Data as of Nov 15, 2026
204.199.205.136/30
No anonymizer space · no proxy exits in 30 daysLevel 3 Parent, LLC · space held by Cirion Technologies Solutions, LLC
Announced by
Type
Unknown
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Oct 22, 2026
from AS596 Level 3 Parent, LLC, after 12.2 years unannounced
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 204.199.192.0/19 since Mar 2020 | AS3549 | Unknown | 25 5 always on | Cirion Technologies Solutions, LLC via CTL Latam | |
| 204.198.0.0/15 since Mar 2020 | AS3356 | Internet provider | 496 142 always on |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 204.199.0.0/16 | 65,536 | GCASL-204-198 | Cirion Technologies Solutions, LLC (GCASL) · US | Direct Allocation | Nov 23, 1994 | abuse@ |
| └ 204.199.0.0/16 | 65,536 | LPL-141-CL-1905-204-199 | CTL Latam (CL-1905) · PE | Reallocated | Mar 18, 2020 | abuse@ |
| └ 204.199.192.0/20 | 4,096 | NET-204-199-192-0-1 | CTL Mexico (CM-1655) · MX | Reallocated | Mar 19, 2020 | abuse@ |
| └ 204.199.205.136/30 | 4 | NET-204-199-205-136-30 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 204.199.192.0/20
- Prefix
- 204.199.192.0/20
- Announced by
- AS3549 Level 3 Parent, LLC
- Type
- Unknown
- Proxy exits
- 24
- Always-on exits
- 5
- RPKI
- No RPKI
- Netname
- NET-204-199-192-0-1
- Registrant
- CTL Mexico
- RIR
- ARIN
Registry
Holder
- Organization
- Cirion Technologies Solutions, LLC
- Handle
- GCASL
- Range
- 204.
199. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Nov 23, 1994
- Legacy
- yes
- Reallocated to
- CTL Mexico (CM-1655)
- Reallocated range
- 204.
199. 192. 0/ 20 - Reallocated
- Mar 19, 2020
Origin network
AS3549
US
- Name
- Level 3 Parent, LLC
- Type
- Internet provider
- Registered
- Mar 21, 2000
- 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
204.199.192.0/20
Routing history
- Pattern
- Reactivated
- First seen
- May 2012
- Current origin since
- Oct 22, 2026 · under a month
- Origin networks
- 2
- Last change of origin
- Oct 22, 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 204.
199. 192. 0/ 20 - Netname
- NET-204-199-192-0-1
- Registrant
- CTL Mexico
- Organization
- CTL Mexico (CM-1655)
- Org address
- LAGO ZURICH NO. 96, CIUDAD DE MEXICO, 11529
- Org country
- MX
- Type
- Reallocated
- Handle
- NET-204-199-192-0-1
- Parent
- NET-204-199-0-0-1
- Created
- Mar 19, 2020
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 23, 1994
- Status
- assigned
Report abuse
Abuse contact
- abuse@
ciriontechnologies. com - Name
- Abuse
- Phone
- +3143121683
- Handle
- ABUSE9424-ARIN