ASN Lookup Tool
AS1103 SURF B.V.
An 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.
ASN Lookup for:
AS1103
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ASN
AS1103
Organisation
SURF B.V.
AS Name
SURFNET-NL
IPv4 Addresses Announced
6,210,195
IPv4 Prefixes Announced
137
IPv6 Prefixes Announced
20
IPv4 Bogon Prefixes
0
IPv6 Bogon Prefixes
0
IPv4 Space Rank
#85 out of 75,500
Registry
Ripe
Registered Country
ZZ
Registration Date
2002-09-23
Registration Change
2022-06-09
SAWAD LAND for Information Technology Ltd
London Internet Exchange Ltd.
Marcin Gondek
Sprint
Vodafone GmbH
Telekomunikasi Indonesia (PT)
Swisscom (Schweiz) AG
Limelight Networks
SysLevel SAS
Jack O'Sullivan
Forhosting
Active Prefixes IPv6
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