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World Map

ASN Full List

Total ASNs: 118,453
AS4118
Headquarters, USAISC
AS4119
Headquarters, USAISC
AS4120
Headquarters, USAISC
AS4121
Headquarters, USAISC
AS4122
Headquarters, USAISC
AS4123
Headquarters, USAISC
AS4124
Headquarters, USAISC
AS4125
Headquarters, USAISC
AS4126
SP Tel
AS4127
DuPont Scientific Computing
AS4128
ORG-RO47-RIPE
AS4129
Lycos, Inc.
AS198306
ORG-CUSL1-RIPE
AS4130
University of Pittsburgh
AS4131
USIS
AS4132
Cogent Communications, LLC
AS33992
ORG-MRSG2-RIPE
AS4134
100032
AS4135
ENVISIONET, Inc.
AS4136
Quality Technology Services, LLC
AS137947
ORG-PBL7-AP
AS4137
Burningate, Inc.
AS4138
FAL Networks
AS4139
InterServe Communications
AS140192
Indian Institute of Information Technology and Management - Kerala
AS4140
In Mind, Inc.
AS4142
Hong Kong
AS23531
Sunrise Banks
AS4143
Unibase Telecom Ltd
AS4144
InterGuide Communications
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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.