7671 MCNET NTT SmartConnect Corporation, JP
Adjacency: 7 Upstream: 4 Downstream: 3
Upstream Adjacent AS list
AS9607 BBTOWER BroadBand Tower, Inc., JP
AS6939 HURRICANE, US
AS2497 IIJ Internet Initiative Japan Inc., JP
AS2914 NTT-LTD-2914, US
Downstream Adjacent AS list
AS9607 BBTOWER BroadBand Tower, Inc., JP
AS2506 SUPERCSI NTT WEST CHUGOKU CORPORATION, JP
AS63785 FU-NTP Fukuoka University, JP
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 727 AS7671 ORIGIN Originate: 457728 /13.20 Transit: 0 /0.00 MCNET NTT SmartConnect Corporation, JP
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 2641 AS7671 MCNET NTT SmartConnect Corporation, JP 61 26 5 40 21 34.43% Prefix AS Path Aggregation Suggestion 58.147.192.0/18 6939 7671 + Announce - aggregate of 58.147.192.0/19 (6939 7671) and 58.147.224.0/19 (6939 7671) 58.147.192.0/19 6939 7671 - Withdrawn - aggregated with 58.147.224.0/19 (6939 7671) 58.147.224.0/19 6939 7671 - Withdrawn - aggregated with 58.147.192.0/19 (6939 7671) 103.28.236.0/22 6939 7671 114.129.0.0/21 6939 7671 114.129.48.0/20 6939 7671 117.58.224.0/20 6939 7671 122.50.16.0/20 2497 7671 122.100.16.0/21 2497 7671 124.241.192.0/18 6939 7671 + Announce - aggregate of 124.241.192.0/19 (6939 7671) and 124.241.224.0/19 (6939 7671) 124.241.192.0/19 6939 7671 - Withdrawn - aggregated with 124.241.224.0/19 (6939 7671) 124.241.224.0/20 6939 7671 - Withdrawn - aggregated with 124.241.240.0/20 (6939 7671) 124.241.240.0/20 6939 7671 - Withdrawn - aggregated with 124.241.224.0/20 (6939 7671) 124.245.0.0/16 2497 7671 125.252.128.0/18 2497 7671 157.3.0.0/16 2497 7671 157.4.0.0/16 2497 7671 192.218.14.0/24 6939 7671 202.62.176.0/20 2497 7671 202.71.64.0/19 2497 7671 202.78.208.0/20 6939 7671 202.78.209.0/24 6939 7671 - Withdrawn - matching aggregate 202.78.208.0/20 6939 7671 202.78.213.0/24 6939 7671 - Withdrawn - matching aggregate 202.78.208.0/20 6939 7671 202.78.215.0/24 6939 7671 - Withdrawn - matching aggregate 202.78.208.0/20 6939 7671 202.78.216.0/24 6939 7671 - Withdrawn - matching aggregate 202.78.208.0/20 6939 7671 202.78.217.0/24 6939 7671 - Withdrawn - matching aggregate 202.78.208.0/20 6939 7671 202.78.218.0/24 6939 7671 - Withdrawn - matching aggregate 202.78.208.0/20 6939 7671 202.78.219.0/24 6939 7671 - Withdrawn - matching aggregate 202.78.208.0/20 6939 7671 202.189.176.0/21 6939 7671 202.211.112.0/20 6939 7671 202.211.114.0/24 6939 7671 - Withdrawn - matching aggregate 202.211.112.0/20 6939 7671 202.211.115.0/24 6939 7671 - Withdrawn - matching aggregate 202.211.112.0/20 6939 7671 202.211.116.0/24 6939 7671 - Withdrawn - matching aggregate 202.211.112.0/20 6939 7671 202.211.117.0/24 6939 7671 - Withdrawn - matching aggregate 202.211.112.0/20 6939 7671 202.211.118.0/24 6939 7671 - Withdrawn - matching aggregate 202.211.112.0/20 6939 7671 202.211.119.0/24 6939 7671 - Withdrawn - matching aggregate 202.211.112.0/20 6939 7671 202.211.124.0/24 6939 7671 - Withdrawn - matching aggregate 202.211.112.0/20 6939 7671 202.211.125.0/24 6939 7671 - Withdrawn - matching aggregate 202.211.112.0/20 6939 7671 202.242.245.0/24 6939 7671 202.255.103.0/24 6939 7671 203.78.224.0/19 6939 7671 203.184.96.0/19 6939 7671 203.211.160.0/19 6939 7671 203.211.192.0/18 6939 7671 + Announce - aggregate of 203.211.192.0/19 (6939 7671) and 203.211.224.0/19 (6939 7671) 203.211.192.0/19 6939 7671 - Withdrawn - aggregated with 203.211.224.0/19 (6939 7671) 203.211.224.0/19 6939 7671 - Withdrawn - aggregated with 203.211.192.0/19 (6939 7671) 210.89.192.0/18 6939 7671 210.172.32.0/19 6939 7671 210.233.240.0/20 2497 7671 210.247.0.0/23 2497 7671 210.247.4.0/22 2497 7671 210.247.8.0/21 2497 7671 210.247.16.0/20 2497 7671 210.247.32.0/19 2497 7671 210.247.64.0/18 2497 7671 211.1.224.0/19 6939 7671 + Announce - aggregate of 211.1.224.0/20 (6939 7671) and 211.1.240.0/20 (6939 7671) 211.1.224.0/20 6939 7671 - Withdrawn - aggregated with 211.1.240.0/20 (6939 7671) 211.1.240.0/20 6939 7671 - Withdrawn - aggregated with 211.1.224.0/20 (6939 7671) 219.96.64.0/19 6939 7671 + Announce - aggregate of 219.96.64.0/20 (6939 7671) and 219.96.80.0/20 (6939 7671) 219.96.64.0/20 6939 7671 - Withdrawn - aggregated with 219.96.80.0/20 (6939 7671) 219.96.80.0/20 6939 7671 - Withdrawn - aggregated with 219.96.64.0/20 (6939 7671) 219.103.32.0/20 6939 7671 219.111.224.0/20 2497 7671 219.113.64.0/20 6939 7671 219.124.32.0/20 6939 7671 222.231.128.0/17 2497 7671
