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IPv4 prefix

128.76.0.0/18

IP Prefix (CIDR)
128.76.0.0/18
Subnet Mask
255.255.192.0
Address Count
16,384
IP Range
128.76.0.0 - 128.76.63.255
Subnet calculator
Calculate subnet details
Registered Owner
Owner
TDC Holding A/S
Handle
ORG-TD1-RIPE
Country
Denmark (DK)
Address
Sletvej 30 DK-8310 Tranbjerg J DENMARK
Registry
RIPENCC
Registered Prefixes
128.76.0.0/22 (128.76.0.0 - 128.76.3.255)
128.76.7.0/24 (128.76.7.0 - 128.76.7.255)
128.76.8.0/24 (128.76.8.0 - 128.76.8.255)
128.76.11.0/24 (128.76.11.0 - 128.76.11.255)
128.76.15.0/25 (128.76.15.0 - 128.76.15.127)
128.76.15.128/25 (128.76.15.128 - 128.76.15.255)
128.76.16.0/25 (128.76.16.0 - 128.76.16.127)
128.76.16.128/25 (128.76.16.128 - 128.76.16.255)
128.76.17.0/24 (128.76.17.0 - 128.76.17.255)
128.76.19.128/25 (128.76.19.128 - 128.76.19.255)
128.76.20.0/26 (128.76.20.0 - 128.76.20.63)
128.76.20.64/26 (128.76.20.64 - 128.76.20.127)
128.76.20.128/26 (128.76.20.128 - 128.76.20.191)
128.76.20.192/27 (128.76.20.192 - 128.76.20.223)
128.76.20.224/27 (128.76.20.224 - 128.76.20.255)
128.76.23.64/26 (128.76.23.64 - 128.76.23.127)
128.76.23.128/26 (128.76.23.128 - 128.76.23.191)
128.76.23.192/26 (128.76.23.192 - 128.76.23.255)
128.76.24.0/24 (128.76.24.0 - 128.76.24.255)
128.76.25.0/26 (128.76.25.0 - 128.76.25.63)
128.76.25.64/26 (128.76.25.64 - 128.76.25.127)
128.76.25.192/26 (128.76.25.192 - 128.76.25.255)
128.76.26.0/25 (128.76.26.0 - 128.76.26.127)
128.76.26.128/25 (128.76.26.128 - 128.76.26.255)
128.76.27.0/26 (128.76.27.0 - 128.76.27.63)
128.76.27.64/26 (128.76.27.64 - 128.76.27.127)
128.76.27.128/26 (128.76.27.128 - 128.76.27.191)
128.76.27.192/26 (128.76.27.192 - 128.76.27.255)
128.76.31.0/26 (128.76.31.0 - 128.76.31.63)
128.76.34.12/30 (128.76.34.12 - 128.76.34.15)
128.76.34.20/30 (128.76.34.20 - 128.76.34.23)
128.76.34.28/30 (128.76.34.28 - 128.76.34.31)
128.76.34.32/30 (128.76.34.32 - 128.76.34.35)
128.76.34.44/30 (128.76.34.44 - 128.76.34.47)
128.76.34.48/28 (128.76.34.48 - 128.76.34.63)
128.76.34.76/30 (128.76.34.76 - 128.76.34.79)
128.76.34.88/30 (128.76.34.88 - 128.76.34.91)
128.76.34.100/30 (128.76.34.100 - 128.76.34.103)
128.76.34.104/29 (128.76.34.104 - 128.76.34.111)
128.76.34.112/29 (128.76.34.112 - 128.76.34.119)
128.76.34.124/30 (128.76.34.124 - 128.76.34.127)
128.76.34.136/29 (128.76.34.136 - 128.76.34.143)
128.76.34.144/30 (128.76.34.144 - 128.76.34.147)
128.76.34.168/29 (128.76.34.168 - 128.76.34.175)
128.76.34.184/29 (128.76.34.184 - 128.76.34.191)
128.76.34.192/30 (128.76.34.192 - 128.76.34.195)
128.76.34.204/30 (128.76.34.204 - 128.76.34.207)
128.76.34.208/29 (128.76.34.208 - 128.76.34.215)
128.76.34.220/30 (128.76.34.220 - 128.76.34.223)
