Data as of Nov 5, 2026
151.145.176.0/20
Anonymizer · ISP proxyCharter Communications Inc · space held by Aviation RE LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recent change
New origin Aug 2026
its first announcement on record
IPv4 market
Path
Announced by AS7843 since Aug 2026 · 11 wk ago
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
Owners leasing their own space
| Name | In 151.145.176.0/20 | /24s |
|---|---|---|
| AviationAI | 4,096100% | 16 |
Lineage
How this block came to its use, oldest first. The whole IPv4 market →
151.145.176.0/20
From the registry to its use
- May 29, 2024Registry recordAviation RE LLCLEGACY151.145.128.0/18
- Jul 22, 2026Route objectAS20115 Charter Communications LLCRIPE route object for AS20115 Charter Communications LLC, maintainer MNT-US-AVIATION-1
- Aug 20, 2026Route objectAS20115 Charter Communications LLCRADB route object for AS20115 Charter Communications LLC, maintainer MAINT-CHTR-WD
- Aug 23, 2026– today
- Aug 24, 2026Route objectAS7843 Charter Communications IncRADB route object for AS7843 Charter Communications Inc, maintainer MAINT-RR
- todayLeased fromAviationAILessor
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 151.145.128.0/18 | 16,384 | US-AVIATION-19910611 | Aviation RE LLC (ORG-ARL10-RIPE) · US | LEGACY | May 29, 2024 | ripe@ |
| └ 151.145.160.0/19 | 8,192 | Windstream-Communications | unknown | LEGACY | May 29, 2024 | ripe@ via US-AVIATION-19910611 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- Aviation RE LLC
- Handle
- ORG-ARL10-RIPE
- Range
- 151.
145. 128. 0/ 18 - Registration type
- LEGACY
- Record created
- May 29, 2024
- Legacy
- yes
Origin network
AS7843
US
- Name
- Charter Communications Inc
- Type
- Internet provider
- Registered
- Jan 23, 1997
- Domain
- charter.com
- Website
- www.spectrum.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Aug 2026
- Current origin since
- Aug 2026 · 2 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 151.145.176.0/20 | AS7843 | /20 | RIPE | RPKI valid |
| 151.145.176.0/20 | AS20115 | /20 | RIPE | Another network |
| 151.145.160.0/19 | AS6079 | /19 | RIPE | Another network |
| 151.145.160.0/19 | AS7029 | /19 | RIPE | Another network |
IRR
Route objects on the exact prefix
Whois
Registration for this announcement
- Range
- 151.
145. 160. 0/ 19 - Netname
- Windstream-Communications
- Registrant country
- US
- Organization
- Not stated by the registry
- Type
- LEGACY
- Created
- May 29, 2024
- Updated
- May 29, 2024
- Maintainer
- mnt-us-aviation-1
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Jun 11, 1991
- Status
- assigned
Report abuse
Abuse contact
- ripe@
sacjet. com - Name
- Abuse-C Role
- Handle
- AR61147-RIPE