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World Map

ASN Full List

Total ASNs: 118,438
AS3376
Verizon Business
AS3377
Verizon Business
AS3378
Verizon Business
AS3379
Kaiser Foundation Health Plan, Inc.
AS3381
Maui High Performance Computing Center
AS3382
ORG-UOI1-AP
AS3383
IBM
AS3384
Center for Educational Leadership and Technology
AS3385
Windstream Communications LLC
AS3386
US Net Incorporated
AS3387
U.S. Department of State
AS3388
University of New Mexico
AS3389
Ford Motor Company
AS3390
University of Missouri - Kansas City
AS3391
Tokyo, 107,
AS57935
ORG-NTLS3-RIPE
AS3392
GANNETT MEDIA TECHNOLOGIES INTERNATIONAL
AS3393
National Default Exchange Holdings, LP
AS3394
Electric Press, Inc.
AS50939
ORG-SRS42-RIPE
AS3395
Canberra ACT 2606
AS3396
T G & A
AS3397
Xplore Inc.
AS213049
ORG-KKG3-RIPE
AS3398
Sun Users Group Metro San Diego Network Coop
AS3399
ORG-OA1021-RIPE
AS3401
City of Seattle, Dept. of Admin. Services
AS3402
Butterfly Research
AS3403
The Internet Access Co.
AS3404
Massive Networks, Inc.
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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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We do not store query logs or actively collect any additional information associated with your current IP address.