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IPv4 prefix

210.136.0.0/13

IP Prefix (CIDR)
210.136.0.0/13
Subnet Mask
255.248.0.0
Address Count
524,288
IP Range
210.136.0.0 - 210.143.255.255
Subnet calculator
Calculate subnet details
Registered Owners
Registration 1 of 2
Owner
Asia Pacific Network Information Center, Pty. Ltd.
Handle
ORG-APNI3-AP
Country
Australia (AU)
Address
Level 1 - 33 Park Road
Registry
APNIC
Registered Prefix
210.0.0.0/8 (210.0.0.0 - 210.255.255.255)
Delegated Prefix
210.205.96.0/20 (210.205.96.0 - 210.205.111.255)
Registration 2 of 2
Owner
Japan Network Information Center
Handle
JNIC1-AP
Country
Japan (JP)
Address
Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda Chiyoda-ku, Tokyo 101-0047, Japan
Registry
JPNIC
Registered Prefixes
210.136.0.0/22 (210.136.0.0 - 210.136.3.255)
210.137.0.0/23 (210.137.0.0 - 210.137.1.255)
210.138.0.0/23 (210.138.0.0 - 210.138.1.255)
210.139.0.0/17 (210.139.0.0 - 210.139.127.255)
210.139.128.0/21 (210.139.128.0 - 210.139.135.255)
210.140.0.0/24 (210.140.0.0 - 210.140.0.255)
210.140.32.0/23 (210.140.32.0 - 210.140.33.255)
210.141.16.0/24 (210.141.16.0 - 210.141.16.255)
210.141.32.0/24 (210.141.32.0 - 210.141.32.255)
210.141.64.0/23 (210.141.64.0 - 210.141.65.255)
210.141.128.0/24 (210.141.128.0 - 210.141.128.255)
210.141.176.0/24 (210.141.176.0 - 210.141.176.255)
210.141.208.0/22 (210.141.208.0 - 210.141.211.255)
210.141.214.0/24 (210.141.214.0 - 210.141.214.255)
210.141.216.0/24 (210.141.216.0 - 210.141.216.255)
210.141.219.0/24 (210.141.219.0 - 210.141.219.255)
210.141.220.0/23 (210.141.220.0 - 210.141.221.255)
210.141.224.0/23 (210.141.224.0 - 210.141.225.255)
210.142.0.0/24 (210.142.0.0 - 210.142.0.255)
210.142.64.0/21 (210.142.64.0 - 210.142.71.255)
210.142.160.0/23 (210.142.160.0 - 210.142.161.255)
210.142.162.0/24 (210.142.162.0 - 210.142.162.255)
210.142.192.0/19 (210.142.192.0 - 210.142.223.255)
210.142.224.0/24 (210.142.224.0 - 210.142.224.255)
210.143.16.0/28 (210.143.16.0 - 210.143.16.15)
210.143.32.0/24 (210.143.32.0 - 210.143.32.255)
210.143.64.0/23 (210.143.64.0 - 210.143.65.255)
210.143.96.0/22 (210.143.96.0 - 210.143.99.255)
210.143.112.0/20 (210.143.112.0 - 210.143.127.255)
210.143.122.0/24 (210.143.122.0 - 210.143.122.255)
210.143.128.0/26 (210.143.128.0 - 210.143.128.63)
210.143.144.0/24 (210.143.144.0 - 210.143.144.255)
210.143.192.0/24 (210.143.192.0 - 210.143.192.255)
210.143.240.0/24 (210.143.240.0 - 210.143.240.255)
Delegated Prefix
210.136.0.0/13 (210.136.0.0 - 210.143.255.255)
BGP Announcements
Announced Prefix Relationship Origin ASN Description Country First Address Last Address
210.136.0.0/16 More specific AS2514 NTT PC Communications Inc. Japan (JP) 210.136.0.0 210.136.255.255
210.137.0.0/16 More specific AS2907 Research Organization of Information and Systems National Institute of Informatics Japan (JP) 210.137.0.0 210.137.255.255
210.138.0.0/16 More specific AS2497 Internet Initiative Japan Inc. Japan (JP) 210.138.0.0 210.138.255.255
