AS400662
Dobson Technologies - Transport and Telecom Solutions, LLC
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
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Present at 1 internet exchange: DE-CIX Dallas: DE-CIX Dallas Peering LAN
Top CIDR ranges
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS400662 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 |
|---|---|---|
| 57.138.228.0/23 | 44,631 | 2026-11-12 19:58:00 |
| 57.138.216.0/22 | 44,623 | 2026-11-12 19:58:00 |
| 57.138.212.0/22 | 44,570 | 2026-11-12 19:58:00 |
| 57.138.226.0/23 | 44,557 | 2026-11-12 19:58:00 |
| 57.138.220.0/23 | 44,549 | 2026-11-12 19:58:00 |
| 57.138.53.0/24 | 44,393 | 2026-11-12 19:58:00 |
| 57.138.230.0/23 | 44,269 | 2026-11-12 19:58:00 |
| 57.138.232.0/24 | 44,262 | 2026-11-12 19:58:00 |
| 57.138.194.0/24 | 43,188 | 2026-11-12 19:58:00 |
| 57.138.193.0/24 | 43,157 | 2026-11-12 19:58:00 |
| 57.138.195.0/24 | 42,987 | 2026-11-12 19:58:00 |
| 57.138.204.0/24 | 42,948 | 2026-11-12 19:58:00 |
| 57.138.133.0/24 | 42,806 | 2026-11-12 19:58:00 |
| 57.138.187.0/24 | 41,774 | 2026-11-12 19:58:00 |
| 57.138.188.0/24 | 41,739 | 2026-11-12 19:58:00 |
| 57.138.28.0/23 | 41,688 | 2026-11-12 19:58:00 |
| 57.138.138.0/24 | 41,650 | 2026-11-12 19:58:00 |
| 57.138.142.0/24 | 41,590 | 2026-11-12 19:58:00 |
| 57.138.186.0/24 | 41,588 | 2026-11-12 19:58:00 |
| 57.138.147.0/24 | 41,574 | 2026-11-12 19:58:00 |
| 57.138.145.0/24 | 41,573 | 2026-11-12 19:58:00 |
| 57.138.144.0/24 | 41,568 | 2026-11-12 19:58:00 |
| 57.138.130.0/24 | 41,562 | 2026-11-12 19:58:00 |
| 57.138.146.0/24 | 41,540 | 2026-11-12 19:58:00 |
| 57.138.176.0/24 | 41,537 | 2026-11-12 19:58:00 |
| 57.138.143.0/24 | 41,485 | 2026-11-12 19:58:00 |
| 57.138.39.0/24 | 41,456 | 2026-11-12 19:58:00 |
| 57.138.243.0/24 | 41,427 | 2026-11-12 19:58:00 |
| 57.138.26.0/24 | 39,478 | 2026-11-12 19:20:18 |
| 57.138.182.0/24 | 39,431 | 2026-11-12 19:20:18 |
| 57.138.136.0/23 | 39,429 | 2026-11-12 19:20:18 |
| 57.138.10.0/24 | 39,414 | 2026-11-12 19:20:18 |
| 57.138.242.0/24 | 39,340 | 2026-11-12 19:20:18 |
| 57.138.180.0/24 | 39,340 | 2026-11-12 19:20:18 |
| 57.138.21.0/24 | 39,322 | 2026-11-12 19:20:18 |
| 57.138.174.0/24 | 39,319 | 2026-11-12 19:20:18 |
| 57.138.183.0/24 | 39,315 | 2026-11-12 19:20:18 |
| 57.138.128.0/24 | 39,260 | 2026-11-12 19:20:18 |
| 57.138.170.0/24 | 39,243 | 2026-11-12 19:20:18 |
| 57.138.168.0/24 | 39,234 | 2026-11-12 19:20:18 |
| 57.138.32.0/24 | 39,228 | 2026-11-12 19:20:18 |
| 57.138.132.0/24 | 39,210 | 2026-11-12 19:20:18 |
| 57.138.34.0/24 | 39,200 | 2026-11-12 19:20:18 |
| 57.138.181.0/24 | 39,193 | 2026-11-12 19:20:18 |
| 57.138.139.0/24 | 39,180 | 2026-11-12 19:20:18 |
| 57.138.171.0/24 | 39,117 | 2026-11-12 19:20:18 |
| 57.138.129.0/24 | 39,088 | 2026-11-12 19:20:18 |
| 57.138.11.0/24 | 39,074 | 2026-11-12 19:20:18 |
| 57.138.19.0/24 | 35,866 | 2026-11-12 19:58:00 |
| 57.138.241.0/24 | 35,592 | 2026-11-12 19:58:00 |
Showing top 50 of 151 announced prefixes by sample volume.
Frequently Asked Questions
What is AS400662?
AS400662 is an Autonomous System Number assigned to Dobson Technologies - Transport and Telecom Solutions, LLC. 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 AS400662 announce?
AS400662 announces 48.4K IPv4 addresses distributed across 71 routed CIDR prefixes. The network is registered in United States.
Who operates AS400662?
AS400662 is operated by Dobson Technologies - Transport and Telecom Solutions, LLC. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS400662 registered in?
AS400662 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
