IPv4 prefix

8.243.0.0/19

IP Prefix (CIDR): 8.243.0.0/19
Subnet Mask: 255.255.224.0
Address Count: 8,192
IP Range: 8.243.0.0 - 8.243.31.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 5

Owner: CTL Argentina
Handle: CA-1677
Address: Av. Del Campo 1301 Buenos Aires C1427APA Argentina
Registry: ARIN
Registered Prefix: 8.243.0.0/19 (8.243.0.0 - 8.243.31.255)
Delegated Prefix: 8.242.0.0/15 (8.242.0.0 - 8.243.255.255)

Registration 2 of 5

Owner: BANCO CIUDAD DE BUENOS AIRES
Handle: C08378008
Address: Buenos Aires Buenos Aires Argentina
Registry: ARIN
Registered Prefix: 8.243.10.0/24 (8.243.10.0 - 8.243.10.255)
Delegated Prefix: 8.242.0.0/15 (8.242.0.0 - 8.243.255.255)

Registration 3 of 5

Owner: LINKUP INTERNET SRL
Handle: C08300516
Address: Buenos Aires Buenos Aires Argentina
Registry: ARIN
Registered Prefix: 8.243.13.0/24 (8.243.13.0 - 8.243.13.255)
Delegated Prefix: 8.242.0.0/15 (8.242.0.0 - 8.243.255.255)

Registration 4 of 5

Owner: LINKUP INTERNET SRL
Handle: C08300514
Address: Buenos Aires Buenos Aires Argentina
Registry: ARIN
Registered Prefix: 8.243.14.0/24 (8.243.14.0 - 8.243.14.255)
Delegated Prefix: 8.242.0.0/15 (8.242.0.0 - 8.243.255.255)

Registration 5 of 5

Owner: BANCO DE LA PROVINCIA DE BUENOS AIRES
Handle: C08764920
Address: Buenos Aires Buenos Aires Argentina
Registry: ARIN
Registered Prefix: 8.243.17.0/24 (8.243.17.0 - 8.243.17.255)
Delegated Prefix: 8.242.0.0/15 (8.242.0.0 - 8.243.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
8.224.0.0/11	Covering	AS3356	Level 3 Parent LLC	United States of America (US)	8.224.0.0	8.255.255.255
8.243.2.0/23	More specific	AS10753	Level 3 Parent LLC	United States of America (US)	8.243.2.0	8.243.3.255
8.243.10.0/24	More specific	AS10753	Level 3 Parent LLC	United States of America (US)	8.243.10.0	8.243.10.255
8.243.13.0/24	More specific	AS263756	LINKUP INTERNET SRL	Argentina (AR)	8.243.13.0	8.243.13.255
8.243.14.0/24	More specific	AS263756	LINKUP INTERNET SRL	Argentina (AR)	8.243.14.0	8.243.14.255
8.243.17.0/24	More specific	AS263756	LINKUP INTERNET SRL	Argentina (AR)	8.243.17.0	8.243.17.255