Data as of Nov 4, 2026
216.4.178.0/23
No anonymizer space · no proxy exits in 30 daysNBCUniversal · reallocated from Verizon Business
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 216.4.176.0/22 since Dec 2025 | AS17035 | Business | 1 | Verizon Business via NBCUniversal | |
| 216.4.0.0/15 since May 2005 | AS2828 | Internet provider | 7 | Verizon Business |
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 |
|---|---|---|---|---|---|---|
| 216.0.0.0 - 216.5.255.255 | 393,216 | ALGX-ABI-BLK15 | Verizon Business (MCICS) · US | Direct Allocation | Jan 2, 2001 | [email protected] |
| └ 216.4.176.0/22 | 1,024 | XOXO-216-4-176-0 | NBCUniversal (NBCUN-5) · US | Reallocated | Dec 6, 2016 | — |
Network & registry
IPv4 market
Holder
- Organization
- Verizon Business
- Handle
- MCICS
- Range
- 216.0.0.0 - 216.5.255.255
- Registration type
- Direct Allocation
- Record created
- Jan 2, 2001
- Reallocated to
- NBCUniversal (NBCUN-5)
- Reallocated range
- 216.4.176.0/22
- Reallocated
- Dec 6, 2016
Origin network
AS17035
US
- Name
- NBCUniversal
- Type
- Business
- Registered
- Jul 17, 2000
- Domain
- nbcuni.com
- Industry
- Radio and Television Providers
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jan 2014
- Current origin since
- Jan 2017 · 9.8 yr
- Origin networks
- 2
- Last change of origin
- Jan 2017
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 216.4.176.0/22
- Netname
- XOXO-216-4-176-0
- Registrant
- NBCUniversal
- Organization
- NBCUniversal (NBCUN-5)
- Org address
- 30 ROCKEFELLER CENTER, NEW YORK, NY, 10112
- Org country
- US
- Type
- Reallocated
- Handle
- NET-216-4-176-0-1
- Parent
- NET-216-0-0-0-1
- Created
- Dec 6, 2016
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 2, 2001
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- abuse
- Phone
- +1-800-900-0241
- Handle
- ABUSE3-ARIN