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API Packages
IP Geolocation
Reverse Geocoding
Phone & Email Verification
Network Engineering
Free API
Tools
What is my IP?
IP Lookup
ASN Lookup
Network Lookup
Insights
Daily IP Geolocation Accuracy Report
ASN Rank by IPv4 space
Tor Exit Nodes
Bogon Routes
IPv4 Address Space Report
IPv6 Address Space Report
Resources
Getting Started
Support Articles
Blog
Sign In
Sign Up
ASN Lookup Tool
AS209554 ISIF-AS
Powered By:
ASN Extended Info API
&
BGP Active Prefixes API
Home
Asn Lookup
As209554
ASN DETAILS
MAP
JSON VIEW
ASN Details
ASN
AS209554
Organisation
ISIF OU
Name
ISIF-AS
Total IPv4 Addresses
3,072
Total IPv4 Prefixes
12
Total IPv6 Prefixes
54
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#18,486 out of 79,014
Registry
Ripe
Registered Country
EE
Registered Country Name
Estonia
Registered Date
2022-12-27
Registration Last Change
2025-08-23
Receiving From
ASN
Organisation
AS4743
77689388
AS9886
CTCSCI TECH LIMITED
AS3204
xTom OU
AS49304
SAKURA LINK LIMITED
AS25091
IP-Max SA
Showing 5 of 8
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Transit To
ASN
Organisation
AS214344
Hanxun Xu
AS213782
Chang Xin
AS214704
Xin Zhao
AS47741
TSUNAMI ELECTRIC LIMITED
AS13696
NetFuture Technology LLC
Showing 5 of 7
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IPv4 Active Prefixes
Prefix
Range From
Range To
31.58.222.0/24
31.58.222.0
31.58.222.255
31.58.223.0/24
31.58.223.0
31.58.223.255
45.95.212.0/24
45.95.212.0
45.95.212.255
46.232.104.0/24
46.232.104.0
46.232.104.255
46.232.106.0/24
46.232.106.0
46.232.106.255
Showing 5 of 12
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IPv6 Active Prefixes
Prefix
Range From
Range To
2001:df1:4580::/48
2001:df1:4580::
2001:df1:4580:ffff:ffff:ffff:ffff:ffff
2405:84c0:6f00::/40
2405:84c0:6f00::
2405:84c0:6fff:ffff:ffff:ffff:ffff:ffff
2405:84c0:8001::/48
2405:84c0:8001::
2405:84c0:8001:ffff:ffff:ffff:ffff:ffff
2405:84c0:8003::/48
2405:84c0:8003::
2405:84c0:8003:ffff:ffff:ffff:ffff:ffff
2405:84c0:8004::/48
2405:84c0:8004::
2405:84c0:8004:ffff:ffff:ffff:ffff:ffff
Showing 5 of 54
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Look Up
Enter AS Number eg: AS714 or 714