Data as of Nov 11, 2026
64.125.74.136/29
No anonymizer space · no proxy exits in 30 daysZayo Bandwidth
Announced by
Type
Internet provider
Risk
0 / 100 · Low
Recent change
New origin Aug 2026
from AS6461 Zayo Bandwidth, after 20 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 64.125.0.0/16 since Mar 2024 | AS6461 | Internet provider | 125 5 always on | Zayo Bandwidth |
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 |
|---|---|---|---|---|---|---|
| 64. | 82,432 | ABOVENET | Zayo Bandwidth (ZAYOB) · US | Direct Allocation | Jul 6, 2000 | abuse@ |
| └ 64.125.74.136/29 | 8 | ZAYO-IPYX-111847-64-125-74-136-29 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 64.125.74.0/24
- Prefix
- 64.125.74.0/24
- Announced by
- AS6461 Zayo Bandwidth
- Type
- Internet provider
- RPKI
- RPKI valid
- Netname
- ABOVENET
- Registrant
- Zayo Bandwidth
- RIR
- ARIN
Origin network
AS6461
US
- Name
- Zayo Bandwidth
- Type
- Internet provider
- Registered
- Apr 22, 1996
- Domain
- zayo.com
- Website
- www.zayo.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
64.125.74.0/24
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Aug 2026 · 3 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 64.125.74.0/24 | AS6461 | /24 | ARIN | RPKI valid |
| 64.125.0.0/16 | AS6461 | /16 | ARIN | Too specific |
Whois
Registration for this announcement
- Range
- 64.
124. 190. 0 - 64. 125. 255. 255 - Netname
- ABOVENET
- Registrant
- Zayo Bandwidth
- Organization
- Zayo Bandwidth (ZAYOB)
- Org address
- 1401 Wynkoop St., Denver, CO, 80202
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-64-124-190-0-2
- Parent
- NET-64-0-0-0-0
- Created
- Jul 6, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 6, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
zayo. com - Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN