Data as of Nov 13, 2026
206.3.42.0/24
No anonymizer space · no proxy exits in 30 daysEmory University · space held by Cogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 206.3.32.0/19 since Jan 2011 | AS174 | Internet provider | Cogent Communications, LLC |
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 |
|---|---|---|---|---|---|---|
| 206. | 319,488 | COGENT-206-4-14 | Cogent Communications, LLC (COGC) · US | Direct Allocation | May 8, 1995 | abuse@ |
| └ 206.3.42.0/24 | 256 | NETBLK-PSI-C5-3-42 | PSINET/DeKalb Regional Healthcare System (C00006742) · US | Reassigned | Aug 23, 1995 | abuse@ via COGENT-206-4-14 |
A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.
Network & registry
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 206.
3. 32. 0 - 206. 7. 255. 255 - Registration type
- Direct Allocation
- Record created
- May 8, 1995
- Legacy
- yes
Origin network
AS3512
US
- Name
- Emory University
- Type
- Education
- Registered
- Mar 31, 1994
- Domain
- emory.edu
- Website
- www.emory.edu
- Industry
- Education and Research
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Nov 2019 · 7.0 yr
- Origin networks
- 3
- Last change of origin
- Nov 2019
Recorded history
History
- Handoffs
- 3
Whois
Registration for this announcement
- Range
- 206.
3. 42. 0/ 24 - Netname
- NETBLK-PSI-C5-3-42
- Registrant
- PSINET/DeKalb Regional Healthcare System
- Organization
- PSINET/DeKalb Regional Healthcare System (C00006742)
- Type
- Reassigned
- Handle
- NET-206-3-42-0-1
- Parent
- NET-206-3-32-0-1
- Created
- Aug 23, 1995
- RIR
- ARIN
- Country
- US
- Delegated
- May 8, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN