Data as of Nov 3, 2026
63.48.0.0/12
No anonymizer spaceVerizon Business
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 63.54.0.0/15 since Sep 2022 | AS22394 | Mobile | Verizon Business | |
| 63.58.0.0/16 since Aug 2022 | AS22394 | Mobile | Verizon Business | |
| 63.59.0.0/16 since Aug 2022 | AS22394 | Mobile | Verizon Business |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
1,048,576 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Internet provider | 786,432 | 75% | 3 | |
| Mobile | 262,144 | 25% | 3 |
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
- Stable
- First seen
- May 2005
- Current origin since
- May 2005 · 21 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 63.48.0.0/12 | AS701 | /12 | ARIN | RPKI valid |
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 | Oct 29, 2021 |
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 63.62.0.0/16 | AS6167 | ARIN | Verizon Business | MNT-MCICS | Oct 28, 2025 |
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