Data as of Nov 4, 2026
207.40.40.0/21
No anonymizer space · no proxy exits in 30 daysAS32068 · space held by Cogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 207.40.0.0/14 since May 2024 | AS174 | Internet provider | 43 2 always on | Cogent Communications, LLC |
More specific
Announcements inside
| Prefix | Origin | Type | RPKI |
|---|---|---|---|
| 207.40.42.0/24 since Jan 2006 | AS32068 | Unknown | |
| 207.40.46.0/24 since May 2006 | AS32068 | Unknown |
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 |
|---|---|---|---|---|---|---|
| 207.40.0.0/14 | 262,144 | COGENT-207-40-0 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Jan 24, 1996 | [email protected] |
| └ 207.40.40.0/21 | 2,048 | SPRINTLINK | Memphis Networx (MEMPH-1) · US | Reallocated | Sep 19, 2006 | [email protected] |
| └ 207.40.40.0/24 | 256 | CCM-BLOCK1 | unknown | — | — | — |
| └ 207.40.41.0/25 | 128 | MNX-MEMPH003 | unknown | — | — | — |
| └ 207.40.41.128/27 | 32 | MNX-NEXTE001 | unknown | — | — | — |
| └ 207.40.41.192/28 | 16 | MNX-GREEN001 | unknown | — | — | — |
| └ 207.40.41.208/28 | 16 | MNX-CHAND001 | unknown | — | — | — |
| └ 207.40.41.224/27 | 32 | MNX-1STTR001 | unknown | — | — | — |
| └ 207.40.42.0/24 | 256 | MNX-VO2NE001-2 | unknown | — | — | — |
| └ 207.40.43.0/27 | 32 | MNX-WURZB001 | unknown | — | — | — |
| └ 207.40.43.32/27 | 32 | MNX-REDDE001 | unknown | — | — | — |
| └ 207.40.43.64/27 | 32 | MNX-MEMPH002 | unknown | — | — | — |
| └ 207.40.43.96/28 | 16 | MNX-CENTE001 | unknown | — | — | — |
| └ 207.40.43.112/28 | 16 | MNX-LABOR001 | unknown | — | — | — |
| └ 207.40.43.128/28 | 16 | MNX-VRF00001 | unknown | — | — | — |
| └ 207.40.43.144/28 | 16 | MNX-MIDSOU001 | unknown | — | — | — |
| └ 207.40.43.160/27 | 32 | MNX-KEMMO001 | unknown | — | — | — |
| └ 207.40.43.192/26 | 64 | MNX-GLOBA001-2 | unknown | — | — | — |
| └ 207.40.44.0/24 | 256 | MNX-SAINT001 | unknown | — | — | — |
| └ 207.40.45.0/24 | 256 | MNX-ACCES002-2 | unknown | — | — | — |
| └ 207.40.46.0/24 | 256 | CCM-BLOCK2 | unknown | — | — | — |
| └ 207.40.47.0/24 | 256 | MNX-ACCES002-3 | unknown | — | — | — |
Network & registry
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 207.40.0.0/14
- Registration type
- Direct Allocation
- Record created
- Jan 24, 1996
- Legacy
- yes
- Reallocated to
- Memphis Networx (MEMPH-1)
- Reallocated range
- 207.40.40.0/21
- Reallocated
- Sep 19, 2006
Origin network
AS32068
ZZ
- Registered
- Nov 3, 2026
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Aug 2005
- Current origin since
- Aug 2005 · 21 yr
- Origin networks
- 1
IRR inside
Route objects inside
| Prefix | Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|---|
| 207.40.45.0/24 | AS16526 | RADB | Proxy fbo Birch Telecom, Inc (AS16526) | MAINT-AS7029 | Nov 13, 2023 |
| 207.40.47.0/24 | AS16526 | RADB | Proxy fbo Birch Telecom, Inc (AS16526) | MAINT-AS7029 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 207.40.40.0/21
- Netname
- SPRINTLINK
- Registrant
- Memphis Networx
- Organization
- Memphis Networx (MEMPH-1)
- Org address
- 901 Front Street, Suite 200, Louisville, CO, 80027
- Org country
- US
- Type
- Reallocated
- Handle
- NET-207-40-40-0-1
- Parent
- NET-207-40-0-0-1
- Created
- Sep 19, 2006
- RIR
- ARIN
- Country
- US
- Delegated
- Jan 24, 1996
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Abuse
- Phone
- +1-866-236-2824
- Handle
- ABUSE5675-ARIN