Data as of Nov 3, 2026
184.180.8.0/24
No anonymizer space · no proxy exits in 30 daysISC Constructors, LLC · space held by Cox Communications Inc.
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 184.176.0.0/12 | AS22773 | Residential | 5,467 1,039 always on | Cox Communications 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 |
|---|---|---|---|---|---|---|
| 184.176.0.0/12 | 1,048,576 | NET-184-176-0-0-1 | Cox Communications Inc. (CXA) · US | Direct Allocation | May 14, 2010 | [email protected] |
| └ 184.180.8.0/24 | 256 | NETBLK-BR-OFFHFC-184-180-8-0 | Cox Communications Inc. (C02740222) · US | Reassigned | Apr 19, 2011 | [email protected] via NET-184-176-0-0-1 |
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
- Cox Communications Inc.
- Handle
- CXA
- Range
- 184.176.0.0/12
- Registration type
- Direct Allocation
- Record created
- May 14, 2010
Origin network
AS33496
US
- Name
- ISC Constructors, LLC
- Type
- Business
- Registered
- Mar 22, 2011
- Domain
- iscgrp.com
- Industry
- Construction and Real Estate
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2011
- Current origin since
- Apr 2011 · 16 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 184.180.8.0/24 | AS33496 | /24 | ARIN | RPKI valid |
| 184.176.0.0/12 | AS22773 | /12 | ARIN | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS33496 | RADB | ISC Constructors | MAINT-AS5009 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 184.180.8.0/24
- Netname
- NETBLK-BR-OFFHFC-184-180-8-0
- Registrant
- Cox Communications Inc.
- Organization
- Cox Communications Inc. (C02740222)
- Type
- Reassigned
- Handle
- NET-184-180-8-0-1
- Parent
- NET-184-176-0-0-1
- Created
- Apr 19, 2011
- RIR
- ARIN
- Country
- US
- Delegated
- May 14, 2010
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-877-777-2263
- Handle
- ABUSE19-ARIN