Data as of Nov 14, 2026
157.240.147.0/24
No anonymizer space · no proxy exits in 30 daysComcast Cable Communications, LLC · space held by Facebook, Inc.
Announcement
this exact prefix
No RPKI
Announced by
Type
Hosting
Risk
0 / 100 · Low
Known crawler
Recent change
New origin Sep 28, 2026
from AS21508 Comcast Cable Communications, LLC
Network & registry
Origin network
AS21508
US
- Name
- Comcast Cable Communications, LLC
- Type
- Internet provider
- Registered
- May 16, 2001
- Domain
- comcast.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2017
- Current origin since
- Sep 28, 2026 · 2 mo
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS21508 | RADB | fzrd1 | MAINT-AS32934 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 157.
240. 0. 0/ 16 - Netname
- THEFA-3
- Registrant
- Facebook, Inc.
- Organization
- Facebook, Inc. (THEFA-3)
- Org address
- 1601 Willow Rd., Menlo Park, CA, 94025
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-157-240-0-0-1
- Parent
- NET-157-0-0-0-0
- Created
- May 14, 2015
- RIR
- ARIN
- Country
- US
- Delegated
- May 14, 2015
- Status
- assigned
Report abuse
Abuse contact
- nobody@
example. com - Name
- No, Contact Known
- Phone
- +1-800-555-1234
- Handle
- CKN23-ARIN