Data as of Nov 14, 2026
209.112.4.0/24
No anonymizer space · no proxy exits in 30 daysZayo Bandwidth
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 209.112.0.0/18 since Sep 2021 | AS6461 | Internet provider | 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 |
|---|---|---|---|---|---|---|
| 209.112.0.0/18 | 16,384 | ZAYO-CAN-17 | Zayo Bandwidth (ZAYOB) · US | Direct Allocation | Jul 22, 1997 | abuse@ |
| └ 209.112.4.0/24 | 256 | NET-209-112-4-0-24 | IDIA/325911//ZYO (C08233285) · CA | Reassigned | Mar 9, 2022 | abuse@ via ZAYO-CAN-17 |
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.
112. 0. 0/ 18 - Registration type
- Direct Allocation
- Record created
- Jul 22, 1997
- Legacy
- yes
Origin network
AS15290
US
- Name
- Zayo Bandwidth
- Type
- Internet provider
- Registered
- Apr 13, 2000
- Domain
- zayo.com
- Website
- www.mtsallstream.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
- Sep 2021
- Current origin since
- Sep 2021 · 5.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 209.112.4.0/24 | AS15290 | /24 | ARIN | RPKI valid |
| 209.112.0.0/18 | AS6461 | /18 | ARIN | Another network |
Whois
Registration for this announcement
- Range
- 209.
112. 4. 0/ 24 - Netname
- NET-209-112-4-0-24
- Registrant
- IDIA/325911//ZYO
- Organization
- IDIA/325911//ZYO (C08233285)
- Type
- Reassigned
- Handle
- NET-209-112-4-0-1
- Parent
- NET-209-112-0-0-1
- Created
- Mar 9, 2022
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 22, 1997
- Status
- assigned
Report abuse
Abuse contact
- abuse@
zayo. com - Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN