Data as of Nov 8, 2026
157.238.180.0/22
No anonymizer space · no proxy exits in 30 daysPCCW Global (HK) Ltd. · space held by NTT America, Inc.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
40 / 100 · Medium
Leased space · Recently moved
Recent change
New origin Sep 28, 2026
from AS3949 NTT America, Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 157.238.0.0/16 since Aug 2016 | AS2914 | Internet provider | 187 1 always on | NTT America, Inc. |
Registrations in this block
The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 157.238.0.0/16 | 65,536 | NTTA-157-238 | NTT America, Inc. (NTTAM-1) · US | Direct Allocation | Feb 4, 1992 | abuse@ |
| └ 157.238.180.0/22 | 1,024 | RCN-157-238-180 | RCN (C11732716) · US | Reassigned | Oct 8, 2026 | abuse@ via NTTA-157-238 |
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
IPv4 market
Holder
- Organization
- NTT America, Inc.
- Handle
- NTTAM-1
- Range
- 157.
238. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Feb 4, 1992
- Legacy
- yes
Origin network
AS3491
HK
- Name
- PCCW Global (HK) Ltd.
- Type
- Internet provider
- Registered
- Mar 21, 1994
- Domain
- pccwglobal.com
- Website
- www.pccwglobal.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2025
- Current origin since
- Sep 28, 2026 · 1 mo
- Origin networks
- 2
- Last change of origin
- Sep 28, 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 157.238.180.0/22 | AS3320 | /24 | ARIN | Another network |
| 157.238.180.0/22 | AS3491 | /24 | ARIN | RPKI valid |
| 157.238.180.0/22 | AS4826 | /24 | ARIN | Another network |
| 157.238.180.0/22 | AS6079 | /24 | ARIN | Another network |
| 157.238.180.0/22 | AS7029 | /24 | ARIN | Another network |
| 157.238.180.0/22 | AS7459 | /24 | ARIN | Another network |
| 157.238.180.0/22 | AS10753 | /24 | ARIN | Another network |
| 157.238.180.0/22 | AS11404 | /24 | ARIN | Another network |
| 157.238.180.0/22 | AS20115 | /24 | ARIN | Another network |
| 157.238.180.0/22 | AS22773 | /24 | ARIN | Another network |
| 157.238.180.0/22 | AS42689 | /24 | ARIN | Another network |
| 157.238.180.0/22 | AS398465 | /24 | ARIN | Another network |
| 157.238.0.0/16 | AS2914 | /16 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS3320 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS3491 | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS4826 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS6079 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS7029 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS7459 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS10753 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS11404 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS20115 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS22773 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS42689 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
| AS398465 not the origin | NTTCOM | Rackdog | MAINT-NTTCOM-BB | Oct 19, 2026 |
Whois
Registration for this announcement
- Range
- 157.
238. 180. 0/ 22 - Netname
- RCN-157-238-180
- Registrant
- RCN
- Organization
- RCN (C11732716)
- Type
- Reassigned
- Handle
- NET-157-238-180-0-1
- Parent
- NET-157-238-0-0-1
- Created
- Oct 8, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 4, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ntt. net - Name
- NTT America Abuse Contact
- Phone
- +1-877-688-6625
- Handle
- NAAC-ARIN