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EudorIA Threat Observatory

66.132.172.136

Technical source observed on EudorIA perimeter controls. All the events listed were blocked, contained or detected by the defensive systems.

Confidencehigh18 catalogued events

First observation06/08/2026 21:16

Last observation02/09/2026 19:58

Controls areaFIREWALL

Maximum rule level14/20

Network context

Estimated origin

Country: Canada (CA)
City: Location not published by the sources
ASN: AS398324
ASN operator / holder: CENSYS-ARIN-01 - Censys, Inc., US
Announced prefix: 66.132.172.0/24
Reverse DNS: 136.172.132.66.censys-scanner.com

Last activity

Known IOC

Public destination: eudoria.it
Service: OpenVPN
Rule: 100703
Technical reason: OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.
Outcome: Blocked / detected

Minimised history

Observed evidence

Last 18 publishable events

02/09/2026 19:58

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: OpenVPN
Outcome: Blocked

02/09/2026 19:57

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: OpenVPN
Outcome: Blocked

02/09/2026 19:57

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: OpenVPN
Outcome: Blocked

02/09/2026 19:57

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: OpenVPN
Outcome: Blocked

02/09/2026 19:57

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: OpenVPN
Outcome: Blocked

02/09/2026 19:57

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: OpenVPN
Outcome: Blocked

02/09/2026 19:57

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: OpenVPN
Outcome: Blocked

02/09/2026 19:57

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: OpenVPN
Outcome: Blocked

02/09/2026 19:57

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: OpenVPN
Outcome: Blocked

29/08/2026 22:24

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: TCP porta 143 (servizio non catalogato)
Outcome: Blocked

29/08/2026 22:24

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: TCP porta 143 (servizio non catalogato)
Outcome: Blocked

29/08/2026 22:24

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: TCP porta 143 (servizio non catalogato)
Outcome: Blocked

29/08/2026 22:24

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: TCP porta 143 (servizio non catalogato)
Outcome: Blocked

29/08/2026 22:24

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: TCP porta 143 (servizio non catalogato)
Outcome: Blocked

29/08/2026 22:24

FIREWALL

Known IOC

high

OPNsense blocked traffic from a source present in the EudorIA malicious IOC list: 66.132.172.136.

Destination: eudoria.it
Service: TCP porta 143 (servizio non catalogato)
Outcome: Blocked

25/08/2026 03:28

FIREWALL

Repeated network probe

medium

Repeated OPNsense blocked traffic from the same sour[indirizzo] 66.132.172.136.

Destination: eudoria.it
Service: TCP porta 7777 (servizio non catalogato)
Outcome: Blocked

25/08/2026 03:28

FIREWALL

Repeated network probe

medium

Repeated OPNsense blocked traffic from the same sour[indirizzo] 66.132.172.136.

Destination: eudoria.it
Service: TCP porta 7777 (servizio non catalogato)
Outcome: Blocked

06/08/2026 21:16

FIREWALL

Repeated network probe

medium

Repeated OPNsense blocked traffic from the same sour[indirizzo] 66.132.172.136.

Destination: eudoria.it
Service: TCP porta 4443 (servizio non catalogato)
Outcome: Blocked