Data as of Nov 13, 2026
153.9.176.0/21
No anonymizer space · no proxy exits in 30 daysCollege of Charleston
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 153.9.0.0/16 since Aug 2007 | AS13548 | Business | 77 | College of Charleston |
Network & registry
Origin network
AS13548
US
- Name
- College of Charleston
- Type
- Education
- Registered
- Jun 6, 2007
- Domain
- cofc.edu
- Industry
- Colleges, Universities, and Professional Schools
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Dec 2023
- Current origin since
- Dec 2023 · 2.9 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 153.
9. 0. 0/ 16 - Netname
- CHARLESTON-NET
- Registrant
- College of Charleston
- Organization
- College of Charleston (COLLEG-31-Z)
- Org address
- 66 George Street, Charleston, SC, 29424
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-153-9-0-0-1
- Parent
- NET-153-0-0-0-0
- Created
- Sep 12, 1991
- RIR
- ARIN
- Country
- US
- Delegated
- Sep 12, 1991
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cofc. edu - Name
- Abuse Team
- Phone
- +1-843-953-3691
- Handle
- ABUSE1096-ARIN