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ASN Lookup Tool
AS51859 MNSHA-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS51859
Organisation
Mainstream doo Beograd
Name
MNSHA-AS
Total IPv4 Addresses
9,728
Total IPv4 Prefixes
32
Total IPv6 Prefixes
6
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#9,591 out of 79,153
Registry
Ripe
Registered Country
RS flagRS
Registered Country Name
Serbia
Registered Date
2010-11-17
Registration Last Change
2025-10-21
Receiving From
ASN
Organisation
AS8400
RS flagTELEKOM SRBIJA a.d.
AS8866
BG flagVivacom Bulgaria EAD
AS31042
RS flagSerbia BroadBand-Srpske Kablovske mreze d.o.o.
AS3212
SI flagTelemach Slovenija d.o.o.
AS15958
RS flagCETIN Ltd. Belgrade
Showing 5 of 7
IPv4 Active Prefixes
PrefixRange FromRange To
87.237.201.0/2487.237.201.087.237.201.255
87.237.202.0/2487.237.202.087.237.202.255
87.237.203.0/2487.237.203.087.237.203.255
87.237.204.0/2487.237.204.087.237.204.255
87.237.205.0/2487.237.205.087.237.205.255
Showing 5 of 32
IPv6 Active Prefixes
PrefixRange FromRange To
2a04:2e40::/342a04:2e40::2a04:2e40:3fff:ffff:ffff:ffff:ffff:ffff
2a04:2e40:4000::/342a04:2e40:4000::2a04:2e40:7fff:ffff:ffff:ffff:ffff:ffff
2a04:2e40:8000::/332a04:2e40:8000::2a04:2e40:ffff:ffff:ffff:ffff:ffff:ffff
2a04:2e41::/322a04:2e41::2a04:2e41:ffff:ffff:ffff:ffff:ffff:ffff
2a04:2e42::/312a04:2e42::2a04:2e43:ffff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 6