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ASN Lookup Tool
AS139154 CEGN-SD

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS139154
Organisation
Big Data Center Of Shandong Province
Name
CEGN-SD
Total IPv4 Addresses
4608
Total IPv4 Prefixes
2
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#14,767 out of 77,303
Registry
Apnic
Registered Country
CN flag CN
Registered Country Name
China
Registered Date
NA
Registration Last Change
2023-11-28
Receiving From

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

ASN
Organisation
AS4837
CN flagCHINA UNICOM China169 Backbone
AS58540
CN flagJinan,250000
IPv4 Active Prefixes

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

Prefix103.150.24.0/23
Range From103.150.24.0
Range To103.150.25.255
Prefix119.148.160.0/20
Range From119.148.160.0
Range To119.148.175.255
IPv6 Active Prefixes
Prefix2405:f940::/32
Range From2405:f940::
Range To2405:f940: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.