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	Prefix	Description
	117.46.4.0/23	SOFTBANK MOBILE Corp.
	117.46.4.0/22	SoftBank Corp.
	117.46.6.0/23	SoftBank Corp.
	117.46.8.0/23	SoftBank Corp.
	117.46.8.0/22	SOFTBANK MOBILE Corp.
	117.46.10.0/23	SOFTBANK MOBILE Corp.
	117.46.12.0/22	SoftBank Corp.
	117.46.12.0/23	SoftBank Corp.
	117.46.14.0/23	SOFTBANK MOBILE Corp.
	117.46.16.0/22	SoftBank Corp.
	117.46.16.0/23	SoftBank Corp.
	117.46.18.0/23	SOFTBANK MOBILE Corp.
	123.108.236.0/22	SOFTBANK MOBILE Corp.
	123.108.236.0/23	SOFTBANK MOBILE Corp.
	123.108.238.0/23	SoftBank Corp.
	202.179.203.0/24	SoftBank Corp.
	202.179.204.0/24	SOFTBANK MOBILE Corp.
	202.253.96.0/22	SoftBank Corp.
	202.253.96.0/23	SoftBank Corp.
	202.253.98.0/23	SoftBank Corp.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS4725	SoftBank Corp.	✔	✘
	AS17676	SoftBank Corp.	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS4725	SoftBank Corp.	✔	✘
	AS17676	SoftBank Corp.	✔	✘

[ JPNIC database provides information regarding IP address and ASN. Its use   ]
[ is restricted to network administration purposes. For further information,  ]
[ use 'whois -h whois.nic.ad.jp help'. To only display English output,        ]
[ add '/e' at the end of command, e.g. 'whois -h whois.nic.ad.jp xxx/e'.      ]

Autonomous System Information:
a. [AS Number]                  17505
b. [AS Name]                    SBmobile
g. [Organization]               SoftBank Corp.
m. [Administrative Contact]     JP00077820
n. [Technical Contact]          JP00077820
q. [Abuse]                      
o. [IMPORT]                     from AS4725 100 accept ANY
o. [IMPORT]                     from AS9592 100 accept ANY
p. [EXPORT]                     to AS4725 announce AS17505
p. [EXPORT]                     to AS9592 announce AS17505
[Assigned Date]                 2001/01/12
[Last Update]                   2022/07/15 10:27:13(JST)

Last Update: 2025-07-09T23:54:23Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member	ASN Count
ARIN	as1239:as-customers	4238
RADB	as-odn	1
LEVEL3	as-level3-origins-na	0
JPIRR	as-gigainfra	1265
JPIRR	as-odn	1
RADB	as-gigainfra	1265