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

AS45899 · VNPT-AS-VN

VNPT Corp

AS45899 is operated by VNPT Corp and serves as a major transit provider, registered in Vietnam. The system announces an impressive 7.7 million IPv4 addresses, including a /11, and supports IPv6. Most of its address space is geolocated to Vietnam, with additional presence in the United States. Prefix announcements for this AS were recently updated.

  • Top 5% — Top 5% of all autonomous systems by reach and degree
  • #3 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
April 28, 2026 (active)

Prefix Summary

IPv4 Prefixes (raw / aggregated)
3 385 / 100
IPv6 Prefixes (raw / aggregated)
336 / 3
IPv4 Addresses
7 653 120
Largest IPv4 Prefix
/11 (2 097 152 addresses)
Largest IPv6 Prefix
/31
Geolocated Countries
🇻🇳 Vietnam (12 217 856 IPs), 🇺🇸 United States (4 352 IPs)
Prefix Changed
April 26, 2026

Reputation

Reputation
Fair — 1 097 flagged IPs out of 7 653 120 total (0.01%)
Open Proxies
16 known open proxies in this network

Connectivity Summary

Upstream Providers
10 upstreams providing transit
Peers
184 networks exchanging traffic without transit
Downstream Customers
127 downstreams buying transit
Unclassified
13 unclassified BGP neighbors
Degree
334 unique BGP neighbors
Reach
6 414 networks in customer cone

Upstream Providers (10)

Prefix Lists

IPv4 Prefixes (3 385 total)

  • 113.160.0.0/11 (2 097 152 addresses (/11 prefix))
  • 14.160.0.0/11 (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))
  • 222.252.0.0/14 (262 144 addresses (/14 prefix))
  • 14.228.0.0/14 (262 144 addresses (/14 prefix))
  • 123.24.0.0/14 (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))
  • 203.210.128.0/17 (32 768 addresses (/17 prefix))
  • 123.31.128.0/17 (32 768 addresses (/17 prefix))
  • 123.30.0.0/18 (16 384 addresses (/18 prefix))
  • 123.31.64.0/18 (16 384 addresses (/18 prefix))
  • 221.132.0.0/19 (8 192 addresses (/19 prefix))
  • 123.30.176.0/20 (4 096 addresses (/20 prefix))
  • 123.31.48.0/20 (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))
  • 123.30.192.0/21 (2 048 addresses (/21 prefix))
  • 123.30.96.0/21 (2 048 addresses (/21 prefix))
  • 123.30.80.0/21 (2 048 addresses (/21 prefix))
  • 123.30.112.0/21 (2 048 addresses (/21 prefix))
  • 123.30.232.0/21 (2 048 addresses (/21 prefix))
  • 221.132.32.0/21 (2 048 addresses (/21 prefix))
  • 123.31.16.0/21 (2 048 addresses (/21 prefix))
  • 23.53.208.0/21 (2 048 addresses (/21 prefix))
  • 123.31.0.0/21 (2 048 addresses (/21 prefix))
  • 123.30.224.0/22 (1 024 addresses (/22 prefix))
  • 123.30.204.0/22 (1 024 addresses (/22 prefix))
  • 45.124.92.0/22 (1 024 addresses (/22 prefix))
  • 221.132.52.0/22 (1 024 addresses (/22 prefix))
  • 103.237.96.0/22 (1 024 addresses (/22 prefix))
  • 23.48.56.0/22 (1 024 addresses (/22 prefix))
  • 123.30.144.0/22 (1 024 addresses (/22 prefix))
  • 123.30.64.0/22 (1 024 addresses (/22 prefix))
  • 45.254.32.0/22 (1 024 addresses (/22 prefix))
  • 103.42.56.0/22 (1 024 addresses (/22 prefix))
  • 123.30.76.0/22 (1 024 addresses (/22 prefix))
  • 103.131.68.0/22 (1 024 addresses (/22 prefix))
  • 123.30.88.0/22 (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))
  • 103.9.76.0/22 (1 024 addresses (/22 prefix))
  • 103.68.252.0/22 (1 024 addresses (/22 prefix))
  • 123.30.120.0/22 (1 024 addresses (/22 prefix))
  • 103.56.156.0/22 (1 024 addresses (/22 prefix))
  • 23.48.52.0/22 (1 024 addresses (/22 prefix))
  • and 50 more

IPv6 Prefixes (336 total)

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