Data as of Nov 9, 2026
205.132.16.0/21
No anonymizer space · no proxy exits in 30 daysNTT America, Inc. · space held by Health Management Systems Inc.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 205.132.17.0/24 since May 2025 | AS3949 | Business | Health Management Systems Inc. | |
| 205.132.18.0/24 since May 2025 | AS3949 | Business | Health Management Systems Inc. | |
| 205.132.19.0/24 since Jan 2024 | AS3949 | Business | Health Management Systems Inc. |
Network & registry
Origin network
AS3949
US
- Name
- NTT America, Inc.
- Type
- Internet provider
- Registered
- Jan 31, 2001
- Domain
- ntt.net
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Jan 2024 · 2.8 yr
- Origin networks
- 4
- Last change of origin
- Jan 2024
Recorded history
History
- Handoffs
- 3
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 205.132.16.0/22 | AS3949 | NTTCOM | NTT Managed Services/Gainwell (dedicated-asn) | MAINT-NTTCOM-RA | Jan 26, 2024 |
| 205.132.16.0/23 | AS3949 | NTTCOM | NTT Managed Services/Gainwell (dedicated-asn) | MAINT-NTTCOM-RA | Jan 26, 2024 |
| 205.132.16.0/24 | AS3949 | NTTCOM | NTT Managed Services/Gainwell (dedicated-asn) | MAINT-NTTCOM-RA | Jan 26, 2024 |
| 205.132.18.0/23 | AS13649 | RADB | VW-CUST-86898 | MAINT-FLEXENTIAL | Nov 13, 2023 |
| 205.132.20.0/22 | AS3949 | NTTCOM | NTT Managed Services/Gainwell (dedicated-asn) | MAINT-NTTCOM-RA | Jan 26, 2024 |
| 205.132.20.0/24 | AS3949 | NTTCOM | NTT Managed Services/Gainwell (dedicated-asn) | MAINT-NTTCOM-RA | Jan 26, 2024 |
| 205.132.21.0/24 | AS3949 | NTTCOM | NTT Managed Services/Gainwell (dedicated-asn) | MAINT-NTTCOM-RA | Jan 26, 2024 |
| 205.132.22.0/23 | AS3949 | NTTCOM | NTT Managed Services/Gainwell (dedicated-asn) | MAINT-NTTCOM-RA | Jan 26, 2024 |
| 205.132.22.0/24 | AS3949 | NTTCOM | NTT Managed Services/Gainwell (dedicated-asn) | MAINT-NTTCOM-RA | Jan 26, 2024 |
| 205.132.23.0/24 | AS3949 | NTTCOM | NTT Managed Services/Gainwell (dedicated-asn) | MAINT-NTTCOM-RA | Jan 26, 2024 |
Whois
Registration for this announcement
- Range
- 205.
132. 16. 0/ 21 - Netname
- HMSINC
- Registrant
- Health Management Systems Inc.
- Organization
- Health Management Systems Inc. (HMS-3)
- Org address
- 5615 Highpoint Dr, Irving, TX, 75038
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-205-132-16-0-1
- Parent
- NET-205-0-0-0-0
- Created
- Feb 10, 1995
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 10, 1995
- Status
- assigned
Report abuse
Abuse contact
- InfraOpsNetwork@
gainwelltechnologies. com - Name
- Network Engineering
- Phone
- +1-844-715-4357
- Handle
- NETWO8391-ARIN