128.76.34.224/30 (128.76.34.224 - 128.76.34.227)
128.76.34.228/30 (128.76.34.228 - 128.76.34.231)
128.76.34.240/30 (128.76.34.240 - 128.76.34.243)
128.76.34.244/30 (128.76.34.244 - 128.76.34.247)
128.76.37.4/30 (128.76.37.4 - 128.76.37.7)
128.76.37.16/29 (128.76.37.16 - 128.76.37.23)
128.76.37.24/29 (128.76.37.24 - 128.76.37.31)
128.76.37.48/29 (128.76.37.48 - 128.76.37.55)
128.76.37.56/30 (128.76.37.56 - 128.76.37.59)
128.76.37.60/30 (128.76.37.60 - 128.76.37.63)
128.76.37.68/30 (128.76.37.68 - 128.76.37.71)
128.76.37.80/30 (128.76.37.80 - 128.76.37.83)
128.76.37.84/30 (128.76.37.84 - 128.76.37.87)
128.76.37.92/30 (128.76.37.92 - 128.76.37.95)
128.76.37.100/30 (128.76.37.100 - 128.76.37.103)
128.76.37.108/30 (128.76.37.108 - 128.76.37.111)
128.76.37.116/30 (128.76.37.116 - 128.76.37.119)
128.76.37.132/30 (128.76.37.132 - 128.76.37.135)
128.76.37.140/30 (128.76.37.140 - 128.76.37.143)
128.76.37.160/29 (128.76.37.160 - 128.76.37.167)
128.76.37.168/30 (128.76.37.168 - 128.76.37.171)
128.76.37.172/30 (128.76.37.172 - 128.76.37.175)
128.76.37.176/29 (128.76.37.176 - 128.76.37.183)
128.76.37.192/29 (128.76.37.192 - 128.76.37.199)
128.76.37.204/30 (128.76.37.204 - 128.76.37.207)
128.76.37.212/30 (128.76.37.212 - 128.76.37.215)
128.76.37.216/30 (128.76.37.216 - 128.76.37.219)
128.76.37.220/30 (128.76.37.220 - 128.76.37.223)
128.76.37.224/30 (128.76.37.224 - 128.76.37.227)
128.76.37.232/29 (128.76.37.232 - 128.76.37.239)
128.76.37.244/30 (128.76.37.244 - 128.76.37.247)
128.76.37.248/30 (128.76.37.248 - 128.76.37.251)
128.76.38.0/23 (128.76.38.0 - 128.76.39.255)
128.76.40.0/21 (128.76.40.0 - 128.76.47.255)
128.76.50.0/30 (128.76.50.0 - 128.76.50.3)
128.76.50.8/30 (128.76.50.8 - 128.76.50.11)
128.76.50.16/30 (128.76.50.16 - 128.76.50.19)
128.76.50.24/29 (128.76.50.24 - 128.76.50.31)
128.76.50.32/30 (128.76.50.32 - 128.76.50.35)
128.76.50.36/30 (128.76.50.36 - 128.76.50.39)
128.76.50.40/29 (128.76.50.40 - 128.76.50.47)
128.76.50.48/30 (128.76.50.48 - 128.76.50.51)
128.76.50.52/30 (128.76.50.52 - 128.76.50.55)
128.76.50.60/30 (128.76.50.60 - 128.76.50.63)
128.76.50.68/30 (128.76.50.68 - 128.76.50.71)
128.76.50.80/29 (128.76.50.80 - 128.76.50.87)
128.76.50.88/30 (128.76.50.88 - 128.76.50.91)
128.76.50.92/30 (128.76.50.92 - 128.76.50.95)
128.76.50.100/30 (128.76.50.100 - 128.76.50.103)
128.76.50.108/30 (128.76.50.108 - 128.76.50.111)
128.76.50.112/30 (128.76.50.112 - 128.76.50.115)
Delegated Prefix
128.76.0.0/18 (128.76.0.0 - 128.76.63.255)

These results are partial. Additional registration records were omitted.

BGP Announcements
Announced Prefix Relationship Origin ASN Description Country First Address Last Address
128.76.0.0/18 Exact AS3292 TDC Holding A/S Denmark (DK) 128.76.0.0 128.76.63.255