ASN Lookup Tool

Backblaze Inc backblaze.com US US 57 Routes

AS Data

AS40401

AS40401 – Backblaze 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 34
ASN type BUSINESS
Registry ARIN
Date Allocated 2020-08-20

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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
104.153.232.0/23 512
45.11.39.0/24 256
2605:72c0:6fe::/48 ~1×10²⁴
149.137.128.0/23 512
104.153.238.0/24 256
2605:72c0:5fc::/48 ~1×10²⁴
2605:72c0:400::/45 ~1×10²⁷
2605:72c0:1fc::/48 ~1×10²⁴
2605:72c0:200::/45 ~1×10²⁷
2605:72c0:2ff::/48 ~1×10²⁴
2605:72c0:20a::/48 ~1×10²⁴
2605:72c0:6ff::/48 ~1×10²⁴
45.11.38.0/24 256
2605:72c0:800::/45 ~1×10²⁷
2605:72c0:4fe::/48 ~1×10²⁴
206.190.208.0/22 1024
2605:72c0:5fe::/48 ~1×10²⁴
2605:72c0:8fe::/48 ~1×10²⁴
104.153.237.0/24 256
149.137.138.0/23 512
149.137.141.0/24 256
2605:72c0:1fe::/48 ~1×10²⁴
149.137.130.0/23 512
149.137.137.0/24 256
2605:72c0:1ff::/48 ~1×10²⁴
2605:72c0:5ff::/48 ~1×10²⁴
2605:72c0:700::/45 ~1×10²⁷
2605:72c0:208::/48 ~1×10²⁴
2605:72c0:4fd::/48 ~1×10²⁴
2605:72c0:8fd::/48 ~1×10²⁴
2605:72c0:6fd::/48 ~1×10²⁴
2605:72c0:2fd::/48 ~1×10²⁴
45.11.36.0/24 256
149.137.136.0/24 256
149.137.140.0/24 256
104.153.234.0/24 256
2605:72c0:209::/48 ~1×10²⁴
2605:72c0:8fc::/48 ~1×10²⁴
206.190.214.0/23 512
2605:72c0:4fc::/48 ~1×10²⁴
2605:72c0:6fc::/48 ~1×10²⁴
45.11.37.0/24 256
2605:72c0:500::/45 ~1×10²⁷
2605:72c0:2fc::/48 ~1×10²⁴
2605:72c0:100::/45 ~1×10²⁷
104.153.235.0/24 256
149.137.132.0/23 512

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


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

OrgAbuseHandle: ABUSE5514-ARIN
OrgAbuseName:   Abuse Contact
OrgAbusePhone:  +1-650-352-3738 
OrgAbuseEmail:  abuse@backblaze.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5514-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
AS51907 Kanton Zug CH
AS25220 equada network GmbH DE
AS262589 SAMM TECNOLOGIA E TELECOMUNICACOES S.A BR
AS39249 Netassist International EOOD BG
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
AS45352 IP ServerOne Solutions Sdn Bhd MY
AS37468 Angola Cables AO
AS199524 G-Core Labs S.A. LU
AS49127 Asimo Networks B.V. NL
AS1000 LINK AMERICAN US
AS33185 Hive Data Center Inc. CA
AS50673 Serverius Holding B.V. NL
AS12859 BIT BV NL
AS206735 Novelcomm LP GR
AS3216 PJSC "Vimpelcom" RU
AS13237 euNetworks GmbH DE
AS21497 PrJSC "VF UKRAINE" UA
AS32590 Valve Corporation US
AS12735 TurkNet Iletisim Hizmetleri A.S. TR
AS11164 Internet2 US
AS399337 Netcrawler Inc CA
AS559 SWITCH CH
AS51873 Arcade Solutions AG CH
AS8801 Rocket Fibre Ltd GB
AS20647 IPB Internet Provider in Berlin GmbH DE
AS1031 PEER 1031 LLC US
AS1828 Unitas Global US
AS1299 Arelion Sweden AB SE
AS999 CORIX NETWORKS US
AS37497 Network Platforms (PTY) LTD ZA
AS38158 PT. Cyberindo Aditama ID
AS21215 UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd RS
AS57695 Misaka Network, Inc. US
AS12741 Netia SA PL
AS215085 Maik Polman trading as PixelHosting NL
AS4826 Vocus Connect International Backbone AU
AS31027 GlobalConnect A/S DK
AS8298 IPng Networks GmbH CH
AS14630 Invesco Group Services, Inc. US
AS6777 Amsterdam Internet Exchange B.V. NL
AS4455 IX Reach Ltd GB
AS15547 netplus.ch SA CH
AS37100 SEACOM Limited MU
AS199938 Netzwerge GmbH DE
AS9002 RETN Limited GB
AS60900 Adrian Trifonov trading as Ssmidge Technologies CA
AS1764 Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH AT
AS41327 Fiber Telecom S.p.A. IT
AS13786 Seabras 1 USA, LLC US
AS835 GoCodeIT Inc CA
AS35280 F5 Networks SARL FR
AS207594 Connectivia S.r.l IT
AS2152 CENIC US
AS132337 Axclusive SG

Upstreams

AS Number Description Country
AS7195 EDGEUNO S.A.S CO
AS21320 GEANT Vereniging NL
AS39249 Netassist International EOOD BG
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
AS37468 Angola Cables AO
AS20764 CJSC RASCOM RU
AS15802 Emirates Integrated Telecommunications Company PJSC AE
AS37497 Network Platforms PTY LTD ZA
AS47147 ANEXIA Internetdienstleistungs GmbH AT
AS50673 Serverius Holding B.V. NL
AS4637 Telstra International Limited HK
AS3216 PJSC Vimpelcom RU
AS8220 COLT Technology Services Group Limited GB
AS14840 BR.Digital Telecom BR
AS29632 Netassist International EOOD BG
AS24961 WIIT AG DE
AS12779 IT.Gate S.p.A. IT
AS1031 PEER 1031 LLC US
AS30844 Liquid Telecommunications Ltd GB
AS1299 Arelion Sweden AB SE
AS3257 GTT Communications Inc. US
AS21215 UNITED GROUP NETWORK INFRASTRUCTURE d.o.o. Beograd RS
AS39686 Eurofiber Nederland BV NL
AS34927 iFog GmbH CH
AS1764 Next Layer Telekommunikationsdienstleistungs und Beratungs GmbH AT
AS25091 IP Max SA CH
AS42708 Glesys AB SE
AS8298 IPng Networks GmbH CH
AS48362 Stadtwerke Feldkirch AT
AS6663 Euroweb Romania S.R.L. RO
AS34019 Hivane Association FR
AS6777 Amsterdam Internet Exchange B.V. NL
AS60171 AFR IX TELECOM S.A. ES
AS394256 Tech Futures Interactive Inc. CA
AS4455 IX Reach Ltd GB
AS50629 LWLcom GmbH DE
AS15958 CETIN Ltd. Belgrade RS
AS61049 Exascale Ltd GB
AS2518 BIGLOBE Inc. JP
AS37100 SEACOM Limited MU
AS39120 Convergenze S.p.A. IT
AS9002 RETN Limited GB
AS6057 Administracion Nacional de Telecomunicaciones UY
AS1267 WIND TRE S.P.A. IT
AS5405 Inter.link GmbH DE
AS3214 xTom GmbH DE
AS41327 Fiber Telecom S.p.A. IT
AS8455 atom86 BV NL
AS15576 NTS workspace AG CH
AS13194 UAB Bite Lietuva LT
AS13786 Seabras 1 USA, LLC US
AS35280 F5 Networks SARL FR
AS812 Rogers Communications Canada Inc. CA
AS9044 BSE Software GmbH CH
AS5713 SAIX NET ZA

Downstreams

AS Number Description Country
AS396865 Backblaze Inc US

Contacts

Email Contacts

whoisinfo@backblaze.com

Abuse Contacts

abuse@backblaze.com

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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.