Professional IP Registry Lookup
IP WHOIS Details
Query regional network registries recursively to isolate network ranges, ISP owners, allocations, regional servers, and administrative abuse contacts.
BGP Network & Carrier
BGP Autonomous System (ASN)
Unknown ISP
Query IP Address
133.0.0.0
Reverse DNS (PTR)
Not Resolved
Country / Region
JP
Regional Internet Registry (RIR)
APNIC (Asia Pacific)
Security & Reputation Assessment
USOM Blacklist
Clean — No Active Block in Turkey
Global DNSBL Blacklist Reputation
Spamhaus Zen
Listed
Barracuda BRBL
Clean
UCEPROTECT L1
Clean
Quick Diagnostics & Actions
Subnet Diagnostics
IP Range Span
133.0.0.1
→
133.255.255.254
Subnet Block / Range
CIDR Prefix
/8
IP Version
IPv4
Subnet Mask
255.0.0.0
Total Hosts
16,777,214
Network Class
Class B
Network Name
JPNIC-NET-JP-ERX
Network Type / Status
ALLOCATED PORTABLE
Registry Owner & Contacts
Sponsoring Organization / Owner
Japan Network Information Center
Allocated
01.11.2022
Last Updated
01.11.2022
Abuse / Security Contact
Registry ID / Handle
133.0.0.0 - 133.255.255.255
Admin Contact
Tech Contact