Country
—
ASN LANDING PAGE
AS135905
VNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP
Last updated · Apr 4, 2026
Total prefixes
381
IPv4 prefixes
332
IPv6 prefixes
49
ASN summary
How to read the scale of AS135905
VNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP currently shows 381 prefixes and 41 upstream, downstream, or peer relationships. Larger prefix inventories often indicate broader network footprint, but they should still be read together with country and peering context.
When is an ASN page most useful?
ASN landing pages are more useful than a single IP page when you want cloud provider attribution, routing research, infrastructure comparison, or network topology analysis at the organization level.
How should you read the country, organization, and role of AS135905?
VNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP is currently associated with an unknown region. Country data is only a starting point; the more important signals are the organization name, website, prefix volume, and peering relationships that reveal whether the network behaves like a cloud platform, ISP, CDN, or enterprise backbone.
What should you inspect next after the AS135905 page?
This page is currently showing live ASN data that can be used for peer, prefix, and network scale analysis. The most useful next step is usually to return to a related IP landing page, then compare that concrete address with this ASN profile and with broader topic pages for routing, cloud attribution, or WHOIS ownership analysis.
Search intents this ASN page helps cover
AS135905 ASN lookupAS135905 BGPAS135905 peersAS135905 prefixesAS135905 upstreamsVNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP ASN
Upstreams
Detailed data for this ASN is not available right now.
Downstreams
AS152992
AS152992
—
AS135928
AS135928
—
AS21859
AS21859
—
AS56153
AS56153
—
AS149145
AS149145
—
AS150861
AS150861
—
AS139057
AS139057
—
AS63735
AS63735
—
AS150838
AS150838
—
AS45538
AS45538
—
AS131374
AS131374
—
AS150864
AS150864
—
AS154491
AS154491
—
AS149129
AS149129
—
AS152966
AS152966
—
AS149068
AS149068
—
AS149089
AS149089
—
AS54994
AS54994
—
AS7643
AS7643
—
AS135918
AS135918
—
AS63737
AS63737
—
AS131418
AS131418
—
AS135932
AS135932
—
AS152933
AS152933
—
AS56146
AS56146
—
AS131425
AS131425
—
AS135920
AS135920
—
AS151866
AS151866
—
AS63766
AS63766
—
AS135988
AS135988
—
AS135998
AS135998
—
AS140825
AS140825
—
AS151855
AS151855
—
AS150911
AS150911
—
AS63739
AS63739
—
AS135990
AS135990
—
AS140806
AS140806
—
AS131423
AS131423
—
AS131386
AS131386
—
AS135338
AS135338
—
Peers
Prefix inventory
| Prefix | Name | Country |
|---|---|---|
| 103.109.40.0/22 | AS135905 | — |
| 103.11.198.0/23 | AS135905 | — |
| 103.114.104.0/22 | AS135905 | — |
| 103.125.188.0/22 | AS135905 | — |
| 103.125.192.0/22 | AS135905 | — |
| 103.133.104.0/22 | AS135905 | — |
| 103.133.108.0/22 | AS135905 | — |
| 103.137.184.0/23 | AS135905 | — |
| 103.138.108.0/23 | AS135905 | — |
| 103.138.88.0/23 | AS135905 | — |
| 103.139.202.0/23 | AS135905 | — |
| 103.139.44.0/23 | AS135905 | — |
| 103.141.136.0/22 | AS135905 | — |
| 103.145.0.0/23 | AS135905 | — |
| 103.145.252.0/22 | AS135905 | — |
| 103.145.4.0/24 | AS135905 | — |
| 103.145.5.0/24 | AS135905 | — |
| 103.147.184.0/23 | AS135905 | — |
| 103.147.34.0/23 | AS135905 | — |
| 103.147.34.0/24 | AS135905 | — |
| 103.147.35.0/24 | AS135905 | — |
| 103.149.12.0/23 | AS135905 | — |
| 103.149.250.0/23 | AS135905 | — |
| 103.149.98.0/24 | AS135905 | — |
| 103.149.99.0/24 | AS135905 | — |
| 103.150.241.0/24 | AS135905 | — |
| 103.151.122.0/23 | AS135905 | — |
| 103.151.124.0/23 | AS135905 | — |
| 103.151.240.0/24 | AS135905 | — |
| 103.151.241.0/24 | AS135905 | — |
| 103.151.244.0/23 | AS135905 | — |
| 103.152.50.0/23 | AS135905 | — |
| 103.153.254.0/23 | AS135905 | — |
| 103.153.72.0/23 | AS135905 | — |
| 103.153.74.0/23 | AS135905 | — |
| 103.153.76.0/23 | AS135905 | — |
| 103.153.78.0/23 | AS135905 | — |
| 103.154.62.0/23 | AS135905 | — |
| 103.155.228.0/23 | AS135905 | — |
| 103.156.90.0/23 | AS135905 | — |
Related ASN pages
AS15169 · Google
A strong reference ASN for Google DNS, Google Cloud, and global network footprint analysis.
AS13335 · Cloudflare
Useful for analyzing CDN, Anycast, WAF, and large-scale edge network behavior.
AS8075 · Microsoft
Helpful when comparing Azure, enterprise backbone, and large-cloud routing patterns.
AS16509 · Amazon
A useful ASN landing page for understanding AWS and large cloud-network ownership.
Related lookups and next steps
WHOIS vs ASN Ownership Guide
Continue from this ASN into the differences between WHOIS ownership and ASN ownership.
Routing Troubleshooting and Network Analysis
Continue from this ASN into route troubleshooting and network analysis.
Cloud Network and ASN Comparison
Useful when you want to compare this ASN against larger cloud and edge networks.
WHOIS and IP Ownership Guide
Continue from the ASN page into WHOIS and ownership verification.
Frequently asked questions about this ASN page
What does AS135905 represent?
AS135905 is an autonomous system number used to identify an independently operated network. The current page associates it with VNPT-AS-VN VIETNAM POSTS AND TELECOMMUNICATIONS GROUP in an unknown region, which helps determine whether it behaves like a cloud provider, ISP, CDN, or enterprise backbone.
What are peers, upstreams, and prefixes useful for on the AS135905 page?
They help explain the scale, interconnection depth, and route structure of AS135905. Richer peering and upstream data often indicate broader network reach, but they should still be interpreted together with prefixes and related IP landing pages.
What should you do after reviewing AS135905?
The best next step is usually to return to a concrete IP landing page to see how a specific address maps into AS135905, then continue into cloud, WHOIS, or routing topic pages to understand the network in a broader context.
Related topics
WHOIS vs ASN Ownership Guide
Understand why WHOIS ownership and ASN ownership can differ, and how to combine both when deciding who really owns or operates an IP.
WHOIS and IP Ownership Guide
Use WHOIS, ASN, prefixes, and organization data to determine who ultimately owns an IP, range, or resolved domain target.
BGP and ASN Basics Guide
Learn what ASN, BGP routes, prefixes, upstreams, downstreams, and peers mean, then explore real ASN pages.
Cloud Network and ASN Comparison
Compare large cloud and edge networks such as Google, Cloudflare, Microsoft, and Amazon through their ASN landing pages.