Data as of Nov 5, 2026
72.245.112.0/20
Anonymizer · ISP proxyCharter Communications Inc · space held by GTT Americas, LLC
IPv4 market
Path
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 72.245.112.0/20 | /24s |
|---|---|---|
| IPNetZone | 4,096100% | 16 |
Leased from
Owners leasing their own space
| Name | In 72.245.112.0/20 | /24s |
|---|---|---|
| GTT Americas, LLC | 4,096100% | 16 |
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 72.244.0.0/15 since Apr 2023 | AS3257 | Internet provider | IP broker IPXO (part) | 430 68 always on | GTT Americas, LLC |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 72.244.0.0/15 | 131,072 | MEGAPATH-BLK-63 | GTT Americas, LLC (GAL-104) · US | Direct Allocation | Mar 22, 2005 | abuse@ |
| └ 72.245.96.0/19 | 8,192 | GTT-CUSTOMER | IPNetZone (IPNET-1) · US | Reallocated | Dec 21, 2025 | ipabuse@ |
| └ 72.245.112.0/20 | 4,096 | RCN-GTT | RCN (RTSL-6) · US | Reallocated | Oct 23, 2026 | abuse@ |
Network & registry
Announced by
Covering announcement 72.245.96.0/19
- Prefix
- 72.245.96.0/19
- Announced by
- AS11427 Charter Communications Inc
- Type
- ISP proxy
- Anonymizer addresses
- all
- Leased from
- IP broker IPNetZone
- RPKI
- RPKI valid
- Netname
- GTT-CUSTOMER
- Registrant
- IPNetZone
- RIR
- ARIN
IPv4 market
Holder
- Organization
- GTT Americas, LLC
- Handle
- GAL-104
- Range
- 72.
244. 0. 0/ 15 - Registration type
- Direct Allocation
- Record created
- Mar 22, 2005
- Reallocated to
- IPNetZone (IPNET-1)
- Reallocated range
- 72.
245. 96. 0/ 19 - Reallocated
- Dec 21, 2025
Origin network
AS11427
US
- Name
- Charter Communications Inc
- Type
- Internet provider
- Registered
- Jun 9, 2000
- Domain
- charter.com
- Website
- www.spectrum.com/
- Industry
- Media, Publishing, and Broadcasting
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
72.245.96.0/19
Routing history
- Pattern
- Stable
- First seen
- Jan 2026
- Current origin since
- Jan 2026 · 9 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 72.245.96.0/19 | AS11427 | /24 | ARIN | RPKI valid |
| 72.245.96.0/19 | AS20001 | /24 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 72.
245. 96. 0/ 19 - Netname
- GTT-CUSTOMER
- Registrant
- IPNetZone
- Organization
- IPNetZone (IPNET-1)
- Org address
- 7900 Tysons One Place, McLean, VA, 22102
- Org country
- US
- Type
- Reallocated
- Handle
- NET-72-245-96-0-1
- Parent
- NET-72-244-0-0-1
- Created
- Dec 21, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 22, 2005
- Status
- assigned
Report abuse
Abuse contact
- ipabuse@
unsi. net - Name
- Abuse Handle
- Phone
- +1-646-254-6800
- Handle
- ABUSE2254-ARIN