17877 NEXG-AS-KR KX NexG Co., LTD, KR
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS9286 KINXIDC-AS-KR KINX, KR
AS3786 LGDACOM LG DACOM Corporation, KR
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 1493 AS17877 ORIGIN Originate: 167680 /14.64 Transit: 0 /0.00 NEXG-AS-KR KX NexG Co., LTD, KR
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 % 3332 AS17877 NEXG-AS-KR KX NexG Co., LTD, KR 27 17 1 11 16 59.26% Prefix AS Path Aggregation Suggestion 58.181.0.0/18 2914 3786 17877 112.136.128.0/17 2914 3786 17877 112.136.171.0/24 2914 3786 17877 - Withdrawn - matching aggregate 112.136.128.0/17 2914 3786 17877 112.136.172.0/24 2914 3786 17877 - Withdrawn - matching aggregate 112.136.128.0/17 2914 3786 17877 112.136.191.0/24 2914 3786 17877 - Withdrawn - matching aggregate 112.136.128.0/17 2914 3786 17877 112.136.193.0/24 37100 3786 17877 122.199.128.0/17 2914 3786 17877 122.199.217.0/24 2914 3786 17877 - Withdrawn - matching aggregate 122.199.128.0/17 2914 3786 17877 122.199.220.0/24 2914 3786 17877 - Withdrawn - matching aggregate 122.199.128.0/17 2914 3786 17877 122.199.221.0/24 2914 3786 17877 - Withdrawn - matching aggregate 122.199.128.0/17 2914 3786 17877 122.199.227.0/24 2914 3786 17877 - Withdrawn - matching aggregate 122.199.128.0/17 2914 3786 17877 122.199.230.0/24 2914 3786 17877 - Withdrawn - matching aggregate 122.199.128.0/17 2914 3786 17877 211.45.96.0/19 2914 3786 17877 211.47.224.0/20 2914 3786 17877 211.56.224.0/19 2914 3786 17877 + Announce - aggregate of 211.56.224.0/20 (2914 3786 17877) and 211.56.240.0/20 (2914 3786 17877) 211.56.224.0/20 2914 3786 17877 - Withdrawn - aggregated with 211.56.240.0/20 (2914 3786 17877) 211.56.240.0/20 2914 3786 17877 - Withdrawn - aggregated with 211.56.224.0/20 (2914 3786 17877) 211.232.0.0/17 2914 3786 17877 211.232.37.0/24 2914 3786 17877 - Withdrawn - matching aggregate 211.232.0.0/17 2914 3786 17877 211.232.128.0/18 2914 3786 17877 211.232.128.0/21 2914 3786 17877 - Withdrawn - matching aggregate 211.232.128.0/18 2914 3786 17877 211.232.134.0/24 2914 3786 17877 - Withdrawn - matching aggregate 211.232.128.0/18 2914 3786 17877 211.232.136.0/21 2914 3786 17877 - Withdrawn - matching aggregate 211.232.128.0/18 2914 3786 17877 211.232.163.0/24 2914 3786 17877 - Withdrawn - matching aggregate 211.232.128.0/18 2914 3786 17877 211.232.190.0/24 37100 3786 17877 211.232.191.0/24 2914 3786 17877 - Withdrawn - matching aggregate 211.232.128.0/18 2914 3786 17877 221.132.64.0/19 2914 3786 17877 221.132.83.0/24 2914 3786 17877 - Withdrawn - matching aggregate 221.132.64.0/19 2914 3786 17877
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS17877 13 More Specifics 22 Total Advertisements NEXG-AS-KR NexG Co., LTD, KR
112.136.171.0/24 112.136.128.0/17
112.136.172.0/24 112.136.128.0/17
112.136.191.0/24 112.136.128.0/17
112.136.193.0/24 112.136.128.0/17
211.56.224.0/20 211.56.224.0/19
211.56.240.0/20 211.56.224.0/19
211.232.37.0/24 211.232.0.0/17
211.232.128.0/21 211.232.128.0/18
211.232.134.0/24 211.232.128.0/18
211.232.136.0/21 211.232.128.0/18
211.232.163.0/24 211.232.128.0/18
211.232.190.0/24 211.232.128.0/18
211.232.191.0/24 211.232.128.0/18
122.199.254.0/25 122.199.128.0/17
122.199.254.128/25 122.199.128.0/17
122.199.255.0/25 122.199.128.0/17
122.199.255.128/25 122.199.128.0/17
211.232.190.0/25 211.232.128.0/18
211.232.190.128/25 211.232.128.0/18
211.232.191.0/25 211.232.128.0/18
211.232.191.128/25 211.232.128.0/18
Prefixes added and withdrawn by this origin AS in the past 7 days.
