Data as of Nov 3, 2026
63.36.0.0/14
No anonymizer spaceVerizon Business
Announcements
Nesting
More-specifics by size
Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 63.38.112.0/24 since Dec 2018 | AS6995 | Internet provider | Verizon Business | |
| 63.38.113.0/24 since Nov 2018 | AS6995 | Internet provider | Verizon Business | |
| 63.38.114.0/24 since Dec 2018 | AS6995 | Internet provider | Verizon Business | |
| 63.38.115.0/24 since Dec 2018 | AS6995 | Internet provider | Verizon Business | |
| 63.38.116.0/24 since Dec 2018 | AS6995 | Internet provider | Verizon Business | |
| 63.38.117.0/24 since Dec 2018 | AS6995 | Internet provider | Verizon Business | |
| 63.38.118.0/24 since Apr 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.38.119.0/24 since Aug 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.38.120.0/24 since Apr 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.38.121.0/24 since Jan 2023 | AS6995 | Internet provider | Verizon Business | |
| 63.38.122.0/24 since Oct 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.38.123.0/24 since Jul 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.38.124.0/24 since Jul 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.38.125.0/24 since Sep 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.38.127.0/24 since Apr 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.38.129.0/24 since May 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.38.132.0/24 since Oct 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.38.133.0/24 since Sep 2019 | AS6995 | Internet provider | Verizon Business | |
| 63.39.0.0/16 since Sep 2021 | AS3371 | Internet provider | Verizon Business | |
| 63.39.160.0/20 since Sep 2021 | AS3372 | Internet provider | Verizon Business | |
| 63.39.176.0/20 since Sep 2021 | AS3372 | Internet provider | Verizon Business | |
| 63.39.192.0/20 since Sep 2021 | AS3372 | Internet provider | Verizon Business | |
| 63.39.240.0/20 since Sep 2021 | AS3372 | Internet provider | 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 |
|---|---|---|---|---|---|---|
| 63.36.0.0 - 63.63.255.255 | 1,835,008 | NETBLK-UUNET97DU | Verizon Business (MCICS) · US | Direct Allocation | Jul 31, 1998 | [email protected] |
| └ 63.38.176.0/20 | 4,096 | UU-63-38-176 | unknown | — | — | — |
| └ 63.38.192.0/20 | 4,096 | UU-63-38-192 | unknown | — | — | — |
| └ 63.38.208.0/20 | 4,096 | UU-63-38-208 | unknown | — | — | — |
| └ 63.38.224.0/20 | 4,096 | UU-63-38-224 | unknown | — | — | — |
| └ 63.38.240.0/20 | 4,096 | UU-63-38-240 | unknown | — | — | — |
Network & registry
Origin network
AS701
US
- Name
- Verizon Business
- Type
- Internet provider
- Registered
- Aug 3, 1990
- Domain
- verizonbusiness.com
- Website
- www.verizon.com/business/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jan 2019
- Current origin since
- Mar 2026 · 7 mo
- Origin networks
- 2
- Last change of origin
- Mar 2026
Recorded history
History
- Handoffs
- 2
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS701 | ARIN | MCI Communications Services, LLC d/b/a Verizon Business | MNT-MCICS | Nov 19, 2021 |
Whois
Registration for this announcement
- Range
- 63.36.0.0 - 63.63.255.255
- Netname
- NETBLK-UUNET97DU
- Registrant
- Verizon Business
- Organization
- Verizon Business (MCICS)
- Org address
- 22001 Loudoun County Pkwy, Ashburn, VA, 20147
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-63-36-0-0-1
- Parent
- NET-63-0-0-0-0
- Created
- Jul 31, 1998
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 31, 1998
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-800-900-0241
- Handle
- ABUSE5603-ARIN