AS131423
Branch of Long Van System Solution JSC - Hanoi
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Trust score 65 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 42.96.16.0/21 | 2.0K |
0.3%
|
Branch of Long Van System Solution JSC - Hanoi | VN | — | — |
| 45.119.212.0/22 | 1.0K |
3.6%
|
Branch of Long Van System Solution JSC - Hanoi | VN | — | — |
| 103.2.224.0/22 | 1.0K |
0.2%
|
Branch of Long Van System Solution JSC - Hanoi | VN | — | — |
| 103.48.84.0/22 | 1.0K |
0.1%
|
Branch of Long Van System Solution JSC - Hanoi | VN | — | — |
| 103.48.192.0/22 | 1.0K |
4.0%
|
Branch of Long Van System Solution JSC - Hanoi | VN | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS131423 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 42.96.17.0/24 | 74,220 | 2026-07-24 20:28:07 |
| 103.48.193.0/24 | 70,741 | 2026-07-24 20:28:07 |
| 103.48.194.0/24 | 70,741 | 2026-07-24 20:28:07 |
| 103.48.195.0/24 | 70,611 | 2026-07-24 20:28:07 |
| 42.96.16.0/22 | 69,938 | 2026-07-24 20:28:23 |
| 42.96.16.0/24 | 69,036 | 2026-07-24 20:28:07 |
| 45.119.212.0/24 | 68,891 | 2026-07-24 20:28:07 |
| 45.119.213.0/24 | 68,829 | 2026-07-24 20:28:07 |
| 45.119.214.0/24 | 68,613 | 2026-07-24 20:28:07 |
| 42.96.19.0/24 | 68,294 | 2026-07-24 20:28:07 |
| 42.96.18.0/24 | 67,968 | 2026-07-24 20:28:07 |
| 45.119.215.0/24 | 67,909 | 2026-07-24 20:28:07 |
| 45.119.212.0/22 | 67,040 | 2026-07-24 20:28:07 |
| 103.48.84.0/24 | 66,664 | 2026-07-24 20:28:07 |
| 42.96.23.0/24 | 66,075 | 2026-07-24 20:28:28 |
| 42.96.22.0/24 | 66,074 | 2026-07-24 20:28:28 |
| 42.96.22.0/23 | 64,442 | 2026-07-24 20:28:28 |
| 103.48.85.0/24 | 64,389 | 2026-07-24 20:28:07 |
| 103.48.192.0/22 | 63,071 | 2026-07-24 20:28:07 |
| 103.48.84.0/22 | 60,878 | 2026-07-24 20:28:07 |
| 42.96.20.0/23 | 60,851 | 2026-07-24 20:28:23 |
| 103.2.224.0/22 | 52,025 | 2026-07-24 20:37:30 |
| 103.48.87.0/24 | 5,107 | 2026-05-24 09:53:06 |
| 103.48.86.0/24 | 4,352 | 2026-05-24 11:03:28 |
| 103.48.192.0/24 | 2,023 | 2026-07-24 20:28:07 |
| 42.96.17.97/32 | 106 | 2026-07-08 09:11:13 |
| 42.96.19.169/32 | 73 | 2026-07-09 08:09:12 |
| 103.48.84.38/32 | 67 | 2026-05-22 14:03:25 |
| 103.48.84.200/32 | 58 | 2026-07-23 16:12:31 |
| 42.96.23.4/32 | 52 | 2026-07-24 08:25:36 |
| 103.2.224.3/32 | 50 | 2026-07-22 14:13:17 |
| 45.119.215.11/32 | 49 | 2026-07-08 08:57:30 |
| 103.48.84.222/32 | 48 | 2026-07-24 08:25:35 |
| 103.48.193.151/32 | 48 | 2026-07-24 08:25:36 |
| 103.48.194.144/32 | 47 | 2026-07-24 08:25:30 |
| 42.96.18.48/32 | 42 | 2026-07-10 21:42:10 |
| 42.96.16.158/32 | 42 | 2026-07-10 21:42:10 |
| 103.2.226.4/32 | 41 | 2026-07-24 08:25:35 |
| 103.48.195.50/32 | 40 | 2026-07-24 08:25:35 |
| 103.2.225.235/32 | 40 | 2026-07-24 08:25:36 |
| 103.2.225.144/32 | 40 | 2026-07-24 08:25:32 |
| 103.2.225.250/32 | 40 | 2026-07-24 08:25:29 |
| 42.96.16.149/32 | 40 | 2026-07-10 21:42:10 |
| 103.48.84.121/32 | 40 | 2026-07-24 08:25:32 |
| 103.2.224.242/32 | 40 | 2026-07-24 08:25:33 |
| 103.48.194.105/32 | 40 | 2026-07-24 08:25:36 |
| 103.48.192.47/32 | 40 | 2026-07-24 08:25:33 |
| 103.48.84.119/32 | 40 | 2026-07-24 08:25:29 |
| 45.119.215.172/32 | 40 | 2026-07-19 02:46:19 |
| 103.48.194.30/32 | 40 | 2026-07-24 08:25:30 |
Showing top 50 of 138 announced prefixes by sample volume.
Frequently Asked Questions
What is AS131423?
AS131423 is an Autonomous System Number assigned to Branch of Long Van System Solution JSC - Hanoi. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS131423 announce?
AS131423 announces 6.1K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in Vietnam.
Who operates AS131423?
AS131423 is operated by Branch of Long Van System Solution JSC - Hanoi. The organization is based in Vietnam. You can view all IP ranges and related ASNs on the organization page.
What country is AS131423 registered in?
AS131423 is registered in Vietnam. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
