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ASN Lookup
Networks, upstreams, peers and prefixes of an autonomous system
AS27046
ASN
ARIN
RIR
512
IPv4 Prefixes
121
IPv6 Prefixes
AS Information
ASNAS27046
NameDNIC-ASBLK-27032-27159
OrganisationUnited States Department of Defense (DoD)
Country
RIRARIN
Allocated16.01.2003
Network Overview
IPv4 Prefixes512
IPv6 Prefixes121
Upstreams IPv44
BGP Peers IPv40
Upstreams (Transit Providers)
IPv4
AS1733 DISACENT-NIPR-ASN
AS27064 DNIC-ASBLK-27032-27159
AS27065 DNIC-ASBLK-27032-27159
AS27066 DNIC-ASBLK-27032-27159
IPv4 Prefixes (512 total, showing 20)
131.79.58.0/23
131.75.98.0/23
131.82.90.0/23
140.19.115.0/24
131.74.72.0/22
131.87.98.0/24
214.7.68.0/22
131.75.109.0/24
131.79.62.0/23
131.75.156.0/24
131.75.154.0/23
131.74.80.0/22
131.79.134.0/23
140.19.194.0/24
131.74.184.0/22
131.76.106.0/24
131.76.41.0/24
131.79.233.0/24
131.81.164.0/23
214.7.212.0/22
IPv6 Prefixes (121 total, showing 10)
2608:4166::/48
2608:145:2::/48
2608:161:2::/48
2608:4125::/48
2608:c161::/48
2608:141:1::/48
2608:182:4::/48
2608:180:2::/48
2608:184:1::/48
2608:c1a3::/48
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What is an ASN?

An Autonomous System Number (ASN) is a unique number assigned to a network on the internet. Upstreams are the transit providers through which the AS reaches the internet. Peers are networks with which direct traffic exchange takes place. Prefixes are the IP address ranges that the AS announces to the internet. Data via RIPE NCC RDAP and RIPEstat API.

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