210.139.0.0/17 More specific AS2514 NTT PC Communications Inc. Japan (JP) 210.139.0.0 210.139.127.255
210.139.128.0/17 More specific AS2527 Sony Network Communications Inc. Japan (JP) 210.139.128.0 210.139.255.255
210.140.0.0/16 More specific AS4694 IDC Frontier Inc. Japan (JP) 210.140.0.0 210.140.255.255
210.140.32.0/23 More specific AS4725 SoftBank Corp. Japan (JP) 210.140.32.0 210.140.33.255
210.141.16.0/20 More specific AS2497 Internet Initiative Japan Inc. Japan (JP) 210.141.16.0 210.141.31.255
210.141.32.0/19 More specific AS9374 EDION Corporation Japan (JP) 210.141.32.0 210.141.63.255
210.141.64.0/18 More specific AS2516 KDDI CORPORATION Japan (JP) 210.141.64.0 210.141.127.255
210.141.128.0/19 More specific AS9358 OPTAGE Inc. Japan (JP) 210.141.128.0 210.141.159.255
210.141.176.0/20 More specific AS18142 KISTEM Co. Ltd. Japan (JP) 210.141.176.0 210.141.191.255
210.141.208.0/22 More specific AS18260 EHIME CATV CO. LTD. Japan (JP) 210.141.208.0 210.141.211.255
210.141.214.0/23 More specific AS18260 EHIME CATV CO. LTD. Japan (JP) 210.141.214.0 210.141.215.255
210.141.216.0/23 More specific AS18260 EHIME CATV CO. LTD. Japan (JP) 210.141.216.0 210.141.217.255
210.141.219.0/24 More specific AS18260 EHIME CATV CO. LTD. Japan (JP) 210.141.219.0 210.141.219.255
210.141.220.0/22 More specific AS18260 EHIME CATV CO. LTD. Japan (JP) 210.141.220.0 210.141.223.255
210.141.224.0/19 More specific AS2516 KDDI CORPORATION Japan (JP) 210.141.224.0 210.141.255.255
210.142.0.0/18 More specific AS2516 KDDI CORPORATION Japan (JP) 210.142.0.0 210.142.63.255
210.142.64.0/18 More specific AS4686 BEKKOAME INTERNET INC. Japan (JP) 210.142.64.0 210.142.127.255
210.142.160.0/19 More specific AS4725 SoftBank Corp. Japan (JP) 210.142.160.0 210.142.191.255
210.142.192.0/19 More specific AS4677 Marubeni OKI Network Solutions Inc. Japan (JP) 210.142.192.0 210.142.223.255
210.142.224.0/19 More specific AS7522 STNet Incorporated Japan (JP) 210.142.224.0 210.142.255.255
210.143.16.0/20 More specific AS131931 Aomori Cable TV Co. Ltd. Japan (JP) 210.143.16.0 210.143.31.255
210.143.32.0/19 More specific AS2516 KDDI CORPORATION Japan (JP) 210.143.32.0 210.143.63.255
210.143.64.0/19 More specific AS7679 QTnet Inc. Japan (JP) 210.143.64.0 210.143.95.255
210.143.96.0/20 More specific AS7678 Prox System Design Inc. Japan (JP) 210.143.96.0 210.143.111.255
210.143.112.0/20 More specific AS18266 Cable Networks Akita Co. ltd. Japan (JP) 210.143.112.0 210.143.127.255
210.143.122.0/23 More specific AS23783 Cable Networks Akita Co. ltd. Japan (JP) 210.143.122.0 210.143.123.255
210.143.128.0/20 More specific AS17676 SoftBank Corp. Japan (JP) 210.143.128.0 210.143.143.255
210.143.144.0/20 More specific AS10013 FreeBit Co. Ltd. Japan (JP) 210.143.144.0 210.143.159.255
210.143.192.0/20 More specific AS2516 KDDI CORPORATION Japan (JP) 210.143.192.0 210.143.207.255
210.143.240.0/20 More specific AS23777 NTT BUSINESS SOLUTIONS CORPORATION Japan (JP) 210.143.240.0 210.143.255.255