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IPv4 prefix

217.28.208.0/21

IP Prefix (CIDR)
217.28.208.0/21
Subnet Mask
255.255.248.0
Address Count
2,048
IP Range
217.28.208.0 - 217.28.215.255
Subnet calculator
Calculate subnet details
Registered Owners
Registration 1 of 2
Owner
RIPE-NCC-MANAGED-ADDRESS-BLOCK
Registry
RIPENCC
Registered Prefix
217.0.0.0/8 (217.0.0.0 - 217.255.255.255)
Delegated Prefix
217.78.229.0/24 (217.78.229.0 - 217.78.229.255)
Registration 2 of 2
Handle
JSC-TELENET-MNT
Country
Russian Federation (RU)
Registry
RIPENCC
Registered Prefixes
217.28.208.0/27 (217.28.208.0 - 217.28.208.31)
217.28.208.32/29 (217.28.208.32 - 217.28.208.39)
217.28.208.52/30 (217.28.208.52 - 217.28.208.55)
217.28.208.60/30 (217.28.208.60 - 217.28.208.63)
217.28.208.64/30 (217.28.208.64 - 217.28.208.67)
217.28.208.68/30 (217.28.208.68 - 217.28.208.71)
217.28.208.72/29 (217.28.208.72 - 217.28.208.79)
217.28.208.80/30 (217.28.208.80 - 217.28.208.83)
217.28.208.84/30 (217.28.208.84 - 217.28.208.87)
217.28.208.92/30 (217.28.208.92 - 217.28.208.95)
217.28.208.104/29 (217.28.208.104 - 217.28.208.111)
217.28.208.124/30 (217.28.208.124 - 217.28.208.127)
217.28.208.128/27 (217.28.208.128 - 217.28.208.159)
217.28.208.160/29 (217.28.208.160 - 217.28.208.167)
217.28.208.168/29 (217.28.208.168 - 217.28.208.175)
217.28.208.176/29 (217.28.208.176 - 217.28.208.183)
217.28.208.192/30 (217.28.208.192 - 217.28.208.195)
217.28.208.200/29 (217.28.208.200 - 217.28.208.207)
217.28.208.208/29 (217.28.208.208 - 217.28.208.215)
217.28.208.216/29 (217.28.208.216 - 217.28.208.223)
217.28.208.224/30 (217.28.208.224 - 217.28.208.227)
217.28.208.232/30 (217.28.208.232 - 217.28.208.235)
217.28.208.236/30 (217.28.208.236 - 217.28.208.239)
217.28.208.240/30 (217.28.208.240 - 217.28.208.243)
217.28.208.248/29 (217.28.208.248 - 217.28.208.255)
217.28.209.0/26 (217.28.209.0 - 217.28.209.63)
217.28.209.64/27 (217.28.209.64 - 217.28.209.95)
217.28.209.104/29 (217.28.209.104 - 217.28.209.111)
217.28.209.112/29 (217.28.209.112 - 217.28.209.119)
217.28.209.124/30 (217.28.209.124 - 217.28.209.127)
217.28.209.128/29 (217.28.209.128 - 217.28.209.135)
217.28.209.152/29 (217.28.209.152 - 217.28.209.159)
217.28.209.160/28 (217.28.209.160 - 217.28.209.175)
217.28.210.8/29 (217.28.210.8 - 217.28.210.15)
217.28.210.16/29 (217.28.210.16 - 217.28.210.23)
217.28.210.24/29 (217.28.210.24 - 217.28.210.31)
217.28.210.40/29 (217.28.210.40 - 217.28.210.47)
217.28.210.48/29 (217.28.210.48 - 217.28.210.55)
217.28.210.60/30 (217.28.210.60 - 217.28.210.63)
217.28.210.72/29 (217.28.210.72 - 217.28.210.79)
217.28.210.80/29 (217.28.210.80 - 217.28.210.87)
217.28.210.88/30 (217.28.210.88 - 217.28.210.91)
217.28.210.92/31 (217.28.210.92 - 217.28.210.93)
217.28.210.96/29 (217.28.210.96 - 217.28.210.103)
217.28.210.112/29 (217.28.210.112 - 217.28.210.119)
217.28.210.120/29 (217.28.210.120 - 217.28.210.127)
217.28.210.128/30 (217.28.210.128 - 217.28.210.131)
217.28.210.132/30 (217.28.210.132 - 217.28.210.135)
