Data as of Nov 10, 2026
Autonomous system

AS12551

ENEL S.p.A

Announces 72,192 addresses in 33 prefixes. None of it is anonymizer space.

Type
Business
IT

Announced prefixes

Arrived
PrefixTypeRPKI
146.133.0.0/18
since Jan 2025
Business
146.133.1.0/24
since Oct 2023
Business
146.133.7.0/24
since Oct 2023
Business
146.133.12.0/24
since Feb 2021
Business
146.133.13.0/24
since Feb 2021
Business
146.133.19.0/24
since Nov 2023
Business
146.133.29.0/24
since Nov 2023
Business
146.133.64.0/19
since Jan 2025
Business
146.133.68.0/24
since Feb 2021
Business
146.133.96.0/20
since Jan 2025
Business
146.133.96.0/24
since Aug 2021
Business
146.133.112.0/21
since Jan 2025
Business
146.133.120.0/22
since Jan 2025
Business
146.133.125.0/24
since Jan 2025
Business
146.133.126.0/24
since Jan 2025
Business
146.133.128.0/19
since May 2005
Business
146.133.128.0/24
since Sep 2023
Business
146.133.159.0/24
since Sep 2019
Business
146.133.240.0/24
since Jun 2017
Business
158.47.0.0/24
since May 2022
Business
158.47.1.0/24
since May 2022
Business
158.47.2.0/24
since May 2022
Business
158.47.3.0/24
since Feb 2023
Business
158.47.4.0/24
since Jul 2022
Business
158.47.6.0/24
since Mar 2026
Business
158.47.7.0/24
since Nov 2023
Business
158.47.8.0/23
since Jun 2025
Business
158.47.8.0/24
since Apr 2025
Business
158.47.9.0/24
since Nov 2024
Business
158.47.14.0/23
since Apr 2025
Business
158.47.16.0/20
since Nov 2023
Business
158.47.32.0/19
since Nov 2023
Business
158.47.64.0/18
since Nov 2023
Business

Network & history

Routing patterns

How its announcements have moved

Arrivals

Year each prefix's current origin began announcing it