Data as of Nov 6, 2026
206.84.52.0/22
No anonymizer space · no proxy exits in 30 daysAS Sistemas LTDA · space held by Cogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 206.84.48.0/21 since Sep 2022 | AS265175 | Residential | 478 11 always on | Cogent Communications, LLC via AS Sistemas | |
| 206.84.48.0/20 since Sep 2022 | AS265175 | Residential | 487 12 always on | Cogent Communications, LLC via AS Sistemas | |
| 206.84.32.0/19 since Nov 2020 | AS265175 | Residential | 1,843 52 always on | Cogent Communications, LLC via AS Sistemas | |
| 206.84.0.0/15 since Jun 2005 | AS174 | Internet provider | 9,302 1,293 always on | Cogent Communications, LLC |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 206.84.52.0/23 since Sep 2022 | AS265175 | Residential | Cogent Communications, LLC via AS Sistemas | |
| 206.84.52.0/24 since Nov 2025 | AS265175 | Residential | Cogent Communications, LLC via AS Sistemas | |
| 206.84.53.0/24 since Nov 2025 | AS265175 | Residential | Cogent Communications, LLC via AS Sistemas | |
| 206.84.54.0/23 since Sep 2022 | AS265175 | Residential | Cogent Communications, LLC via AS Sistemas | |
| 206.84.54.0/24 since Nov 2025 | AS265175 | Residential | Cogent Communications, LLC via AS Sistemas | |
| 206.84.55.0/24 since Nov 2025 | AS265175 | Residential | Cogent Communications, LLC via AS Sistemas |
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 |
|---|---|---|---|---|---|---|
| 206.84.0.0/15 | 131,072 | COGENT-206-84-15 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Aug 10, 1995 | abuse@ |
| └ 206.84.32.0/19 | 8,192 | AS-SISTEMAS-CGNT-NET-1 | AS Sistemas (ASTE) · BR | Reallocated | Jan 6, 2021 | — |
Network & registry
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 206.
84. 0. 0/ 15 - Registration type
- Direct Allocation
- Record created
- Aug 10, 1995
- Legacy
- yes
- Reallocated to
- AS Sistemas (ASTE)
- Reallocated range
- 206.
84. 32. 0/ 19 - Reallocated
- Jan 6, 2021
Origin network
AS265175
BR
- Name
- AS Sistemas LTDA
- Type
- Internet provider
- Registered
- Dec 1, 2015
- Domain
- assistemas.net.br
- Website
- www.assistemas.net.br
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2020
- Current origin since
- Sep 2022 · 4.1 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 206.
84. 32. 0/ 19 - Netname
- AS-SISTEMAS-CGNT-NET-1
- Registrant
- AS Sistemas
- Organization
- AS Sistemas (ASTE)
- Org address
- 261, TV DOS TUPINAMBAS, BELEM, PA, 66033-815
- Org country
- BR
- Type
- Reallocated
- Handle
- NET-206-84-32-0-1
- Parent
- NET-206-84-0-0-1
- Created
- Jan 6, 2021
- RIR
- ARIN
- Country
- US
- Delegated
- Aug 10, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN