ASN Lookup Tool

Backblaze Inc backblaze.com US US 58 Routes

AS Data

AS40401

AS40401Backblaze Inc

AS Number 40401
AS Name BACKBLAZE
Organization Backblaze Inc(backb-7)
Country US
Website backblaze.com
Number of IPv4 Routes 23
Number of IPv6 Routes 35
ASN type BUSINESS
Registry ARIN
Date Allocated 2020-08-20

ASN Intelligence API for production workflows

Use ASN data for AS40401 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

IP Ranges

Route # IPs
149.137.134.0/23 512
2605:72c0:4ff::/48 ~1×10²⁴
2605:72c0:5fd::/48 ~1×10²⁴
2605:72c0:600::/45 ~1×10²⁷
2605:72c0:8ff::/48 ~1×10²⁴
2605:72c0:1fd::/48 ~1×10²⁴
149.137.142.0/24 256
104.153.236.0/24 256
206.190.212.0/23 512
2605:72c0:2fe::/48 ~1×10²⁴

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       40401
ASName:         BACKBLAZE
ASHandle:       AS40401
RegDate:        2020-08-20
Updated:        2020-08-20
Comment:        www.backblaze.com    
Ref:            https://rdap.arin.net/registry/autnum/40401


OrgName:        Backblaze Inc
OrgId:          BACKB-7
Address:        2261 Market Street STE 81006
City:           San Francisco
StateProv:      CA
PostalCode:     94114
Country:        US
RegDate:        2016-02-22
Updated:        2026-02-04
Ref:            https://rdap.arin.net/registry/entity/BACKB-7


OrgAbuseHandle: ABUSE5514-ARIN
OrgAbuseName:   Abuse Contact
OrgAbusePhone:  +1-650-352-3738 
OrgAbuseEmail:  abuse@backblaze.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5514-ARIN

OrgTechHandle: BACKB1-ARIN
OrgTechName:   Backblaze whoisinfo
OrgTechPhone:  +1-650-352-3738 
OrgTechEmail:  whoisinfo@backblaze.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BACKB1-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number Description Country
AS1403 EBOX CA
AS25220 equada network GmbH DE
AS3737 PenTeleData Inc. US
AS286 GTT Communications Inc. US
AS38880 Micron21 Datacentre Pty Ltd AU
AS14537 Continent 8 LLC US
AS198150 SIACOM JSC GE
AS15943 wilhelm.tel GmbH DE
AS56655 Gigahost AS NO
AS37468 Angola Cables AO

Upstreams

AS Number Description Country
AS7195 EDGEUNO S.A.S CO
AS21320 GEANT Vereniging NL
AS39351 31173 Services AB SE
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS286 GTT Communications Inc. US
AS22356 Durand do Brasil Ltda BR
AS4230 CLARO S.A. BR
AS56655 Gigahost AS NO
AS37468 Angola Cables AO

Downstreams

AS Number Description Country
AS396865 Backblaze Inc US

Contacts

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Frequently Asked Questions

ASN AS40401 is an Autonomous System Number used to identify a network for BGP internet routing.
AS40401 is listed under Backblaze Inc.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.