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IPv4 prefix

37.44.8.0/21

IP Prefix (CIDR)
37.44.8.0/21
Subnet Mask
255.255.248.0
Address Count
2,048
IP Range
37.44.8.0 - 37.44.15.255
Subnet calculator
Calculate subnet details
Registered Owner
Handle
nl-xrcnetworks-1-mnt
Country
Netherlands (NL)
Registry
RIPENCC
Registered Prefixes
37.44.8.0/24 (37.44.8.0 - 37.44.8.255)
37.44.9.0/29 (37.44.9.0 - 37.44.9.7)
37.44.9.8/29 (37.44.9.8 - 37.44.9.15)
37.44.9.16/29 (37.44.9.16 - 37.44.9.23)
37.44.9.24/29 (37.44.9.24 - 37.44.9.31)
37.44.9.32/29 (37.44.9.32 - 37.44.9.39)
37.44.9.40/29 (37.44.9.40 - 37.44.9.47)
37.44.9.48/29 (37.44.9.48 - 37.44.9.55)
37.44.9.56/29 (37.44.9.56 - 37.44.9.63)
37.44.9.64/29 (37.44.9.64 - 37.44.9.71)
37.44.9.72/29 (37.44.9.72 - 37.44.9.79)
37.44.9.80/29 (37.44.9.80 - 37.44.9.87)
37.44.9.88/29 (37.44.9.88 - 37.44.9.95)
37.44.9.96/29 (37.44.9.96 - 37.44.9.103)
37.44.9.104/29 (37.44.9.104 - 37.44.9.111)
37.44.9.112/29 (37.44.9.112 - 37.44.9.119)
37.44.9.120/29 (37.44.9.120 - 37.44.9.127)
37.44.9.128/29 (37.44.9.128 - 37.44.9.135)
37.44.9.136/29 (37.44.9.136 - 37.44.9.143)
37.44.9.144/29 (37.44.9.144 - 37.44.9.151)
37.44.9.152/29 (37.44.9.152 - 37.44.9.159)
37.44.9.160/29 (37.44.9.160 - 37.44.9.167)
37.44.9.168/29 (37.44.9.168 - 37.44.9.175)
37.44.9.176/29 (37.44.9.176 - 37.44.9.183)
37.44.9.184/29 (37.44.9.184 - 37.44.9.191)
37.44.9.192/29 (37.44.9.192 - 37.44.9.199)
37.44.9.200/29 (37.44.9.200 - 37.44.9.207)
37.44.9.208/29 (37.44.9.208 - 37.44.9.215)
37.44.9.216/29 (37.44.9.216 - 37.44.9.223)
37.44.9.224/29 (37.44.9.224 - 37.44.9.231)
37.44.9.232/29 (37.44.9.232 - 37.44.9.239)
37.44.9.240/29 (37.44.9.240 - 37.44.9.247)
37.44.9.248/29 (37.44.9.248 - 37.44.9.255)
37.44.10.0/27 (37.44.10.0 - 37.44.10.31)
37.44.10.32/28 (37.44.10.32 - 37.44.10.47)
37.44.10.48/28 (37.44.10.48 - 37.44.10.63)
37.44.10.64/28 (37.44.10.64 - 37.44.10.79)
37.44.10.80/28 (37.44.10.80 - 37.44.10.95)
37.44.10.96/28 (37.44.10.96 - 37.44.10.111)
37.44.10.112/28 (37.44.10.112 - 37.44.10.127)
37.44.10.128/28 (37.44.10.128 - 37.44.10.143)
37.44.10.144/28 (37.44.10.144 - 37.44.10.159)
37.44.10.160/28 (37.44.10.160 - 37.44.10.175)
37.44.10.176/28 (37.44.10.176 - 37.44.10.191)
37.44.10.192/28 (37.44.10.192 - 37.44.10.207)
37.44.10.208/28 (37.44.10.208 - 37.44.10.223)
37.44.10.224/28 (37.44.10.224 - 37.44.10.239)
37.44.10.240/28 (37.44.10.240 - 37.44.10.255)
37.44.11.0/27 (37.44.11.0 - 37.44.11.31)
37.44.11.32/27 (37.44.11.32 - 37.44.11.63)
37.44.11.64/27 (37.44.11.64 - 37.44.11.95)
