Data as of Nov 8, 2026
108.161.156.0/23
No anonymizer space · no proxy exits in 30 daysM5 Computer Security
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Recent change
New origin Sep 28, 2026
from AS21581 M5 Computer Security
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 108.161.156.0/24 since Apr 2026 | AS21581 | Hosting | M5 Computer Security |
Network & registry
Origin network
AS21581
US
- Name
- M5 Computer Security
- Type
- Hosting
- Registered
- May 28, 2008
- Domain
- m5hosting.com
- Website
- www.m5hosting.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2023
- Current origin since
- Sep 28, 2026 · 1 mo
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 108.161.156.0/23 | AS21581 | /23 | ARIN | RPKI valid |
| 108.161.144.0/20 | AS21581 | /20 | ARIN | Too specific |
Whois
Registration for this announcement
- Range
- 108.
161. 144. 0/ 20 - Netname
- M5-IPV4-01
- Registrant
- M5 Computer Security
- Organization
- M5 Computer Security (MCS-227)
- Org address
- 10601 Tierrasanta Blvd, San Diego, CA, 92124
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-108-161-144-0-1
- Parent
- NET-108-0-0-0-0
- Created
- Nov 1, 2011
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 1, 2011
- Status
- assigned
Report abuse
Abuse contact
- abuse@
m5hosting. com - Name
- Abuse
- Phone
- +1-877-344-4678
- Handle
- ABUSE1898-ARIN