AS3456
Charter Communications Inc
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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
About Spectrum
Charter Communications, Inc., is an American telecommunications and mass media company with services branded as Spectrum. The company is headquartered in Stamford, Connecticut.
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 142.136.0.0/16 | 65.5K |
0.1%
|
Charter Communications, Inc | US | North Carolina | Charlotte |
| 165.237.0.0/16 | 65.5K |
86.0%
|
Charter Communications, Inc | US | Colorado | Englewood |
| 67.48.224.0/19 | 8.2K |
99.1%
|
Charter Communications, Inc | US | — | — |
| 204.235.112.0/21 | 2.0K |
81.9%
|
Charter Communications, Inc | US | — | — |
| 204.235.120.0/23 | 512 |
84.6%
|
Charter Communications, Inc | US | — | — |
| 192.219.231.0/24 | 256 |
56.3%
|
Charter Communications, Inc | US | — | — |
| 204.29.131.0/24 | 256 |
59.0%
|
Charter Communications, Inc | US | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS3456 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 |
|---|---|---|
| 67.48.224.0/19 | 7,534 | 2026-07-18 12:15:47 |
| 142.136.0.0/16 | 7,422 | 2026-07-18 12:15:47 |
| 204.235.120.0/23 | 7,404 | 2026-07-18 12:15:47 |
| 165.237.0.0/16 | 7,397 | 2026-07-18 12:15:47 |
| 165.237.15.0/24 | 7,383 | 2026-07-18 12:15:47 |
| 204.235.112.0/21 | 7,352 | 2026-07-18 12:15:47 |
| 204.29.131.0/24 | 7,343 | 2026-07-18 12:15:47 |
| 192.219.231.0/24 | 7,311 | 2026-07-18 12:15:47 |
| 165.237.14.0/24 | 6,023 | 2026-07-18 12:15:47 |
Frequently Asked Questions
What is AS3456?
AS3456 is an Autonomous System Number assigned to Charter Communications Inc. 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 AS3456 announce?
AS3456 announces 142.3K IPv4 addresses distributed across 7 routed CIDR prefixes. The network is registered in United States.
Who operates AS3456?
AS3456 is operated by Charter Communications, Inc. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.
What country is AS3456 registered in?
AS3456 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
