166.252.0/22 (1 024 addresses)
  • 223.167.80.0/22 (1 024 addresses)
  • 223.167.152.0/22 (1 024 addresses)
  • 223.167.240.0/22 (1 024 addresses)
  • 223.167.252.0/22 (1 024 addresses)
  • 43.250.144.0/23 (512 addresses)
  • 112.64.236.0/23 (512 addresses)
  • 116.128.150.0/23 (512 addresses)
  • 140.206.164.0/23 (512 addresses)
  • 140.207.26.0/23 (512 addresses)
  • 140.207.54.0/23 (512 addresses)
  • 140.207.118.0/23 (512 addresses)
  • 140.207.128.0/23 (512 addresses)
  • 140.207.188.0/23 (512 addresses)
  • 220.196.80.0/23 (512 addresses)
  • 220.196.160.0/23 (512 addresses)
  • 220.248.42.0/23 (512 addresses)
  • 223.166.64.0/23 (512 addresses)
  • 223.166.150.0/23 (512 addresses)
  • 223.167.156.0/23 (512 addresses)
  • 223.167.222.0/23 (512 addresses)
  • 223.167.238.0/23 (512 addresses)
  • 58.246.163.0/24 (256 addresses)
  • 112.64.235.0/24 (256 addresses)
  • 116.128.148.0/24 (256 addresses)
  • 116.128.188.0/24 (256 addresses)
  • 140.206.166.0/24 (256 addresses)
  • 140.207.28.0/24 (256 addresses)
  • 140.207.68.0/24 (256 addresses)
  • 140.207.71.0/24 (256 addresses)

IPv6 Prefixes (5 total)

  • 2408:80f1:20::/43
  • 2408:870c:160::/44
  • 2408:870c:4000::/44
  • 2408:8000:9ffd::/48