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ASN Lookup Tool
AS19355 SMRN-NET

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS19355
Organisation
San Mateo Regional Network, Inc.
Name
SMRN-NET
Total IPv4 Addresses
4608
Total IPv4 Prefixes
15
Total IPv6 Prefixes
17
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#14,874 out of 77,447
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2000-12-20
Registration Last Change
2012-03-20
Receiving From

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

ASN
Organisation
AS6939
US flagHurricane Electric LLC
AS23308
US flagUTILITY TELEPHONE, INC.
AS1031
US flagPeer 1 Internet Service LLC
IPv4 Active Prefixes

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

Prefix198.180.184.0/24
Range From198.180.184.0
Range To198.180.184.255
Prefix199.181.122.0/23
Range From199.181.122.0
Range To199.181.123.255
Prefix209.234.96.0/24
Range From209.234.96.0
Range To209.234.96.255
Prefix209.234.97.0/24
Range From209.234.97.0
Range To209.234.97.255
Prefix209.234.98.0/24
Range From209.234.98.0
Range To209.234.98.255
Showing 5 of 15
IPv6 Active Prefixes
Prefix2607:ffa0::/48
Range From2607:ffa0::
Range To2607:ffa0:0:ffff:ffff:ffff:ffff:ffff
Prefix2607:ffa0:1::/48
Range From2607:ffa0:1::
Range To2607:ffa0:1:ffff:ffff:ffff:ffff:ffff
Prefix2607:ffa0:2::/47
Range From2607:ffa0:2::
Range To2607:ffa0:3:ffff:ffff:ffff:ffff:ffff
Prefix2607:ffa0:4::/46
Range From2607:ffa0:4::
Range To2607:ffa0:7:ffff:ffff:ffff:ffff:ffff
Prefix2607:ffa0:8::/45
Range From2607:ffa0:8::
Range To2607:ffa0:f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 17
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.