1. Home
  2. IP WHOIS
  3. cern.ch
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.

Multiple Mapped IP Addresses Found (2)

This domain resolves to multiple destination addresses. Click on any alternate IP below to run recursive WHOIS lookup on that node:

188.184.77.250 IPv4 (Active)
2001:1458:d00:3c::100:2f9 IPv6

BGP Network & Carrier

BGP Autonomous System (ASN) AS513 (CERN - CERN - European Organization for Nuclear Research, CH) [CH]
Query IP Address 188.184.77.250
Reverse DNS (PTR) lbaas-73ae2b4e-5554-441e-b8e3-8d558b25f161.cern.ch
Country / Region CH
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

Subnet Diagnostics

IP Range Span
188.184.0.1 188.184.255.254
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 VMs-for-LCG
Network Type / Status ASSIGNED PA

Registry Owner & Contacts

Sponsoring Organization / Owner
CERN-MNT CERN-MNT
Allocated 12.03.2018
Last Updated 12.03.2018
Abuse / Security Contact
Registry ID / Handle
188.184.0.0 - 188.184.255.255
Admin Contact
CERN513 ADMIN
CERN NOC
+41227677155
Tech Contact
CERN513 TECH
CERN NOC
+41227677155