Data as of Nov 3, 2026
63.135.136.0/21
No anonymizer space · no proxy exits in 30 daysNetNet
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 63.135.128.0/19 since Feb 2007 | AS3663 | Mobile | NetNet |
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 |
|---|---|---|---|---|---|---|
| 63.135.128.0/19 | 8,192 | NETNET-NETWORK-2 | NetNet (NETLE-1) · US | Direct Allocation | Nov 26, 2003 | [email protected] |
| └ 63.135.128.0/19 | 8,192 | NETNET-63-135-128-0 | Cellcom (C02598067) · US | Reassigned | Oct 1, 2010 | [email protected] via NETNET-NETWORK-2 |
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
Registry
Holder
- Organization
- NetNet
- Handle
- NETLE-1
- Range
- 63.135.128.0/19
- Registration type
- Direct Allocation
- Record created
- Nov 26, 2003
Origin network
AS3663
US
- Name
- NetNet
- Type
- Internet provider
- Registered
- Jun 8, 1994
- Domain
- nsighttel.com
- Website
- www.nsighttel.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
- Stable
- First seen
- Apr 2026
- Current origin since
- Apr 2026 · 6 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 63.135.128.0/19 | AS3663 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 63.135.128.0/19
- Netname
- NETNET-63-135-128-0
- Registrant
- Cellcom
- Organization
- Cellcom (C02598067)
- Type
- Reassigned
- Handle
- NET-63-135-128-0-2
- Parent
- NET-63-135-128-0-1
- Created
- Oct 1, 2010
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 26, 2003
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Network Operations Role Account
- Phone
- +1-920-617-6700
- Handle
- NORA-ARIN