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)
AS760 (UniVie - Vienna University, AT) [AT]
Query IP Address
131.130.249.233
Reverse DNS (PTR)
www-stage.nic.at
Country / Region
AT
Regional Internet Registry (RIR)
ARIN (North America)
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
131.130.0.1
→
131.130.255.254
Subnet Block / Range
CIDR Prefix
/16
IP Version
IPv4
Subnet Mask
255.255.0.0
Total Hosts
65,534
Network Class
Class B
Network Name
UNIVIE
Network Type / Status
LEGACY
Registry Owner & Contacts
Sponsoring Organization / Owner
ACONET-LIR-MNT
ACONET-LIR-MNT
Allocated
1970-01-01T00:00:00Z
Last Updated
16.06.2026
Abuse / Security Contact
Registry ID / Handle
131.130.0.0 - 131.130.255.255
Admin Contact
UK6107-RIPE
ADMIN
Ulrich Kiermayr
+43 1 4277 9140
Tech Contact
VUN1-RIPE
TECH
Vienna University NOC
+43 1 4277 9140