NETWORK INSIGHTS
Autonomous Systems advertised IPv4 space rank

This report shows the global list of active Autonomous Systems (AS) ranked by total advertised IPv4 addresses.

Showing 0 - 15 of 78,003 Results
Rank
AS Number
Organisation
Total IPv4 Addresses
Rank
1
AS Number
AS749
Organisation
US flag
DoD Network Information Center
Total IPv4 Addresses
224,802,528
Rank
2
AS Number
AS4134
Organisation
CN flag
No.31,Jin-rong Street Beijing 100032
Total IPv4 Addresses
102,808,574
Rank
3
AS Number
AS16509
Organisation
US flag
Amazon.com, Inc.
Total IPv4 Addresses
92,147,779
Rank
4
AS Number
AS7018
Organisation
US flag
AT&T Services, Inc.
Total IPv4 Addresses
92,005,696
Rank
5
AS Number
AS7922
Organisation
US flag
Comcast Cable Communications, LLC
Total IPv4 Addresses
69,614,666
Rank
6
AS Number
AS8075
Organisation
US flag
Microsoft Corporation
Total IPv4 Addresses
61,883,980
Rank
7
AS Number
AS4837
Organisation
CN flag
CHINA UNICOM China169 Backbone
Total IPv4 Addresses
57,040,393
Rank
8
AS Number
AS4766
Organisation
KR flag
Korea Telecom
Total IPv4 Addresses
46,306,116
Rank
9
AS Number
AS17676
Organisation
JP flag
SoftBank Mobile Corp. Tokyo Port City Takeshiba ..
Total IPv4 Addresses
40,561,348
Rank
10
AS Number
AS701
Organisation
US flag
Verizon Business
Total IPv4 Addresses
40,151,775
Rank
11
AS Number
AS3320
Organisation
DE flag
Deutsche Telekom AG
Total IPv4 Addresses
34,039,347
Rank
12
AS Number
AS721
Organisation
US flag
DoD Network Information Center
Total IPv4 Addresses
30,105,088
Rank
13
AS Number
AS4713
Organisation
JP flag
NTT Communications Corporation
Total IPv4 Addresses
28,687,925
Rank
14
AS Number
AS3356
Organisation
US flag
Level 3 Parent, LLC
Total IPv4 Addresses
28,055,511
Rank
15
AS Number
AS174
Organisation
US flag
Cogent Communications
Total IPv4 Addresses
25,761,123
Showing 0 - 15 of 78,003 Results