View

If you are scraping this block for the prefixes that a AS originates, please use the data dumps in https://bgp.tools/kb/api and cache them

	Prefix	Description
	12.190.3.0/24	FOUR SEASONS HVAC INC

---

Network Policy

Click here to learn more about what this graph means and what makes up a network policy Global Aggregation Policy hardcore_einstein

Chart Display Options

Display links using non straight lines

Prefixes in selected policy

Load all prefixes in policy

---

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS7018	AT&T Enterprises, LLC	✔	✘
	AS33491	Comcast Cable Communications, LLC	✔	✘

---

Peers

	ASN	Description	IPv4	IPv6
	AS7018	AT&T Enterprises, LLC	✔	✘
	AS33491	Comcast Cable Communications, LLC	✔	✘

ASHandle:       AS401613
OrgID:          FSHAC
ASName:         FSHAC
ASNumber:       401613
RegDate:        2025-01-16
Updated:        2025-01-16
Source:         ARIN



OrgID:          FSHAC
OrgName:        Four Seasons Heating & Air Conditioning, LLC
CanAllocate:    
Street:         5701 W 73rd St
City:           Chicago
State/Prov:     IL
Country:        US
PostalCode:     60638
RegDate:        2024-11-21
Updated:        2025-01-10
OrgAdminHandle: LOCAS17-ARIN
OrgTechHandle:  LOCAS17-ARIN
OrgAbuseHandle: LOCAS17-ARIN
Source:         ARIN





OrgAdminHandle:       LOCAS17-ARIN
OrgAdminName:         Brian Locascio
# Email removed, Log into bgp.tools to see whois emails


OrgTechHandle:        LOCAS17-ARIN
OrgTechName:          Brian Locascio
# Email removed, Log into bgp.tools to see whois emails


OrgAbuseHandle:       LOCAS17-ARIN
OrgAbuseName:         Brian Locascio
# Email removed, Log into bgp.tools to see whois emails

Last Update: 2026-03-13T03:24:43Z UTC

---

Member of the following AS-SETs

-	Member	ASN Count