Data as of Nov 14, 2026
205.222.0.0/17
No anonymizer space · no proxy exits in 30 daysMontgomery County Public Schools
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 205.222.3.0/24 since Aug 2023 | AS32073 | Business | Montgomery County Public Schools | |
| 205.222.9.0/24 since May 2018 | AS32073 | Business | Montgomery County Public Schools | |
| 205.222.14.0/24 since May 2022 | AS32073 | Business | Montgomery County Public Schools | |
| 205.222.49.0/24 since Sep 28, 2026 | AS32073 | Business | Montgomery County Public Schools |
Network & registry
Origin network
AS32073
US
- Name
- Montgomery County Public Schools
- Type
- Education
- Registered
- Feb 23, 2004
- Domain
- mcpsmd.org
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Feb 2015
- Current origin since
- Aug 2019 · 7.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 205.222.0.0/17 | AS32073 | /17 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 205.222.29.0/24 | AS32073 | ARIN | Montgomery County Public Schools | MNT-MCPS-2-Z | Sep 28, 2026 |
| 205.222.41.0/24 | AS32073 | ARIN | Montgomery County Public Schools | MNT-MCPS-2-Z | Sep 28, 2026 |
| 205.222.43.0/24 | AS32073 | ARIN | Montgomery County Public Schools | MNT-MCPS-2-Z | Sep 28, 2026 |
Whois
Registration for this announcement
- Range
- 205.
222. 0. 0/ 16 - Netname
- MCPS
- Registrant
- Montgomery County Public Schools
- Organization
- Montgomery County Public Schools (MCPS-2-Z)
- Org address
- Montgomery County Public Schools, Rockville, MD, 20850
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-205-222-0-0-1
- Parent
- NET-205-0-0-0-0
- Created
- Apr 12, 1995
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 12, 1995
- Status
- assigned
Report abuse
Abuse contact
- renny_
hosein@ mcpsmd. org - Name
- Hosein, Renny
- Phone
- +1-240-543-8759
- Handle
- HOSEI1-ARIN