Data as of Nov 3, 2026
16.5.170.0/24
Anonymizer · ISP proxy1 residential-proxy exit · 30 daysGTT Communications Inc. · space held by Hewlett Packard Enterprise Company
Announced by
Type
ISP proxy
Risk
90 / 100 · Critical
Recently moved
Recent change
New origin Sep 18, 2026
from AS174 Cogent Communications, LLC
Residential-proxy exits
Proxy exits
1
0.39% of its addresses · 30 days
Providers
20
selling exits here
Oct 4, 2026 – Nov 2, 2026
Exits seen per day
672 observations
Proxy providers listing exits
- BirdProxies
- ByteProxies
- Byteful
- CliProxy
- EnigmaProxy
- FlashProxy
- FlexyProxies
- GonzoProxy
- IPPeak
- Infatica
- MangoProxy
- NodeProxy
- NovaProxy
- Proxiware
- Proxy-Seller
- ProxyEmpire
- Proxyma
- Shifter
- VantageProxies
- VitalExclusive
IPv4 market
Path
Announced by AS3257 since Sep 18, 2026 · 7 wk ago
1 · Holder
record created May 18, 1989 · reallocated to Internet Utilities NA LLC Apr 18, 2026
4 · Use
ISP proxy
anonymizer space, operator not named
Operators, sellers and brokers
Leased from
IP brokers
| Name | In 16.5.170.0/24 | /24s |
|---|---|---|
| IPXO | 256100% | 1 |
Leased from
Owners leasing their own space
| Name | In 16.5.170.0/24 | /24s |
|---|---|---|
| Hewlett Packard Enterprise Company | 256100% | 1 |
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 |
|---|---|---|---|---|---|---|
| 16.5.0.0/16 | 65,536 | HPE-15 | Hewlett Packard Enterprise Company (HPE-15) · US | Direct Allocation | May 18, 1989 | [email protected] |
| └ 16.5.0.0/16 | 65,536 | IPXO-LLC | IPXO LLC (IL-845) · US | Reallocated | Apr 3, 2026 | [email protected] |
| └ 16.5.0.0/16 | 65,536 | NETUTILS | Internet Utilities NA LLC (DCL-577) · US | Reallocated | Apr 18, 2026 | [email protected] |
| └ 16.5.170.0/23 | 512 | NET-16-5-170-0-23 | unknown | Reassigned | Jun 28, 2026 | [email protected] via HPE-15 |
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
Announced by
Covering announcement 16.5.170.0/23
- Prefix
- 16.5.170.0/23
- Announced by
- AS3257 GTT Communications Inc.
- Type
- ISP proxy
- Anonymizer addresses
- all
- Leased from
- IP broker IPXO
- Proxy exits
- 1
- RPKI
- RPKI valid
- Netname
- NET-16-5-170-0-23
- Registrant
- Internet Utilities NA LLC
- RIR
- ARIN
IPv4 market
Holder
- Organization
- Hewlett Packard Enterprise Company
- Handle
- HPE-15
- Range
- 16.5.0.0/16
- Registration type
- Direct Allocation
- Record created
- May 18, 1989
- Legacy
- yes
- Reallocated to
- Internet Utilities NA LLC (DCL-577)
- Reallocated
- Apr 18, 2026
Origin network
AS3257
US
- Name
- GTT Communications Inc.
- Type
- Internet provider
- Registered
- Sep 30, 1994
- Domain
- gtt.net
- Website
- www.gtt.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 244
Routing timeline
Who has announced 16.5.170.0/23
16.5.170.0/23
Routing history
- Pattern
- Rotating
- First seen
- Jun 2026
- Current origin since
- Sep 18, 2026 · 2 mo
- Origin networks
- 2
- Last change of origin
- Sep 18, 2026
Recorded history
History
- Handoffs
- 1
- Also announced by
- 174
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 16.5.170.0/23 | AS174 | /24 | ARIN | Another network |
| 16.5.170.0/23 | AS3257 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 16.5.170.0/23
- Netname
- NET-16-5-170-0-23
- Registrant
- Internet Utilities NA LLC
- Organization
- Internet Utilities NA LLC (DCL-577)
- Org address
- 2711 Centerville Road, Wilmington, DE, 19808
- Org country
- US
- Type
- Reassigned
- Handle
- NET-16-5-170-0-1
- Parent
- NET-16-5-0-0-3
- Created
- Jun 28, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- May 18, 1989
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Internet Utilities Abuse
- Phone
- +1-650-934-1667
- Handle
- IUA-ARIN