Data as of Nov 7, 2026
66.81.136.0/23
No anonymizer space · no proxy exits in 30 daysSiyeh Corporation
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 66.81.136.0/21 since Jun 2025 | AS27022 | Residential | 2 | Siyeh Corporation |
Network & registry
Origin network
AS27022
US
- Name
- Siyeh Corporation
- Type
- Internet provider
- Registered
- Mar 24, 2020
- Domain
- siycom.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2025
- Current origin since
- Jun 2025 · 1.4 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 66.81.136.0/21 | AS27022 | /24 | ARIN | RPKI valid |
Whois
Registration for this announcement
- Range
- 66.
81. 136. 0/ 21 - Netname
- SC-2617
- Registrant
- Siyeh Corporation
- Organization
- Siyeh Corporation (SC-2617)
- Org address
- Box 1989, Browning, MT, 59417
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-66-81-136-0-1
- Parent
- NET-66-0-0-0-0
- Created
- Jul 2, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 2, 2025
- Status
- assigned
Report abuse
Abuse contact
- engineering@
siycom. com - Name
- Siyeh Communications
- Phone
- +1-406-338-3222
- Handle
- SIYEH-ARIN