AS10947
Mountain West Technologies Corporation
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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Present at 3 internet exchanges: SIX Seattle: MTU 1500, SIX Seattle (Jumbo): MTU 9000, IX-Denver: IX-Denver Fabric
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 66.119.48.0/20 | 4.1K |
90.3%
|
Mountain West Technologies Corporation | US | Wyoming | Casper |
| 104.151.176.0/20 | 4.1K |
99.1%
|
Mountain West Technologies Corporation | US | Wyoming | Casper |
| 162.219.136.0/22 | 1.0K |
47.9%
|
Mountain West Technologies Corporation | US | Wyoming | Cheyenne |
| 66.62.70.0/23 | 512 |
82.2%
|
Mountain West Technologies Corporation | US | — | — |
| 66.62.75.0/24 | 256 |
57.0%
|
Mountain West Technologies Corporation | US | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS10947 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 |
|---|---|---|
| 66.62.70.0/23 | 35,483 | 2026-10-20 09:37:27 |
| 66.62.75.0/24 | 35,367 | 2026-10-20 09:37:27 |
| 66.119.50.0/24 | 34,839 | 2026-10-20 09:37:27 |
| 66.119.48.0/23 | 34,810 | 2026-10-20 09:37:27 |
| 66.119.52.0/22 | 34,751 | 2026-10-20 09:37:27 |
| 66.119.56.0/21 | 34,689 | 2026-10-20 09:37:27 |
| 104.151.176.0/20 | 34,558 | 2026-10-20 09:44:56 |
| 66.119.51.0/24 | 20,801 | 2026-10-20 09:35:09 |
| 162.219.136.0/22 | 20,709 | 2026-10-20 09:39:59 |
| 66.119.54.0/24 | 18,833 | 2026-10-14 22:23:09 |
| 66.119.56.0/24 | 18,324 | 2026-10-14 22:23:09 |
| 66.119.53.0/24 | 1,121 | 2026-10-20 09:35:53 |
| 66.119.63.0/24 | 1,120 | 2026-10-20 09:35:53 |
Frequently Asked Questions
What is AS10947?
AS10947 is an Autonomous System Number assigned to Mountain West Technologies Corporation. 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 AS10947 announce?
AS10947 announces 10.0K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in United States.
Who operates AS10947?
AS10947 is operated by Mountain West Technologies Corporation. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS10947 registered in?
AS10947 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
