Data as of Nov 6, 2026
198.44.155.16/28
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc. · space held by tzulo, inc.
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 |
|---|---|---|---|---|---|---|
| 198.44.128.0/19 | 8,192 | TZULO | tzulo, inc. (TZULO) · US | Direct Allocation | Aug 5, 2013 | abuse@ |
| └ 198.44.155.16/28 | 16 | TZULO | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 198.44.155.0/24
- Prefix
- 198.44.155.0/24
- Announced by
- AS3257 GTT Communications Inc.
- Type
- Unknown
- RPKI
- RPKI valid
- Netname
- TZULO
- Registrant
- tzulo, inc.
- RIR
- ARIN
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 198.44.155.0/24
198.44.155.0/24
Routing history
- Pattern
- Stable
- First seen
- Feb 2026
- Current origin since
- Feb 2026 · 8 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 198.44.155.0/24 | AS3257 | /24 | ARIN | RPKI valid |
| 198.44.128.0/19 | AS11878 | /32 | ARIN | Another network |
IRR
Route objects on 198.44.155.0/24
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS3257 | ARIN | tzulo, inc. | MNT-TZULO | Feb 18, 2026 |
Whois
Registration for this announcement
- Range
- 198.
44. 128. 0/ 19 - Netname
- TZULO
- Registrant
- tzulo, inc.
- Organization
- tzulo, inc. (TZULO)
- Org address
- 427 South LaSalle Street, Chicago, IL, 60605
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-198-44-128-0-1
- Parent
- NET-198-0-0-0-0
- Created
- Aug 5, 2013
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 5, 2013
- Status
- assigned
Report abuse
Abuse contact
- abuse@
tzulo. com - Name
- Abuse tzulo
- Phone
- +1-847-847-2048
- Handle
- ABUSE1633-ARIN