Data as of Nov 14, 2026
140.241.3.0/24
No anonymizer space · no proxy exits in 30 daysCity of Boston
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 140.241.0.0/16 since May 2005 | AS27370 | Business | 6 | City of Boston |
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 |
|---|---|---|---|---|---|---|
| 140.241.0.0/16 | 65,536 | BCHNET | City of Boston (CITYOF-198) · US | Direct Allocation | Jul 18, 1991 | noc@ |
| └ 140.241.0.0/16 | 65,536 | CITYOFBOSTON | City of Boston (CITYOF-198) · US | Reassigned | Jul 20, 1999 | noc@ |
Network & registry
Origin network
AS27370
US
- Name
- City of Boston
- Type
- Business
- Registered
- Feb 21, 2003
- Domain
- boston.gov
- Website
- www.boston.gov/
- Industry
- Government and Public Administration
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Jun 2013
- Current origin since
- Jun 2013 · 13 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 140.241.3.0/24 | AS27370 | /24 | ARIN | RPKI valid |
| 140.241.0.0/16 | AS27370 | /16 | ARIN | Too specific |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS27370 | RADB | Proxy-registered route object | MAINT-AS27552 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 140.
241. 0. 0/ 16 - Netname
- CITYOFBOSTON
- Registrant
- City of Boston
- Organization
- City of Boston (CITYOF-198)
- Org address
- 1 CITY HALL SQ, RM 703, BOSTON, MA, 02201
- Org country
- US
- Type
- Reassigned
- Handle
- NET-140-241-0-0-2
- Parent
- NET-140-241-0-0-1
- Created
- Jul 20, 1999
- RIR
- ARIN
- Country
- US
- Delegated
- Jul 18, 1991
- Status
- assigned
Report abuse
Abuse contact
- noc@
boston. gov - Name
- NOC
- Phone
- +1-617-635-2342
- Handle
- NOC11232-ARIN