- 122.199.254.0/25 Withdrawn
- 122.199.254.128/25 Withdrawn
- 122.199.255.0/25 Withdrawn
- 122.199.255.128/25 Withdrawn
- 211.232.190.0/25 Withdrawn
- 211.232.190.128/25 Withdrawn
- 211.232.191.0/25 Withdrawn
- 211.232.191.128/25 Withdrawn
whois: 402590
IANA has recorded AS17877 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS17877\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS17653 - AS18431'
as-block: AS17653 - AS18431
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2019-01-08T23:19:07Z
source: APNIC
role: APNIC Hostmaster
address: 6 Cordelia Street
address: South Brisbane
address: QLD 4101
country: AU
phone: +61 7 3858 3100
fax-no: +61 7 3858 3199
e-mail: helpdesk@apnic.net
admin-c: AMS11-AP
tech-c: AH256-AP
nic-hdl: HM20-AP
remarks: Administrator for APNIC
notify: hostmaster@apnic.net
mnt-by: MAINT-APNIC-AP
last-modified: 2013-10-23T04:06:51Z
source: APNIC
% Information related to 'AS17832 - AS17881'
as-block: AS17832 - AS17881
descr: KRNIC-ASBLOCK-AP
descr: KRNIC
descr: Korea Network Information Center
country: KR
admin-c: HM127-AP
tech-c: HM127-AP
remarks: Authoritative information regarding AS Number
remarks: assignments made from within this block can also be
remarks: queried at whois.nic.or.kr
mnt-by: APNIC-HM
mnt-lower: MNT-KRNIC-AP
last-modified: 2017-06-15T04:25:42Z
source: APNIC
person: Host Master
address: Jeollanam-do Naju-si Jinheung-gil
country: KR
phone: +82-2-405-5118
e-mail: hostmaster@nic.or.kr
nic-hdl: HM127-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2019-05-22T01:20:31Z
source: APNIC
% Information related to 'AS17877'
% Abuse contact for 'AS17877' is 'irt@nic.or.kr'
aut-num: AS17877
as-name: NEXG-AS-KR
descr: KX NexG Co., LTD
country: KR
admin-c: AM2007-AP
tech-c: AM2007-AP
import: from AS4663
action pref=100;
accept ANY
import: from AS9957
action pref=100;
accept ANY
export: to AS4663
announce AS17877
export: to AS9957
announce AS17877
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2023-12-04T00:30:03Z
source: APNIC
irt: IRT-KRNIC-KR
address: 9, Jinheung-gil, Naju-si, Jeollanam-do
e-mail: irt@nic.or.kr
abuse-mailbox: irt@nic.or.kr
admin-c: IM574-AP
tech-c: IM574-AP
auth: # Filtered
remarks: irt@nic.or.kr was validated on 2020-04-09
mnt-by: MNT-KRNIC-AP
last-modified: 2025-09-04T01:00:01Z
source: APNIC
person: AS Manager
address: 90 Godeokbizvalley-ro 6-gil, Gangdong-gu, Seoul
country: KR
phone: +82-2-2016-0850
e-mail: noc@nexg.net
nic-hdl: AM2007-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2024-11-25T06:44:03Z
source: APNIC
% Information related to 'AS17877'
aut-num: AS17877
as-name: NEXG-AS-KR-KR
descr: KX NexG Co., LTD
country: KR
import: from AS4663 action pref=100 accept ANY
import: from AS9957 action pref=100 accept ANY
export: to AS4663 announce AS17877
export: to AS9957 announce AS17877
admin-c: GJ427-KR
tech-c: SL427-KR
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
remarks: This information has been partially mirrored by APNIC from
remarks: KRNIC. To obtain more specific information, please use the
remarks: KRNIC whois server at whois.kisa.or.kr.
source: KRNIC
person: AS Manager
address: 90 Godeokbizvalley-ro 6-gil, Gangdong-gu, Seoul
address: 6F
country: KR
phone: +82-2-2016-0850
e-mail: noc@nexg.net
nic-hdl: GJ427-KR
mnt-by: MNT-KRNIC-AP
remarks: This information has been partially mirrored by APNIC from
remarks: KRNIC. To obtain more specific information, please use the
remarks: KRNIC whois server at whois.kisa.or.kr.
source: KRNIC
person: AS Manager
address: 90 Godeokbizvalley-ro 6-gil, Gangdong-gu, Seoul
address: 6F
country: KR
phone: +82-2-2016-0850
e-mail: noc@nexg.net
nic-hdl: SL427-KR
mnt-by: MNT-KRNIC-AP
remarks: This information has been partially mirrored by APNIC from
remarks: KRNIC. To obtain more specific information, please use the
remarks: KRNIC whois server at whois.kisa.or.kr.
source: KRNIC
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