AS21743 — ANL-36

Network type: residential

AS21743 announces 21 IPv4 prefixes covering 20,480 addresses and 2 IPv6 prefixes.

About this network

The AS handle ANL-36 is held by Atlas Networks Corporation.

What it's used for

• The address space carries residential and business internet services, evidenced by netnames such as ATLASNET-66-171-176--20 and ATLASNET-BLEC registered to Atlas Networks Corporation.
• The AS announces 20,480 IPv4 addresses across 21 prefixes and 2 IPv6 prefixes, with 16 observed neighbours, indicating a regional access provider role.

Notable

• All registrants in the sample agree with the announcer, consistently listing Atlas Networks Corporation or ATLAS-NETWORKS-CORPORATION.
• The address inventory consists of a mix of /20, /21, /22, /23, and /24 blocks, reflecting a fragmented but cohesive corporate estate.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 45.42.141.0/24
• 45.42.142.0/24
• 64.57.177.0/24
• 66.93.14.0/24
• 66.170.184.0/21
• 66.171.176.0/20
• 66.248.243.0/24
• 69.5.52.0/22
• 104.36.44.0/22
• 104.192.204.0/22
• 104.247.120.0/22
• 104.254.210.0/23
• 104.255.0.0/22
• 149.18.8.0/22
• 149.57.248.0/21
• 154.6.48.0/22
• 161.129.176.0/24
• 165.140.26.0/24
• 199.231.240.0/21
• 209.200.234.0/23
• 216.75.151.0/24
• 2607:9100::/32
• 2620:b9:e000::/48

Upstream networks

• AS3257 GTT Communications Inc.
• AS2914 NTT America, Inc.
• AS6939 Hurricane Electric LLC
• AS9002 RETN Limited
• AS394256 Tech Futures Interactive Inc.
• AS24482 SG.GS
• AS3130 RGnet OU
• AS7575 Australian Academic and Research Network (AARNet)
• AS34927 iFog GmbH

Downstream networks

• AS395664 Altius Institute for Biomedical Sciences

Adjacent networks

• AS3257 GTT Communications Inc.
• AS2914 NTT America, Inc.
• AS6939 Hurricane Electric LLC
• AS395664 Altius Institute for Biomedical Sciences
• AS9002 RETN Limited
• AS24482 SG.GS
• AS394256 Tech Futures Interactive Inc.
• AS3130 RGnet OU
• AS34927 iFog GmbH
• AS7575 Australian Academic and Research Network (AARNet)

Internet exchanges

• Seattle Internet Exchange — Seattle, United States