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS7671 34 More Specifics 65 Total Advertisements MCNET NTT SmartConnect Corporation, JP
103.17.188.0/24 103.17.188.0/22
103.17.189.0/24 103.17.188.0/22
103.17.190.0/24 103.17.188.0/22
103.17.191.0/24 103.17.188.0/22
192.218.8.0/24 192.218.0.0/16
192.218.9.0/24 192.218.0.0/16
192.218.14.0/24 192.218.0.0/16
202.78.209.0/24 202.78.208.0/20
202.78.213.0/24 202.78.208.0/20
202.78.215.0/24 202.78.208.0/20
202.78.216.0/24 202.78.208.0/20
202.78.217.0/24 202.78.208.0/20
202.78.218.0/24 202.78.208.0/20
202.78.219.0/24 202.78.208.0/20
202.211.114.0/24 202.208.0.0/14
202.211.115.0/24 202.208.0.0/14
202.211.116.0/24 202.208.0.0/14
202.211.117.0/24 202.208.0.0/14
202.211.118.0/24 202.208.0.0/14
202.211.119.0/24 202.208.0.0/14
202.211.124.0/24 202.208.0.0/14
202.211.125.0/24 202.208.0.0/14
202.242.245.0/24 202.240.0.0/12
202.255.103.0/24 202.240.0.0/12
210.172.32.0/19 210.160.0.0/12
210.233.240.0/20 210.232.0.0/14
211.1.224.0/20 211.0.0.0/13
211.1.240.0/20 211.0.0.0/13
219.96.64.0/20 219.96.0.0/11
219.96.80.0/20 219.96.0.0/11
219.103.32.0/20 219.96.0.0/11
219.111.224.0/20 219.96.0.0/11
219.113.64.0/20 219.96.0.0/11
219.124.32.0/20 219.96.0.0/11
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 192.218.8.0/24 Announced
+ 192.218.9.0/24 Announced
whois: 402551
IANA has recorded AS7671 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS7671\n % [whois.apnic.net]
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% Information related to 'AS7467 - AS7722'
as-block: AS7467 - AS7722
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
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admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2008-09-04T06:40:26Z
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phone: +61 7 3858 3100
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tech-c: AH256-AP
nic-hdl: HM20-AP
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notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS7660 - AS7691'
as-block: AS7660 - AS7691
descr: JPNIC-2Byte-ASBLOCK-AP
descr: for assignment to JPNIC members
country: JP
admin-c: JNIC1-AP
tech-c: JNIC1-AP
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last-modified: 2017-06-12T03:54:30Z
source: APNIC
role: Japan Network Information Center
address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047, Japan
country: JP
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
e-mail: hostmaster@nic.ad.jp
admin-c: JI13-AP
tech-c: JE53-AP
nic-hdl: JNIC1-AP
mnt-by: MAINT-JPNIC
last-modified: 2022-01-05T03:04:02Z
source: APNIC
% Information related to 'AS7671'
% Abuse contact for 'AS7671' is 'hostmaster@nic.ad.jp'
aut-num: AS7671
as-name: NTTSMC
descr: NTT SmartConnect Corporation
descr: 3-1, Ofuka-cho, Kita-ku,Osaka-shi, Osaka
admin-c: JNIC1-AP
tech-c: JNIC1-AP
remarks: Email address for spam or abuse complaints : abuse@mcnet.ad.jp
country: JP
mnt-by: MAINT-JPNIC
mnt-lower: MAINT-JPNIC
mnt-irt: IRT-JPNIC-JP
last-modified: 2024-10-11T02:36:39Z
source: APNIC
irt: IRT-JPNIC-JP
address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047, japan
e-mail: hostmaster@nic.ad.jp
abuse-mailbox: hostmaster@nic.ad.jp
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
admin-c: JNIC1-AP
tech-c: JNIC1-AP
auth: # Filtered
remarks: hostmaster@nic.ad.jp was validated on 2024-11-27
mnt-by: MAINT-JPNIC
last-modified: 2025-09-04T01:00:00Z
source: APNIC
role: Japan Network Information Center
address: Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address: Chiyoda-ku, Tokyo 101-0047, Japan
country: JP
phone: +81-3-5297-2311
fax-no: +81-3-5297-2312
e-mail: hostmaster@nic.ad.jp
admin-c: JI13-AP
tech-c: JE53-AP
nic-hdl: JNIC1-AP
mnt-by: MAINT-JPNIC
last-modified: 2022-01-05T03:04:02Z
source: APNIC
% Information related to 'AS7671'
aut-num: AS7671
as-name: MCNET
descr: NTT SmartConnect Corporation
import:
export:
country: JP
admin-c: JP00000397
tech-c: JP00000397
last-modified: 2007-05-16T03:18:18Z
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