Data as of Nov 11, 2026
198.64.45.0/24
No anonymizer space · no proxy exits in 30 daysHouston Community College System · space held by NTT America, Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 198.64.0.0/15 since Oct 2016 | AS2914 | Internet provider | IP broker ARISK (part), Rackdog (part) | 56 | NTT America, Inc. |
Network & registry
Announced by
Covering announcement 198.64.32.0/20
- Prefix
- 198.64.32.0/20
- Announced by
- AS25977 Houston Community College System
- Type
- Business
- RPKI
- RPKI valid
- Netname
- NTTA-198-63
- Registrant
- NTT America, Inc.
- RIR
- ARIN
Origin network
AS25977
US
- Name
- Houston Community College System
- Type
- Education
- Registered
- Jun 11, 2002
- Domain
- hccs.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
198.64.32.0/20
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Aug 2016 · 10 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 198.64.32.0/20 | AS25977 | /24 | ARIN | RPKI valid |
| 198.64.0.0/15 | AS2914 | /15 | ARIN | Another network |
IRR
Route objects on 198.64.32.0/20
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS25977 | NTTCOM | HCCS | MAINT-AS25977 | May 4, 2009 |
Whois
Registration for this announcement
- Range
- 198.
63. 0. 0 - 198. 66. 255. 255 - Netname
- NTTA-198-63
- Registrant
- NTT America, Inc.
- Organization
- NTT America, Inc. (NTTAM-1)
- Org address
- 15809 Bear Creek Pkwy, Redmond, WA, 98052
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-198-63-0-0-1
- Parent
- NET-198-0-0-0-0
- Created
- Feb 11, 1993
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 11, 1993
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ntt. net - Name
- NTT America Abuse Contact
- Phone
- +1-877-688-6625
- Handle
- NAAC-ARIN