37.44.11.96/27 (37.44.11.96 - 37.44.11.127)
37.44.11.128/27 (37.44.11.128 - 37.44.11.159)
37.44.11.160/27 (37.44.11.160 - 37.44.11.191)
37.44.11.192/27 (37.44.11.192 - 37.44.11.223)
37.44.11.224/27 (37.44.11.224 - 37.44.11.255)
37.44.12.0/26 (37.44.12.0 - 37.44.12.63)
37.44.12.64/26 (37.44.12.64 - 37.44.12.127)
37.44.12.128/26 (37.44.12.128 - 37.44.12.191)
37.44.12.192/26 (37.44.12.192 - 37.44.12.255)
37.44.13.0/30 (37.44.13.0 - 37.44.13.3)
37.44.13.4/30 (37.44.13.4 - 37.44.13.7)
37.44.13.8/30 (37.44.13.8 - 37.44.13.11)
37.44.13.12/30 (37.44.13.12 - 37.44.13.15)
37.44.13.16/30 (37.44.13.16 - 37.44.13.19)
37.44.13.20/30 (37.44.13.20 - 37.44.13.23)
37.44.13.24/30 (37.44.13.24 - 37.44.13.27)
37.44.13.28/30 (37.44.13.28 - 37.44.13.31)
37.44.13.32/30 (37.44.13.32 - 37.44.13.35)
37.44.13.36/30 (37.44.13.36 - 37.44.13.39)
37.44.13.40/30 (37.44.13.40 - 37.44.13.43)
37.44.13.44/30 (37.44.13.44 - 37.44.13.47)
37.44.13.48/30 (37.44.13.48 - 37.44.13.51)
37.44.13.52/30 (37.44.13.52 - 37.44.13.55)
37.44.13.56/30 (37.44.13.56 - 37.44.13.59)
37.44.13.60/30 (37.44.13.60 - 37.44.13.63)
37.44.13.64/30 (37.44.13.64 - 37.44.13.67)
37.44.13.68/30 (37.44.13.68 - 37.44.13.71)
37.44.13.72/30 (37.44.13.72 - 37.44.13.75)
37.44.13.76/30 (37.44.13.76 - 37.44.13.79)
37.44.13.80/30 (37.44.13.80 - 37.44.13.83)
37.44.13.84/30 (37.44.13.84 - 37.44.13.87)
37.44.13.88/30 (37.44.13.88 - 37.44.13.91)
37.44.13.92/30 (37.44.13.92 - 37.44.13.95)
37.44.13.96/30 (37.44.13.96 - 37.44.13.99)
37.44.13.100/30 (37.44.13.100 - 37.44.13.103)
37.44.13.104/30 (37.44.13.104 - 37.44.13.107)
37.44.13.108/30 (37.44.13.108 - 37.44.13.111)
37.44.13.112/30 (37.44.13.112 - 37.44.13.115)
37.44.13.116/30 (37.44.13.116 - 37.44.13.119)
37.44.13.120/30 (37.44.13.120 - 37.44.13.123)
37.44.13.124/30 (37.44.13.124 - 37.44.13.127)
37.44.13.128/30 (37.44.13.128 - 37.44.13.131)
37.44.13.132/30 (37.44.13.132 - 37.44.13.135)
37.44.13.136/30 (37.44.13.136 - 37.44.13.139)
37.44.13.140/30 (37.44.13.140 - 37.44.13.143)
37.44.13.144/30 (37.44.13.144 - 37.44.13.147)
37.44.13.148/30 (37.44.13.148 - 37.44.13.151)
37.44.13.152/30 (37.44.13.152 - 37.44.13.155)
37.44.13.156/30 (37.44.13.156 - 37.44.13.159)
Delegated Prefix
37.44.8.0/21 (37.44.8.0 - 37.44.15.255)

These results are partial. Additional registration records were omitted.

BGP Announcements
Announced Prefix Relationship Origin ASN Description Country First Address Last Address
37.44.8.0/21 Exact AS61060 NXTcom Nederland BV Netherlands (NL) 37.44.8.0 37.44.15.255