Data as of Nov 6, 2026
204.193.37.0/24
No anonymizer space · no proxy exits in 30 daysGTT Communications Inc. · space held by CareFusion Corporation
Network & registry
Announced by
Covering announcement 204.193.36.0/23
- Prefix
- 204.193.36.0/23
- Announced by
- AS3257 GTT Communications Inc.
- Type
- Business
- Proxy exits
- 2
- RPKI
- No RPKI
- Netname
- CAREF-204
- Registrant
- CareFusion Corporation
- 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 204.193.36.0/23
204.193.36.0/23
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Apr 2026 · 6 mo
- Origin networks
- 5
- Last change of origin
- Apr 2026
Recorded history
History
- Handoffs
- 6
- Also announced by
- 26651
Whois
Registration for this announcement
- Range
- 204.
193. 32. 0/ 19 - Netname
- CAREF-204
- Registrant
- CareFusion Corporation
- Organization
- CareFusion Corporation (CAREF-4-Z)
- Org address
- 3750 Torrey View Court, San Diego, CA, 92130
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-204-193-32-0-1
- Parent
- NET-204-0-0-0-0
- Created
- Nov 25, 1994
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 25, 1994
- Status
- assigned
Report abuse
Abuse contact
- pratheesh.
pathiyandavida@ bd. com - Name
- Pathiyandavida, Pratheesh
- Phone
- +1-201-406-5419
- Handle
- PATHI3-ARIN