IPv4 prefix

83.149.192.0/18

IP Prefix (CIDR): 83.149.192.0/18
Subnet Mask: 255.255.192.0
Address Count: 16,384
IP Range: 83.149.192.0 - 83.149.255.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 2

Owner: RIPE-NCC-MANAGED-ADDRESS-BLOCK
Registry: RIPENCC
Registered Prefix: 83.0.0.0/8 (83.0.0.0 - 83.255.255.255)
Delegated Prefix: 83.97.73.0/24 (83.97.73.0 - 83.97.73.255)

Registration 2 of 2

Handle: AS3058-MNT
Country: Russian Federation (RU)
Registry: RIPENCC
Registered Prefixes: 83.149.192.0/22 (83.149.192.0 - 83.149.195.255)
83.149.196.0/27 (83.149.196.0 - 83.149.196.31)
83.149.196.32/28 (83.149.196.32 - 83.149.196.47)
83.149.196.48/29 (83.149.196.48 - 83.149.196.55)
83.149.196.56/30 (83.149.196.56 - 83.149.196.59)
83.149.196.60/30 (83.149.196.60 - 83.149.196.63)
83.149.196.64/26 (83.149.196.64 - 83.149.196.127)
83.149.196.128/25 (83.149.196.128 - 83.149.196.255)
83.149.197.0/24 (83.149.197.0 - 83.149.197.255)
83.149.198.0/23 (83.149.198.0 - 83.149.199.255)
83.149.200.0/22 (83.149.200.0 - 83.149.203.255)
83.149.204.0/23 (83.149.204.0 - 83.149.205.255)
83.149.206.0/23 (83.149.206.0 - 83.149.207.255)
83.149.208.0/25 (83.149.208.0 - 83.149.208.127)
83.149.208.128/25 (83.149.208.128 - 83.149.208.255)
83.149.209.0/24 (83.149.209.0 - 83.149.209.255)
83.149.210.0/27 (83.149.210.0 - 83.149.210.31)
83.149.210.32/28 (83.149.210.32 - 83.149.210.47)
83.149.210.64/28 (83.149.210.64 - 83.149.210.79)
83.149.210.80/28 (83.149.210.80 - 83.149.210.95)
83.149.210.96/27 (83.149.210.96 - 83.149.210.127)
83.149.210.128/25 (83.149.210.128 - 83.149.210.255)
83.149.211.0/24 (83.149.211.0 - 83.149.211.255)
83.149.212.0/22 (83.149.212.0 - 83.149.215.255)
83.149.216.0/21 (83.149.216.0 - 83.149.223.255)
83.149.224.0/26 (83.149.224.0 - 83.149.224.63)
83.149.224.64/27 (83.149.224.64 - 83.149.224.95)
83.149.224.96/28 (83.149.224.96 - 83.149.224.111)
83.149.224.112/30 (83.149.224.112 - 83.149.224.115)
83.149.224.120/29 (83.149.224.120 - 83.149.224.127)
83.149.224.128/28 (83.149.224.128 - 83.149.224.143)
83.149.224.144/28 (83.149.224.144 - 83.149.224.159)
83.149.224.160/27 (83.149.224.160 - 83.149.224.191)
83.149.224.192/28 (83.149.224.192 - 83.149.224.207)
83.149.224.208/28 (83.149.224.208 - 83.149.224.223)
83.149.224.224/28 (83.149.224.224 - 83.149.224.239)
83.149.224.240/28 (83.149.224.240 - 83.149.224.255)
83.149.225.0/24 (83.149.225.0 - 83.149.225.255)
83.149.226.0/24 (83.149.226.0 - 83.149.226.255)
83.149.227.0/24 (83.149.227.0 - 83.149.227.255)
83.149.228.0/27 (83.149.228.0 - 83.149.228.31)
83.149.228.32/27 (83.149.228.32 - 83.149.228.63)
83.149.228.64/27 (83.149.228.64 - 83.149.228.95)
83.149.228.96/27 (83.149.228.96 - 83.149.228.127)
83.149.228.128/25 (83.149.228.128 - 83.149.228.255)
83.149.229.0/24 (83.149.229.0 - 83.149.229.255)
83.149.230.0/24 (83.149.230.0 - 83.149.230.255)
83.149.231.0/26 (83.149.231.0 - 83.149.231.63)
83.149.231.64/26 (83.149.231.64 - 83.149.231.127)
83.149.231.128/26 (83.149.231.128 - 83.149.231.191)
83.149.231.192/26 (83.149.231.192 - 83.149.231.255)
