$ query “AS45899” --type=asn → 1 result(s)

AS45899 · VNPT-AS-VN

VNPT Corp

AS45899 belongs to VNPT Corp and is a major transit provider, established in Vietnam. The system announces an impressive 7.7 million IPv4 addresses, including a /11, and supports IPv6. The bulk of its IP address space is in Vietnam, with additional presence in the United States. This AS has recently updated its prefix announcements.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #2 in Vietnam — Top 10 by reach within country

Basic Information

Country
🇻🇳 Vietnam
Category
Internet Service Provider
Network Role
Major Transit
Data Origin
Authoritative — Metadata from authoritative RIR registry (ARIN, RIPE, APNIC, etc.)
Last Changed
March 04, 2026
Last Seen
June 22, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
3 395 / 99
IPv6 Prefixes (raw / aggregated)
335 / 3
IPv4 Addresses
7 652 864
Largest IPv4 Prefix
/11 (2 097 152 addresses)
Largest IPv6 Prefix
/31
Geolocated Countries
🇻🇳 Vietnam (12 217 600 IPs), 🇺🇸 United States (4 352 IPs)
Prefix Changed
June 19, 2026

Reputation

Reputation
Good — 341 flagged IPs out of 7 652 864 total (0.00%)
Open Proxies
16 known open proxies in this network

Connectivity Summary

Upstream Providers
9 upstreams providing transit
Peers
178 networks exchanging traffic without transit
Downstream Customers
125 downstreams buying transit
Unclassified
11 unclassified BGP neighbors
Degree
323 unique BGP neighbors
Reach
11 874 networks in customer cone

Upstream Providers (9)

Prefix Lists

IPv4 Prefixes (3 395 total)

  • 14.160.0.0/11 (2 097 152 addresses (/11 prefix))
  • 113.160.0.0/11 (2 097 152 addresses (/11 prefix))
  • 14.240.0.0/12 (1 048 576 addresses (/12 prefix))
  • 123.16.0.0/13 (524 288 addresses (/13 prefix))
  • 14.232.0.0/13 (524 288 addresses (/13 prefix))
  • 123.24.0.0/14 (262 144 addresses (/14 prefix))
  • 14.228.0.0/14 (262 144 addresses (/14 prefix))
  • 222.252.0.0/14 (262 144 addresses (/14 prefix))
  • 123.28.0.0/15 (131 072 addresses (/15 prefix))
  • 14.226.0.0/15 (131 072 addresses (/15 prefix))
  • 14.224.0.0/16 (65 536 addresses (/16 prefix))
  • 203.162.0.0/16 (65 536 addresses (/16 prefix))
  • 123.31.128.0/17 (32 768 addresses (/17 prefix))
  • 203.210.128.0/17 (32 768 addresses (/17 prefix))
  • 123.31.64.0/18 (16 384 addresses (/18 prefix))
  • 123.30.0.0/18 (16 384 addresses (/18 prefix))
  • 221.132.0.0/19 (8 192 addresses (/19 prefix))
  • 123.31.48.0/20 (4 096 addresses (/20 prefix))
  • 123.30.176.0/20 (4 096 addresses (/20 prefix))
  • 123.30.208.0/20 (4 096 addresses (/20 prefix))
  • 123.30.168.0/21 (2 048 addresses (/21 prefix))
  • 123.30.80.0/21 (2 048 addresses (/21 prefix))
  • 221.132.32.0/21 (2 048 addresses (/21 prefix))
  • 123.30.96.0/21 (2 048 addresses (/21 prefix))
  • 123.30.192.0/21 (2 048 addresses (/21 prefix))
  • 123.30.112.0/21 (2 048 addresses (/21 prefix))
  • 23.53.208.0/21 (2 048 addresses (/21 prefix))
  • 123.31.16.0/21 (2 048 addresses (/21 prefix))
  • 123.30.232.0/21 (2 048 addresses (/21 prefix))
  • 123.31.0.0/21 (2 048 addresses (/21 prefix))
  • 45.254.32.0/22 (1 024 addresses (/22 prefix))
  • 103.237.96.0/22 (1 024 addresses (/22 prefix))
  • 103.131.68.0/22 (1 024 addresses (/22 prefix))
  • 146.196.64.0/22 (1 024 addresses (/22 prefix))
  • 103.107.180.0/22 (1 024 addresses (/22 prefix))
  • 103.68.252.0/22 (1 024 addresses (/22 prefix))
  • 123.30.64.0/22 (1 024 addresses (/22 prefix))
  • 123.30.224.0/22 (1 024 addresses (/22 prefix))
  • 103.56.156.0/22 (1 024 addresses (/22 prefix))
  • 123.30.76.0/22 (1 024 addresses (/22 prefix))
  • 103.42.56.0/22 (1 024 addresses (/22 prefix))
  • 123.30.88.0/22 (1 024 addresses (/22 prefix))
  • 103.9.76.0/22 (1 024 addresses (/22 prefix))
  • 123.30.204.0/22 (1 024 addresses (/22 prefix))
  • 123.30.144.0/22 (1 024 addresses (/22 prefix))
  • 45.124.92.0/22 (1 024 addresses (/22 prefix))
  • 123.30.120.0/22 (1 024 addresses (/22 prefix))
  • 221.132.52.0/22 (1 024 addresses (/22 prefix))
  • 23.48.56.0/22 (1 024 addresses (/22 prefix))
  • 23.48.52.0/22 (1 024 addresses (/22 prefix))

IPv6 Prefixes (335 total)

  • 2001:ee0::/31
  • 2001:ee2::/32
  • 2001:df2:ce00::/48