Data as of Nov 13, 2026
205.245.41.0/24
No anonymizer space · no proxy exits in 30 daysCenturyLink Communications, LLC · space held by Cogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 205.245.0.0/18 since May 2005 | AS2379 | Residential | Cogent Communications, LLC via Sprint-United Telephone of Florida | |||
| 205.240.0.0/13 | AS174 | Internet provider | IP broker Rackdog (part) | 36 2 always on | 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 |
|---|---|---|---|---|---|---|
| 205.240.0.0/13 | 524,288 | COGENT-205-240-0 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Apr 24, 1995 | abuse@ |
| └ 205.245.0.0/18 | 16,384 | SPRINT-CDF500-7 | Sprint-United Telephone of Florida (UTOF) · US | Reallocated | Apr 19, 1999 | — |
| └ 205.245.41.0/24 | 256 | 205IRDG1 | IRDG, Inc. (IRDGIN) · US | Reassigned | Nov 16, 1999 | — |
Network & registry
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 205.
240. 0. 0/ 13 - Registration type
- Direct Allocation
- Record created
- Apr 24, 1995
- Legacy
- yes
- Reallocated to
- Sprint-United Telephone of Florida (UTOF)
- Reallocated range
- 205.
245. 0. 0/ 18 - Reallocated
- Apr 19, 1999
Origin network
AS209
US
- Name
- CenturyLink Communications, LLC
- Type
- Internet provider
- Registered
- Nov 13, 1998
- Domain
- lumen.com
- Website
- www.lumen.com
- 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
- Apr 2015
- Current origin since
- Apr 2015 · 12 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 205.
245. 41. 0/ 24 - Netname
- 205IRDG1
- Registrant
- IRDG, Inc.
- Organization
- IRDG, Inc. (IRDGIN)
- Org address
- 531 Versialles Drive, Suite 110, Maitland, FL, 32751
- Org country
- US
- Type
- Reassigned
- Handle
- NET-205-245-41-0-1
- Parent
- NET-205-245-0-0-1
- Created
- Nov 16, 1999
- RIR
- ARIN
- Country
- US
- Delegated
- Apr 24, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
aup. lumen. com - Name
- Centurylink Abuse Desk
- Phone
- +1-877-886-6515
- Handle
- CAD54-ARIN