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ASN Lookup Tool
AS39543 TENNET-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS39543
Organisation
TENNET TELECOM SRL
Name
TENNET-AS
Total IPv4 Addresses
8,448
Total IPv4 Prefixes
32
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#10,391 out of 77,675
Registry
Ripe
Registered Country
RO flag RO
Registered Country Name
Romania
Registered Date
2006-03-16
Registration Last Change
2024-09-30
Receiving From

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

ASN
Organisation
AS24745
RO flagOrange Romania S.A.
AS47734
RO flagTelecom IT Solutions SRL
AS8708
RO flagDIGI ROMANIA S.A.
AS9050
RO flagOrange Romania S.A.
AS6939
US flagHurricane Electric LLC
Showing 5 of 14
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS33925
RO flagGlobal Internet Solutions SRL
AS41984
RO flagConfort L&CC SRL
AS41537
RO flagSC C Solution SRL
AS30890
RO flagTENNET TELECOM SRL
AS60604
RO flagPrimaria Municipiului Calarasi
IPv4 Active Prefixes

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

Prefix86.106.81.0/24
Range From86.106.81.0
Range To86.106.81.255
Prefix89.18.30.0/24
Range From89.18.30.0
Range To89.18.30.255
Prefix89.39.111.0/24
Range From89.39.111.0
Range To89.39.111.255
Prefix89.40.67.0/24
Range From89.40.67.0
Range To89.40.67.255
Prefix89.45.164.0/24
Range From89.45.164.0
Range To89.45.164.255
Showing 5 of 32
IPv6 Active Prefixes
Prefix2001:4d18::/48
Range From2001:4d18::
Range To2001:4d18:0: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.