Data as of Nov 12, 2026
81.2.128.0/24
No anonymizer space · no proxy exits in 30 daysR&R Managed Telecom Services · space held by Cogent Communications Group LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 81.2.128.0/18 since Sep 2005 | AS174 | Internet provider | 1,696 141 always on | Cogent Communications Group 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 |
|---|---|---|---|---|---|---|
| 81.2.128.0/18 | 16,384 | US-COGENT-20020315 | Cogent Communications Group LLC (ORG-GATI1-RIPE) · US | ALLOCATED PA | Mar 15, 2002 | abuse@ |
| └ 81.2.128.0/24 | 256 | CARRIERDOMAIN-COGENT | CarrierDomain Inc | ASSIGNED PA | Jan 13, 2010 | abuse@ via US-COGENT-20020315 |
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 Group LLC
- Handle
- ORG-GATI1-RIPE
- Range
- 81.
2. 128. 0/ 18 - Registration type
- ALLOCATED PA
- Record created
- Mar 15, 2002
Origin network
AS19970
US
- Name
- R&R Managed Telecom Services
- Type
- Internet provider
- Registered
- Mar 17, 2008
- Domain
- r-rtele.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Mar 2010
- Current origin since
- Jun 2015 · 11 yr
- Origin networks
- 2
- Last change of origin
- Jun 2015
Recorded history
History
- Handoffs
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS19970 | RADB | CarrierDomain | MAINT-AS19970 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 81.
2. 128. 0/ 24 - Netname
- CARRIERDOMAIN-COGENT
- Registrant
- CarrierDomain Inc
- Registrant country
- DE
- Organization
- CarrierDomain Inc
- Org country
- DE
- Type
- ASSIGNED PA
- Created
- Jan 13, 2010
- Updated
- Jan 13, 2010
- Maintainer
- COGENT-HM-MNT
- RIR
- RIPE NCC
- Country
- US
- Delegated
- Mar 15, 2002
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Communications Hostmaster
- Handle
- CGNT-RIPE