83.149.232.0/23 (83.149.232.0 - 83.149.233.255)
83.149.234.0/27 (83.149.234.0 - 83.149.234.31)
83.149.234.32/27 (83.149.234.32 - 83.149.234.63)
83.149.234.64/26 (83.149.234.64 - 83.149.234.127)
83.149.234.128/25 (83.149.234.128 - 83.149.234.255)
83.149.235.0/24 (83.149.235.0 - 83.149.235.255)
83.149.236.0/27 (83.149.236.0 - 83.149.236.31)
83.149.236.32/27 (83.149.236.32 - 83.149.236.63)
83.149.236.64/27 (83.149.236.64 - 83.149.236.95)
83.149.236.96/27 (83.149.236.96 - 83.149.236.127)
83.149.236.128/26 (83.149.236.128 - 83.149.236.191)
83.149.236.192/28 (83.149.236.192 - 83.149.236.207)
83.149.236.208/29 (83.149.236.208 - 83.149.236.215)
83.149.236.216/29 (83.149.236.216 - 83.149.236.223)
83.149.236.224/29 (83.149.236.224 - 83.149.236.231)
83.149.236.232/29 (83.149.236.232 - 83.149.236.239)
83.149.236.240/29 (83.149.236.240 - 83.149.236.247)
83.149.237.0/24 (83.149.237.0 - 83.149.237.255)
83.149.238.0/24 (83.149.238.0 - 83.149.238.255)
83.149.239.0/25 (83.149.239.0 - 83.149.239.127)
83.149.239.160/28 (83.149.239.160 - 83.149.239.175)
83.149.239.176/28 (83.149.239.176 - 83.149.239.191)
83.149.239.192/26 (83.149.239.192 - 83.149.239.255)
83.149.240.0/26 (83.149.240.0 - 83.149.240.63)
83.149.240.96/27 (83.149.240.96 - 83.149.240.127)
83.149.240.128/26 (83.149.240.128 - 83.149.240.191)
83.149.240.192/29 (83.149.240.192 - 83.149.240.199)
83.149.240.200/29 (83.149.240.200 - 83.149.240.207)
83.149.240.208/28 (83.149.240.208 - 83.149.240.223)
83.149.240.224/28 (83.149.240.224 - 83.149.240.239)
83.149.240.240/28 (83.149.240.240 - 83.149.240.255)
83.149.241.0/27 (83.149.241.0 - 83.149.241.31)
83.149.241.32/27 (83.149.241.32 - 83.149.241.63)
83.149.241.64/26 (83.149.241.64 - 83.149.241.127)
83.149.241.128/27 (83.149.241.128 - 83.149.241.159)
83.149.241.160/28 (83.149.241.160 - 83.149.241.175)
83.149.241.176/28 (83.149.241.176 - 83.149.241.191)
83.149.241.192/26 (83.149.241.192 - 83.149.241.255)
83.149.244.0/24 (83.149.244.0 - 83.149.244.255)
83.149.245.0/24 (83.149.245.0 - 83.149.245.255)
83.149.246.0/30 (83.149.246.0 - 83.149.246.3)
83.149.246.4/30 (83.149.246.4 - 83.149.246.7)
83.149.246.8/30 (83.149.246.8 - 83.149.246.11)
83.149.246.12/30 (83.149.246.12 - 83.149.246.15)
83.149.246.16/28 (83.149.246.16 - 83.149.246.31)
83.149.246.32/27 (83.149.246.32 - 83.149.246.63)
83.149.246.64/26 (83.149.246.64 - 83.149.246.127)
83.149.246.128/27 (83.149.246.128 - 83.149.246.159)
Delegated Prefix: 83.149.192.0/18 (83.149.192.0 - 83.149.255.255)

These results are partial. Additional registration records were omitted.

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
83.149.192.0/18	Exact	AS3267	SCIENTIFIC RESEARCH INSTITUTE FOR SYSTEM ANALYSIS OF THE NATIONAL RESEARCH CENTRE KURCHATOV INSTITUTE	Russian Federation (RU)	83.149.192.0	83.149.255.255
83.149.250.0/24	More specific	AS8409	Institute for Information Transmission Problems of the Russian Academy of Sciences of A.A. Kharkevich	Russian Federation (RU)	83.149.250.0	83.149.250.255