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ASN Lookup Tool
AS1299 TWELVE99

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS1299
Organisation
Arelion Sweden AB
Name
TWELVE99
Total IPv4 Addresses
219099
Total IPv4 Prefixes
137
Total IPv6 Prefixes
206
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,063 out of 76,361
Registry
Ripe
Registered Country
SE flag SE
Registered Country Name
Sweden
Registered Date
2002-09-19
Registration Last Change
2023-12-01
Receiving From

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

ASN
Organisation
AS3204
EE flagxTom OU
AS7018
US flagAT&T Services, Inc.
AS701
US flagVerizon Business
AS3320
DE flagDeutsche Telekom AG
AS3356
US flagLevel 3 Parent, LLC
Showing 5 of 105
Transit To

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

 

ASN
Organisation
AS4294900998
WORLD flagPrivate Use AS
AS51078
FR flagZIOSTING SAS
AS4200000210
WORLD flagPrivate Use AS
AS199266
JP flagREI MIMURA
AS49867
US flagBing Yang trading as B00B Collective
Showing 5 of 3385
IPv4 Active Prefixes

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

Prefix2.22.36.0/22
Range From2.22.36.0
Range To2.22.39.255
Prefix2.22.40.0/22
Range From2.22.40.0
Range To2.22.43.255
Prefix2.255.192.0/19
Range From2.255.192.0
Range To2.255.223.255
Prefix2.255.224.0/20
Range From2.255.224.0
Range To2.255.239.255
Prefix2.255.240.0/21
Range From2.255.240.0
Range To2.255.247.255
Showing 5 of 137
IPv6 Active Prefixes
Prefix2001:2000:3000::/40
Range From2001:2000:3000::
Range To2001:2000:30ff:ffff:ffff:ffff:ffff:ffff
Prefix2001:2030::/33
Range From2001:2030::
Range To2001:2030:7fff:ffff:ffff:ffff:ffff:ffff
Prefix2001:2030:8000::/34
Range From2001:2030:8000::
Range To2001:2030:bfff:ffff:ffff:ffff:ffff:ffff
Prefix2001:2030:c000::/46
Range From2001:2030:c000::
Range To2001:2030:c003:ffff:ffff:ffff:ffff:ffff
Prefix2001:2030:c004::/47
Range From2001:2030:c004::
Range To2001:2030:c005:ffff:ffff:ffff:ffff:ffff
Showing 5 of 206
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.