17877 NEXG-AS-KR NEXG
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS9318 HANARO-AS Hanaro Telecom Inc.
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 1253 AS17877 ORIGIN Originate: 132608 /14.98 Transit: 0 /0.00 NEXG-AS-KR NEXG
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 % 2209 AS17877 NEXG-AS-KR NEXG 14 6 1 9 5 35.71% Prefix AS Path Aggregation Suggestion 58.181.0.0/18 4637 9318 17877 122.199.128.0/17 4637 4766 9318 17877 211.45.96.0/19 4637 9318 17877 211.47.224.0/20 4637 9318 17877 211.56.224.0/19 4637 9318 17877 + Announce - aggregate of 211.56.224.0/20 (4637 9318 17877) and 211.56.240.0/20 (4637 9318 17877) 211.56.224.0/20 4637 9318 17877 - Withdrawn - aggregated with 211.56.240.0/20 (4637 9318 17877) 211.56.240.0/20 4637 9318 17877 - Withdrawn - aggregated with 211.56.224.0/20 (4637 9318 17877) 211.232.0.0/17 4637 4766 9318 17877 211.232.4.0/22 4637 9318 17877 211.232.128.0/18 4637 9318 17877 211.232.128.0/21 4637 9318 17877 - Withdrawn - matching aggregate 211.232.128.0/18 4637 9318 17877 211.232.136.0/21 4637 9318 17877 - Withdrawn - matching aggregate 211.232.128.0/18 4637 9318 17877 211.232.190.0/24 4637 9318 17877 - Withdrawn - matching aggregate 211.232.128.0/18 4637 9318 17877 211.232.191.0/24 4637 9318 17877 - Withdrawn - matching aggregate 211.232.128.0/18 4637 9318 17877 221.132.64.0/19 4637 9318 17877
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS17877 11 More Specifics 14 Total Advertisements NEXG-AS-KR NEXG
211.45.96.0/19 211.45.0.0/17
211.47.224.0/20 211.46.0.0/15
211.56.224.0/20 211.56.0.0/14
211.56.240.0/20 211.56.0.0/14
211.232.0.0/17 211.232.0.0/15
211.232.4.0/22 211.232.0.0/15
211.232.128.0/18 211.232.0.0/15
211.232.128.0/21 211.232.0.0/15
211.232.136.0/21 211.232.0.0/15
211.232.190.0/24 211.232.0.0/15
211.232.191.0/24 211.232.0.0/15
whois: 402332
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
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)