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World Map

ASN Full List

Total ASNs: 118,434
AS178
University of Michigan
AS5337
United States Department of Defense (DoD)
AS179
University of Michigan
AS180
University of Michigan
AS181
Merit Network Inc.
AS34935
ORG-EMCS3-RIPE
AS183
Merit Network Inc.
AS184
Merit Network Inc.
AS185
Merit Network Inc.
AS186
The Catholic University of America
AS187
DNScast
AS188
SAIC
AS189
Level 3 Parent, LLC
AS190
Navy Network Information Center (NNIC)
AS191
Navy Network Information Center (NNIC)
AS192
Rochester Institute of Technology
AS193
Lockheed Martin Corporation
AS194
University Corporation for Atmospheric Research
AS195
San Diego Supercomputer Center
AS196
The Boeing Company
AS197
Raytheon Company
AS198
United States Department of Defense (DoD)
AS199
Level 3 Parent, LLC
AS200
Level 3 Parent, LLC
AS201
Level 3 Parent, LLC
AS202
Level 3 Parent, LLC
AS203
Level 3 Parent, LLC
AS204
Pittsburgh Supercomputing Center
AS205
Montclair State University
AS206
DXC US Latin America Corporation
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Tools

Subnetting
  • IPv4 Subnet Calculator
  • IPv6 Subnet Calculator
  • Address Count
  • IPv4 CIDR Split
  • IPv6 CIDR Split
CIDR
  • CIDR ↔ Netmask
  • Wildcard Mask
  • IPv4 Range ↔ CIDR
  • IPv6 Range ↔ CIDR
  • Aggregator
  • Difference
  • Overlap
  • Contains
  • Gaps
  • Next Available
IP
  • IPv6 Expand/Compress
  • IPv4 Representations
  • IPv4 ↔ IPv6 (mapped)
  • IPv6 NAT64
  • IPv6 6to4
  • IPv6 Teredo
  • Solicited-Node
  • IPv6 Zone ID
  • MAC ↔ EUI-64
  • ULA Generator
  • Nth IP
  • IP Distance
  • Random IP
  • Enumerate
  • IP Regex
  • Bogon / Reserved IP Checker
DNS
  • DNS Lookup
  • Reverse DNS & FCrDNS
  • WHOIS Lookup
  • PTR Generator
  • TTL Calculator
  • Record Validator
  • CAA Validator
  • SPF / DKIM / DMARC Analyzer
  • EDNS Size
  • Label Normalizer

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To protect your privacy, we utilize IP addresses solely for processing your requests.

Please be aware that IP geolocation information may not always be accurate or up-to-date.

We do not store query logs or actively collect any additional information associated with your current IP address.