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ASN Lookup
Networks, upstreams, peers and prefixes of an autonomous system
AS211251
ASN
RIPE NCC
RIR
12
IPv4 Prefixes
0
IPv6 Prefixes
AS Information
ASNAS211251
NameA1-DC
OrganisationA1-LIR-MNT
Country
RIRRIPE NCC
Allocated28.05.2021
Abuse contactharry@a1.nl
Network Overview
IPv4 Prefixes12
IPv6 Prefixes0
Upstreams IPv410
BGP Peers IPv421
Upstreams (Transit Providers)
IPv4
AS1031 PEER1-1031
AS1103 SURFNET-NL
AS137409 GSLNETWORKS-AS-AP
AS20764 RASCOM-AS
AS31500 GNM-AS
AS3214 XTOM
AS34019 HIVANE
AS39351 ESAB-AS
AS50869 FREEIX-REMOTE
AS5405 INTERDOTLINK
IPv4 Prefixes (12 total)
213.171.73.0/24
213.171.68.0/23
91.142.132.0/24
79.98.179.0/24
213.171.64.0/23
79.98.176.0/24
213.171.74.0/24
213.171.75.0/24
79.98.177.0/24
213.171.72.0/24
213.171.66.0/23
213.171.67.0/24
BGP Peers IPv4 (21 total, showing 20)
AS203966
AS65013
AS12859
AS199524
AS209823
AS212635
AS24482
AS25091
AS263152
AS271253
AS28917
AS29075
AS3399
AS34927
AS35360
AS37721
AS39122
AS49544
AS50629
AS51088
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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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