Data as of Nov 11, 2026
70.232.244.0/22
No anonymizer space · no proxy exits in 30 daysIsoTropic Networks, Inc. · space held by AT&T Enterprises, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 70.232.128.0/17 since Dec 2017 | AS7018 | Residential | 94 | AT&T Enterprises, LLC |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 70. | 229,376 | SBCIS-SIS80 | AT&T Enterprises, LLC (AEL-360) · US | Direct Allocation | Mar 22, 2005 | abuse@ |
| └ 70.232.240.0/21 | 2,048 | SBCIS-080106115130 | IsoTropic Networks, Inc (C01413893) · US | Reassigned | Aug 1, 2006 | abuse@ via SBCIS-SIS80 |
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
Announced by
Covering announcement 70.232.240.0/21
- Prefix
- 70.232.240.0/21
- Announced by
- AS36426 IsoTropic Networks, Inc.
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- SBCIS-080106115130
- Registrant
- IsoTropic Networks, Inc
- RIR
- ARIN
IPv4 market
Holder
- Organization
- AT&T Enterprises, LLC
- Handle
- AEL-360
- Range
- 70.
232. 128. 0 - 70. 235. 255. 255 - Registration type
- Direct Allocation
- Record created
- Mar 22, 2005
Origin network
AS36426
US
- Name
- IsoTropic Networks, Inc.
- Type
- Internet provider
- Registered
- May 13, 2010
- Domain
- isosat.net
- Industry
- Satellite Communication
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
70.232.240.0/21
Routing history
- Pattern
- Stable
- First seen
- Jun 2011
- Current origin since
- Feb 2023 · 3.7 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 70.232.240.0/21 | AS36426 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 70.
232. 240. 0/ 21 - Netname
- SBCIS-080106115130
- Registrant
- IsoTropic Networks, Inc
- Organization
- IsoTropic Networks, Inc (C01413893)
- Type
- Reassigned
- Handle
- NET-70-232-240-0-1
- Parent
- NET-70-232-128-0-1
- Created
- Aug 1, 2006
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 22, 2005
- Status
- assigned
Report abuse
Abuse contact
- abuse@
att. net - Name
- abuse
- Phone
- +1-919-319-8167
- Handle
- ABUSE7-ARIN