IPv4 prefix

161.5.0.0/16

IP Prefix (CIDR): 161.5.0.0/16
Subnet Mask: 255.255.0.0
Address Count: 65,536
IP Range: 161.5.0.0 - 161.5.255.255
Subnet calculator: Calculate subnet details

Registered Owner

Owner: International Atomic Energy Agency
Handle: ORG-IAEA1-RIPE
Country: Austria (AT)
Address: PO-Box 100; A-1400 Vienna AT
Registry: RIPENCC
Registered Prefix: 161.5.0.0/16 (161.5.0.0 - 161.5.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
161.5.0.0/16	Exact	AS12311	International Atomic Energy Agency	Austria (AT)	161.5.0.0	161.5.255.255
161.5.32.0/24	More specific	AS215048	International Atomic Energy Agency	Austria (AT)	161.5.32.0	161.5.32.255