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ASN Lookup Tool
AS2571 DHLNET

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS2571
Organisation
DHL Information Services (Europe) s.r.o
Name
DHLNET
Total IPv4 Addresses
150,272
Total IPv4 Prefixes
38
Total IPv6 Prefixes
18
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,348 out of 78,230
Registry
Arin
Registered Country
CZ flag CZ
Registered Country Name
Czechia
Registered Date
1993-04-07
Registration Last Change
2020-11-11
Receiving From

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

ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS4788
MY flagTM TECHNOLOGY SERVICES SDN BHD
AS13335
US flagCloudflare, Inc.
AS16019
CZ flagVodafone Czech Republic a.s.
AS6855
SK flagSlovak Telekom, a.s.
Showing 5 of 7
IPv4 Active Prefixes

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

Prefix137.98.192.0/23
Range From137.98.192.0
Range To137.98.193.255
Prefix137.98.194.0/23
Range From137.98.194.0
Range To137.98.195.255
Prefix156.137.0.0/20
Range From156.137.0.0
Range To156.137.15.255
Prefix156.137.32.0/20
Range From156.137.32.0
Range To156.137.47.255
Prefix156.137.192.0/20
Range From156.137.192.0
Range To156.137.207.255
Showing 5 of 38
IPv6 Active Prefixes
Prefix2403:c580:fff0::/45
Range From2403:c580:fff0::
Range To2403:c580:fff7:ffff:ffff:ffff:ffff:ffff
Prefix2403:c580:fff8::/46
Range From2403:c580:fff8::
Range To2403:c580:fffb:ffff:ffff:ffff:ffff:ffff
Prefix2403:c580:fffc::/48
Range From2403:c580:fffc::
Range To2403:c580:fffc:ffff:ffff:ffff:ffff:ffff
Prefix2403:c580:fffd::/48
Range From2403:c580:fffd::
Range To2403:c580:fffd:ffff:ffff:ffff:ffff:ffff
Prefix2403:c580:fffe::/47
Range From2403:c580:fffe::
Range To2403:c580:ffff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 18
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.