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)
AS8075 (MICROSOFT-CORP-MSN-AS-BLOCK - Microsoft Corporation, US) [GB]
Query IP Address
51.124.16.220
Reverse DNS (PTR)
Not Resolved
Country / Region
EU
Regional Internet Registry (RIR)
RIPE NCC (Europe, Middle East, Central Asia)
Security & Reputation Assessment
USOM Blacklist
Clean — No Active Block in Turkey
Global DNSBL Blacklist Reputation
Spamhaus Zen
Clean
Barracuda BRBL
Clean
UCEPROTECT L1
Clean
Quick Diagnostics & Actions
Subnet Diagnostics
IP Range Span
51.124.0.1
→
51.124.127.254
Subnet Block / Range
CIDR Prefix
/17
IP Version
IPv4
Subnet Mask
255.255.128.0
Total Hosts
32,766
Network Class
Class A
Network Name
cloud
Network Type / Status
LEGACY
Registry Owner & Contacts
Sponsoring Organization / Owner
Divya Quamara
MICROSOFT-MAINT
Allocated
05.09.2025
Last Updated
05.09.2025
Abuse / Security Contact
Registry ID / Handle
51.124.0.0 - 51.124.127.255
Admin Contact
DH5439-RIPE
ADMIN
Divya Quamara
+1-425-882-8080
Tech Contact
MRPA3-RIPE
TECH
Microsoft Routing, Peering, and DNS