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World Map

ASN Full List

Total ASNs: 118,440
AS401056
AS3405
Questar Information Systems, Inc.
AS3406
UUN
AS3407
Interpath
AS63113
Globecorp Networks
AS3408
Rainbow Media Holdings LLC
AS3409
Callvox
AS3410
Cornell College
AS3411
St. Michael's Hospital
AS3412
ORG-CANA1-RIPE
AS3413
ORG-CANA1-RIPE
AS3414
ORG-CANA1-RIPE
AS13421
AT&T Enterprises, LLC
AS3415
ORG-CANA1-RIPE
AS3416
United States Department of Defense (DoD)
AS7891
AT&T Enterprises, LLC
AS3417
United States Department of Defense (DoD)
AS3418
United States Department of Defense (DoD)
AS3419
United States Department of Defense (DoD)
AS3420
AT&T Enterprises, LLC
AS3421
AT&T Enterprises, LLC
AS3422
ATTIS-ASN3422
AS40598
British Columbia Frequency Modulation Communications Association
AS3423
AT&T Enterprises, LLC
AS3424
National Nuclear Security Administration, Kansas City Plant
AS3425
ESnet
AS17937
Minamisuna 5-8-1,Koto-ku,Tokyo136-0076,Japan
AS3426
ESnet
AS3427
ESnet
AS3428
ESnet
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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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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.