Data as of Nov 5, 2026
208.185.197.0/24
No anonymizer space · no proxy exits in 30 daysCambridge Associates · space held by Zayo Bandwidth
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 208.184.0.0/15 since May 2005 | AS6461 | Internet provider | 265 13 always on | 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 |
|---|---|---|---|---|---|---|
| 208.184.0.0/15 | 131,072 | ABOVENET-6 | Zayo Bandwidth (ZAYOB) · US | Direct Allocation | Aug 19, 1999 | abuse@ |
| └ 208.185.197.0/24 | 256 | ZAYO-IPYX-106390-208-185-197-0-24 | Cambridge Associates (C05731185) · US | Reassigned | May 18, 2015 | abuse@ via ABOVENET-6 |
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
- 208.
184. 0. 0/ 15 - Registration type
- Direct Allocation
- Record created
- Aug 19, 1999
Origin network
AS29874
US
- Name
- Cambridge Associates
- Type
- Business
- Registered
- Apr 29, 2015
- Domain
- cambridgeassociates.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
- May 2005
- Current origin since
- Oct 2015 · 11 yr
- Origin networks
- 3
- Last change of origin
- Oct 2015
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 208.185.197.0/24 | AS29874 | /24 | ARIN | RPKI valid |
| 208.184.0.0/15 | AS6461 | /15 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 208.
185. 197. 0/ 24 - Netname
- ZAYO-IPYX-106390-208-185-197-0-24
- Registrant
- Cambridge Associates
- Organization
- Cambridge Associates (C05731185)
- Type
- Reassigned
- Handle
- NET-208-185-197-0-1
- Parent
- NET-208-184-0-0-1
- Created
- May 18, 2015
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 19, 1999
- Status
- assigned
Report abuse
Abuse contact
- abuse@
zayo. com - Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN