Data as of Nov 6, 2026
24.177.128.0/23
No anonymizer space · no proxy exits in 30 daysRenaissance Learning Inc. · space held by Charter Communications LLC
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 |
|---|---|---|---|---|---|---|
| 24.176.0.0/13 | 524,288 | NETBLK-CHARTER-NET | Charter Communications LLC (CC04) · US | Direct Allocation | Oct 28, 2003 | abuse@ |
| └ 24.177.128.0/21 | 2,048 | LBI-GLD-24-177-128 | Charter Communications LLC (CC04) · US | Reallocated | Feb 10, 2004 | abuse@ |
| └ 24.177.128.0/23 | 512 | RNSS-24-177-128-0 | Renaissance Learning (C02207428) · US | Reassigned | Apr 17, 2009 | abuse@ via LBI-GLD-24-177-128 |
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
- Charter Communications LLC
- Handle
- CC04
- Range
- 24.
176. 0. 0/ 13 - Registration type
- Direct Allocation
- Record created
- Oct 28, 2003
Origin network
AS14334
US
- Name
- Renaissance Learning Inc.
- Type
- Business
- Registered
- May 10, 2010
- Domain
- renaissance.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2009
- Current origin since
- Oct 2010 · 16 yr
- Origin networks
- 2
- Last change of origin
- Oct 2010
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 24.177.128.0/23 | AS14334 | /24 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS14334 | ARIN | Charter Communications | MNT-CC04 | Aug 9, 2023 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 24.177.128.0/24 | AS14334 | ARIN | Charter Communications | MNT-CC04 | Aug 9, 2023 |
| 24.177.129.0/24 | AS14334 | ARIN | Charter Communications | MNT-CC04 | Aug 9, 2023 |
Whois
Registration for this announcement
- Range
- 24.
177. 128. 0/ 23 - Netname
- RNSS-24-177-128-0
- Registrant
- Renaissance Learning
- Organization
- Renaissance Learning (C02207428)
- Type
- Reassigned
- Handle
- NET-24-177-128-0-2
- Parent
- NET-24-177-128-0-1
- Created
- Apr 17, 2009
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 28, 2003
- Status
- assigned
Report abuse
Abuse contact
- abuse@
charter. net - Name
- Abuse
- Phone
- +1-877-777-2263
- Handle
- ABUSE19-ARIN