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World Map

ASN Full List

Total ASNs: 118,436
AS1542
Headquarters, USAISC
AS1543
Headquarters, USAISC
AS1544
Headquarters, USAISC
AS1545
Headquarters, USAISC
AS263104
AS1546
Headquarters, USAISC
AS1547
ORG-JI1-RIPE
AS1548
Headquarters, USAISC
AS1549
Headquarters, USAISC
AS65059
Internet Assigned Numbers Authority
AS1550
United States Department of Defense (DoD)
AS1551
United States Department of Defense (DoD)
AS1552
United States Department of Defense (DoD)
AS327832
ORG-SF1-AFRINIC
AS1553
United States Department of Defense (DoD)
AS1554
United States Department of Defense (DoD)
AS1555
United States Department of Defense (DoD)
AS17990
ORG-GCL10-AP
AS1556
United States Department of Defense (DoD)
AS1557
United States Department of Defense (DoD)
AS1559
United States Department of Defense (DoD)
AS17239
High Speed Web/Genesis 2 Networks
AS1560
United States Department of Defense (DoD)
AS1561
United States Department of Defense (DoD)
AS1562
United States Department of Defense (DoD)
AS139265
ORG-VITI2-AP
AS1563
United States Department of Defense (DoD)
AS1564
United States Department of Defense (DoD)
AS1565
United States Department of Defense (DoD)
AS1566
United States Department of Defense (DoD)
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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.