Data as of Nov 9, 2026
104.238.251.0/24
No anonymizer space · no proxy exits in 30 daysFastly, Inc. · space held by 20 Point Networks LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Sep 2026
from AS3257 GTT Communications Inc., after 1.5 years unannounced
registry: reallocated to Mozilla Corporation by 20 Point Networks LLC, Jun 5, 2026
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 |
|---|---|---|---|---|---|---|
| 104.238.248.0/22 | 1,024 | PNL-71 | 20 Point Networks LLC (PNL-71) · US | Direct Allocation | Aug 17, 2020 | sales@ |
| └ 104.238.251.0/24 | 256 | MOZILLA | Mozilla Corporation (MOZIL-1) · US | Reallocated | Jun 5, 2026 | hostmaster@ |
Network & registry
IPv4 market
Holder
- Organization
- 20 Point Networks LLC
- Handle
- PNL-71
- Range
- 104.
238. 248. 0/ 22 - Registration type
- Direct Allocation
- Record created
- Aug 17, 2020
- Reallocated to
- Mozilla Corporation (MOZIL-1)
- Reallocated range
- 104.
238. 251. 0/ 24 - Reallocated
- Jun 5, 2026
Origin network
AS54113
US
- Name
- Fastly, Inc.
- Type
- Hosting
- Registered
- Oct 4, 2011
- Domain
- fastly.com
- Website
- www.fastly.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 146
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Feb 2023
- Current origin since
- Sep 2026 · 2 mo
- Origin networks
- 2
- Last change of origin
- Sep 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 104.
238. 251. 0/ 24 - Netname
- MOZILLA
- Registrant
- Mozilla Corporation
- Organization
- Mozilla Corporation (MOZIL-1)
- Org address
- 149 New Montgomery St, San Francisco, CA, 94105
- Org country
- US
- Type
- Reallocated
- Handle
- NET-104-238-251-0-1
- Parent
- NET-104-238-248-0-1
- Created
- Jun 5, 2026
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 17, 2020
- Status
- assigned
Report abuse
Abuse contact
- hostmaster@
mozilla. com - Name
- Mozilla Hostmaster
- Phone
- +1-650-903-0800
- Handle
- MOZIL-ARIN