Data as of Nov 9, 2026
193.34.51.0/24
No anonymizer space · no proxy exits in 30 daysCogent 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 |
|---|---|---|---|---|---|---|
| 193.34.48.0/22 | 1,024 | DK-NET | Denis Klimek (ORG-DK72-RIPE) · DE | ASSIGNED PI | Aug 7, 2017 | help@ |
Network & registry
Origin network
AS174
US
- Name
- Cogent Communications, LLC
- Type
- Internet provider
- Registered
- May 16, 1996
- Domain
- cogentco.com
- Website
- www.cogentco.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 1,623
Routing timeline
Who has announced this prefix
latest 12 of 14 stints
Summary
Routing history
- Pattern
- Rotating
- First seen
- Feb 2007
- Current origin since
- Feb 2026 · 9 mo
- Origin networks
- 12
- Last change of origin
- Feb 2026
Recorded history
History
- Stints on record
- 14
- Handoffs
- 12
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 193.34.51.0/24 | AS174 | /24 | RIPE | RPKI valid |
| 193.34.48.0/22 | AS251 | /24 | RIPE | Another network |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS174 | RIPE | DKLIMEK-MNT | Oct 31, 2026 |
Whois
Registration for this announcement
- Range
- Not stated by the registry
- Netname
- DK-NET
- Registrant
- Denis Klimek
- Registrant country
- DE
- Organization
- Not stated by the registry
- Created
- Aug 7, 2017
- RIR
- RIPE NCC
- Country
- DE
- Delegated
- Nov 9, 2006
- Status
- assigned