Data as of Nov 3, 2026
209.66.103.0/24
No anonymizer space · no proxy exits in 30 daysMillennium Partners, L.P. · space held by Zayo Bandwidth
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 209.66.64.0/18 since May 2005 | AS6461 | Internet provider | 42 | Zayo Bandwidth |
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 |
|---|---|---|---|---|---|---|
| 209.66.64.0/18 | 16,384 | NETBLK-ABOVENET2 | Zayo Bandwidth (ZAYOB) · US | Direct Allocation | Apr 9, 1997 | [email protected] |
| └ 209.66.103.0/24 | 256 | NET-209-66-103-0-24 | Zayo Customer (C08096448) · US | Reassigned | Nov 11, 2021 | [email protected] via NETBLK-ABOVENET2 |
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
- Zayo Bandwidth
- Handle
- ZAYOB
- Range
- 209.66.64.0/18
- Registration type
- Direct Allocation
- Record created
- Apr 9, 1997
- Legacy
- yes
Origin network
AS13431
US
- Name
- Millennium Partners, L.P.
- Type
- Business
- Registered
- Jun 4, 1999
- Domain
- mlp.com
- Website
- www.mlp.com
- Industry
- Investment, Portfolio Management, Pensions and Funds
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Nov 2021 · 4.9 yr
- Origin networks
- 3
- Last change of origin
- Jan 2017
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 209.66.103.0/24 | AS13431 | /24 | ARIN | RPKI valid |
| 209.66.64.0/18 | AS6461 | /18 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 209.66.103.0/24
- Netname
- NET-209-66-103-0-24
- Registrant
- Zayo Customer
- Organization
- Zayo Customer (C08096448)
- Type
- Reassigned
- Handle
- NET-209-66-103-0-1
- Parent
- NET-209-66-64-0-1
- Created
- Nov 11, 2021
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 9, 1997
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN