IPv4 prefix

133.88.16.0/22

IP Prefix (CIDR): 133.88.16.0/22
Subnet Mask: 255.255.252.0
Address Count: 1,024
IP Range: 133.88.16.0 - 133.88.19.255
Subnet calculator: Calculate subnet details

Registered Owners

Registration 1 of 2

Handle: IRT-JPNIC-JP
Country: Japan (JP)
Address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda Chiyoda-ku, Tokyo 101-0047, japan
Registry: APNIC
Registered Prefix: 133.0.0.0/8 (133.0.0.0 - 133.255.255.255)

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 Prefix: 133.88.16.0/24 (133.88.16.0 - 133.88.16.255)
Delegated Prefix: 133.0.0.0/8 (133.0.0.0 - 133.255.255.255)

BGP Announcements

Announced Prefix	Relationship	Origin ASN	Description	Country	First Address	Last Address
133.88.16.0/22	Exact	AS18068	Dream Wave Shizuoka Co. Ltd.	Japan (JP)	133.88.16.0	133.88.19.255