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ASN Lookup Tool
AS131677 OPENFOR

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS131677
Organisation
OpenFor Telecommunications Co., Ltd. 33F.3, No. ..
Name
OPENFOR
Total IPv4 Addresses
1,536
Total IPv4 Prefixes
3
Total IPv6 Prefixes
3
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#27,145 out of 78,226
Registry
Apnic
Registered Country
TW flag TW
Registered Country Name
Taiwan (Province of China)
Registered Date
Registration Last Change
2021-11-04
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS4780
TW flagDigital United Inc. 7F,220,gangchi road Taipei, ..
AS137409
AU flagGSL Networks Pty LTD
AS24482
SG flagSG.GS
AS131149
TW flagYuan-Jhen Info., Co., Ltd 12F., No.866-7, Zhongz..
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix103.147.130.0/23
Range From103.147.130.0
Range To103.147.131.255
Prefix103.149.64.0/23
Range From103.149.64.0
Range To103.149.65.255
Prefix103.152.252.0/23
Range From103.152.252.0
Range To103.152.253.255
IPv6 Active Prefixes
Prefix2405:b8c0::/32
Range From2405:b8c0::
Range To2405:b8c0:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2405:e4c0::/32
Range From2405:e4c0::
Range To2405:e4c0:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2406:3a40::/32
Range From2406:3a40::
Range To2406:3a40:ffff:ffff:ffff:ffff:ffff:ffff
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.