217.28.210.140/30 (217.28.210.140 - 217.28.210.143)
217.28.210.144/30 (217.28.210.144 - 217.28.210.147)
217.28.210.148/30 (217.28.210.148 - 217.28.210.151)
217.28.210.152/29 (217.28.210.152 - 217.28.210.159)
217.28.210.164/30 (217.28.210.164 - 217.28.210.167)
217.28.210.168/30 (217.28.210.168 - 217.28.210.171)
217.28.210.172/30 (217.28.210.172 - 217.28.210.175)
217.28.210.180/30 (217.28.210.180 - 217.28.210.183)
217.28.210.192/28 (217.28.210.192 - 217.28.210.207)
217.28.210.208/30 (217.28.210.208 - 217.28.210.211)
217.28.210.212/30 (217.28.210.212 - 217.28.210.215)
217.28.210.220/30 (217.28.210.220 - 217.28.210.223)
217.28.210.224/27 (217.28.210.224 - 217.28.210.255)
217.28.211.0/28 (217.28.211.0 - 217.28.211.15)
217.28.211.16/29 (217.28.211.16 - 217.28.211.23)
217.28.211.44/30 (217.28.211.44 - 217.28.211.47)
217.28.211.68/30 (217.28.211.68 - 217.28.211.71)
217.28.211.72/29 (217.28.211.72 - 217.28.211.79)
217.28.211.80/29 (217.28.211.80 - 217.28.211.87)
217.28.211.88/29 (217.28.211.88 - 217.28.211.95)
217.28.211.96/29 (217.28.211.96 - 217.28.211.103)
217.28.211.120/30 (217.28.211.120 - 217.28.211.123)
217.28.211.128/28 (217.28.211.128 - 217.28.211.143)
217.28.211.144/29 (217.28.211.144 - 217.28.211.151)
217.28.211.160/29 (217.28.211.160 - 217.28.211.167)
217.28.211.168/29 (217.28.211.168 - 217.28.211.175)
217.28.211.176/28 (217.28.211.176 - 217.28.211.191)
217.28.211.200/29 (217.28.211.200 - 217.28.211.207)
217.28.211.208/29 (217.28.211.208 - 217.28.211.215)
217.28.211.220/30 (217.28.211.220 - 217.28.211.223)
217.28.211.224/29 (217.28.211.224 - 217.28.211.231)
217.28.211.232/29 (217.28.211.232 - 217.28.211.239)
217.28.211.240/30 (217.28.211.240 - 217.28.211.243)
217.28.211.244/30 (217.28.211.244 - 217.28.211.247)
217.28.212.0/27 (217.28.212.0 - 217.28.212.31)
217.28.212.32/29 (217.28.212.32 - 217.28.212.39)
217.28.212.40/29 (217.28.212.40 - 217.28.212.47)
217.28.212.48/29 (217.28.212.48 - 217.28.212.55)
217.28.212.56/29 (217.28.212.56 - 217.28.212.63)
217.28.212.64/29 (217.28.212.64 - 217.28.212.71)
217.28.212.72/30 (217.28.212.72 - 217.28.212.75)
217.28.212.80/29 (217.28.212.80 - 217.28.212.87)
217.28.212.100/30 (217.28.212.100 - 217.28.212.103)
217.28.212.104/30 (217.28.212.104 - 217.28.212.107)
217.28.212.112/30 (217.28.212.112 - 217.28.212.115)
217.28.212.116/30 (217.28.212.116 - 217.28.212.119)
217.28.212.120/29 (217.28.212.120 - 217.28.212.127)
217.28.212.128/29 (217.28.212.128 - 217.28.212.135)
217.28.212.144/28 (217.28.212.144 - 217.28.212.159)
217.28.212.184/29 (217.28.212.184 - 217.28.212.191)
217.28.212.192/26 (217.28.212.192 - 217.28.212.255)
Delegated Prefix
217.28.208.0/21 (217.28.208.0 - 217.28.215.255)

These results are partial. Additional registration records were omitted.

BGP Announcements
Announced Prefix Relationship Origin ASN Description Country First Address Last Address
217.28.208.0/21 Exact AS31363 JSC ER-Telecom Holding Russian Federation (RU) 217.28.208.0 217.28.215.255