AS173 Nippon Telegraph and Telephone Corporation

• IPv4 Prefixes

Country	Announced Prefix	Description	Valid ROA	Parent Prefix	RIR
	163.138.160.0/19	Nippon Telegraph and Telephone Corporation		163.138.0.0/16	APNIC
	192.47.168.0/23	Nippon Telegraph and Telephone Corporation		190.156.0.0/15	Lacnic

• IPv4 Peers

Country	ASN	Name	Description
	AS2511	APNIC-AS-X-BLOCK	Asia Pacific Network Information Centre
	AS2518	APNIC-AS-X-BLOCK	Asia Pacific Network Information Centre
	AS6939	HURRICANE	Hurricane Electric LLC
	AS7521	MFEED	INTERNET MULTIFEED CO.

• IPv4 Upstreams

Country	ASN	Name	Description
	AS2518	APNIC-AS-X-BLOCK	Asia Pacific Network Information Centre
	AS7521	MFEED	INTERNET MULTIFEED CO.
	AS6939	HURRICANE	Hurricane Electric LLC

IPv4 Upstream Graph

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IPv4 Upstream Graph

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• IPv4 Downstreams

Country	ASN	Name	Description
	AS2511	APNIC-AS-X-BLOCK	Asia Pacific Network Information Centre

% [whois.apnic.net]
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% Information related to 'AS173'

% Abuse contact for 'AS173' is 'rd-it-helpdesk@ml.ntt.com'

aut-num:        AS173
as-name:        NTTECL-AS
descr:          Nippon Telegraph and Telephone Corporation
country:        JP
org:            ORG-NTAT1-AP
admin-c:        TF79-AP
tech-c:         TF79-AP
abuse-c:        AN845-AP
mnt-lower:      MAINT-JP-NTTECL-JP
mnt-routes:     MAINT-JP-NTTECL-JP
mnt-by:         APNIC-HM
mnt-irt:        IRT-NTTECL-JP
last-modified:  2023-01-11T04:52:30Z
source:         APNIC

irt:            IRT-NTTECL-JP
address:        3-9-11 Midori-cho, Musashino-shi, Tokyo, Japan
e-mail:         rd-it-helpdesk@ml.ntt.com
abuse-mailbox:  rd-it-helpdesk@ml.ntt.com
admin-c:        TF79-AP
tech-c:         TF79-AP
auth:           # Filtered
remarks:        rd-it-helpdesk@ml.ntt.com was validated on 2025-01-09
mnt-by:         MAINT-JP-NTTECL-JP
last-modified:  2025-01-09T11:00:18Z
source:         APNIC

organisation:   ORG-NTAT1-AP
org-name:       Nippon Telegraph and Telephone Corporation
org-type:       LIR
country:        JP
address:        3-9-11 Midori-cho Musashino-shi
phone:          +81-422-59-2725
fax-no:         +81-422-59-5637
e-mail:         it-pb@ml.ntt.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:59Z
source:         APNIC

role:           ABUSE NTTECLJP
country:        ZZ
address:        3-9-11 Midori-cho, Musashino-shi, Tokyo, Japan
phone:          +000000000
e-mail:         rd-it-helpdesk@ml.ntt.com
admin-c:        TF79-AP
tech-c:         TF79-AP
nic-hdl:        AN845-AP
remarks:        Generated from irt object IRT-NTTECL-JP
remarks:        rd-it-helpdesk@ml.ntt.com was validated on 2025-01-09
abuse-mailbox:  rd-it-helpdesk@ml.ntt.com
mnt-by:         APNIC-ABUSE
last-modified:  2025-01-09T11:00:31Z
source:         APNIC

person:         Tomohiro Fujisaki
nic-hdl:        TF79-AP
e-mail:         fujisaki@venus.gr.jp
address:        3-9-11 Midori-sho, Musashino-shi, Tokyo, Japan
phone:          +81-422-59-7351
fax-no:         +81-422-59-5652
country:        JP
mnt-by:         MAINT-JP-NTTECL-JP
last-modified:  2022-07-21T13:05:18Z
source:         APNIC

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