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	Prefix	Description
	103.4.40.0/22	Dai Nippon Printing Co., Ltd.
	103.4.40.0/23	Dai Nippon Printing Co., Ltd.
	103.4.42.0/23	Dai Nippon Printing Co., Ltd.
	157.101.224.0/20	Dai Nippon Printing Co., Ltd.
	157.101.224.0/19	Dai Nippon Printing Co., Ltd.
	157.101.240.0/20	Dai Nippon Printing Co., Ltd.
	157.101.244.0/24	Dai Nippon Printing Co., Ltd.
	157.101.247.0/24	Dai Nippon Printing Co., Ltd.
	157.101.252.0/24	Dai Nippon Printing Co., Ltd.
	157.101.253.0/24	Dai Nippon Printing Co., Ltd.
	157.101.254.0/24	Dai Nippon Printing Co., Ltd.
	157.101.255.0/24	Dai Nippon Printing Co., Ltd.
	202.255.63.0/24	Dai Nippon Printing Co., Ltd.
	210.133.96.0/21	Dai Nippon Printing Co., Ltd.
	210.133.96.0/20	Dai Nippon Printing Co., Ltd.
	210.133.104.0/21	Dai Nippon Printing Co., Ltd.
	210.133.110.0/24	Dai Nippon Printing Co., Ltd.

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Network Policy

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description	IPv4	IPv6
	AS4713	NTT Communications Corporation (OCN)	✔	✘
	AS2519	ARTERIA Networks Corporation	✔	✘
	AS32787	Akamai (Prolexic)	✔	✘

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Peers

	ASN	Description	IPv4	IPv6
	AS32787	Akamai (Prolexic)	✔	✘
	AS4713	NTT Communications Corporation (OCN)	✔	✘
	AS2519	ARTERIA Networks Corporation	✔	✘

[ 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]                  7677
b. [AS Name]                    DNP
g. [Organization]               Dai Nippon Printing Co., Ltd
m. [Administrative Contact]     JP00241106
n. [Technical Contact]          AK139JP
n. [Technical Contact]          KN40292JP
n. [Technical Contact]          TS87405JP
n. [Technical Contact]          TS87406JP
q. [Abuse]                      
o. [IMPORT]                     from AS2519 200 accept ANY
o. [IMPORT]                     from AS4713 200 accept ANY
p. [EXPORT]                     to AS2519 announce AS7677
p. [EXPORT]                     to AS4713 announce AS7677
[Assigned Date]                 1998/05/19
[Last Update]                   2023/04/06 08:44:02(JST)

Last Update: 2025-12-14T23:02:11Z UTC / (Click here to force a refresh)

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Member of the following AS-SETs

-	Member
JPIRR	as-ocn
LEVEL3	as-level3-origins-na
ARIN	as1239:as-customers
RADB	as-pacnet-downstream-jp
RADB	as-telstra-intl-customers
RADB	as-iij
RADB	as-pacnet-customer-proxy-register
RADB	as-vectant
RADB	as-prole
RADB	as-ocn
RADB	as-kdd
RADB	as-kdddmpeer
JPIRR	as-iij
RADB	as-telstra-testing-1
ARIN	as-xo-b
RADB	as-ipv6_vectant
RADB	as-kddcustomer2
LEVEL3	as-sprint-origins
NTTCOM	as2914:as-64600-v6
JPIRR	as-iij6
RADB	as-kddi6
NTTCOM	as-ocn
RADB	as-iij6