18311 BORANET-AS-KR Dongsue Digital BROADCASTING CO.,LTD.
Adjacency: 2 Upstream: 2 Downstream: 0
Upstream Adjacent AS list
AS9848 GNGAS Enterprise Networks
AS9318 HANARO-AS Hanaro Telecom Inc.
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 6305 AS18311 ORIGIN Originate: 9728 /18.75 Transit: 0 /0.00 BORANET-AS-KR Dongsue Digital BROADCASTING CO.,LTD.
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 % 2593 AS18311 BORANET-AS-KR Dongsue Digital BROADCASTI 32 7 3 28 4 12.50% Prefix AS Path Aggregation Suggestion 61.252.176.0/23 4637 9318 18311 61.252.178.0/24 4637 3491 9848 18311 210.122.74.0/24 4637 3491 9848 18311 210.122.84.0/24 4637 3491 9848 18311 210.122.86.0/23 4637 3491 9848 18311 + Announce - aggregate of 210.122.86.0/24 (4637 3491 9848 18311) and 210.122.87.0/24 (4637 3491 9848 18311) 210.122.86.0/24 4637 3491 9848 18311 - Withdrawn - aggregated with 210.122.87.0/24 (4637 3491 9848 18311) 210.122.87.0/24 4637 3491 9848 18311 - Withdrawn - aggregated with 210.122.86.0/24 (4637 3491 9848 18311) 210.122.94.0/24 4637 3491 9848 18311 210.122.117.0/24 4637 3491 9848 18311 210.122.186.0/23 4637 3491 9848 18311 + Announce - aggregate of 210.122.186.0/24 (4637 3491 9848 18311) and 210.122.187.0/24 (4637 3491 9848 18311) 210.122.186.0/24 4637 3491 9848 18311 - Withdrawn - aggregated with 210.122.187.0/24 (4637 3491 9848 18311) 210.122.187.0/24 4637 3491 9848 18311 - Withdrawn - aggregated with 210.122.186.0/24 (4637 3491 9848 18311) 210.122.191.0/24 4637 3491 9848 18311 210.126.136.0/24 4637 3491 9848 18311 210.126.141.0/24 4637 3491 9848 18311 210.126.152.0/24 4637 3491 9848 18311 210.126.155.0/24 4637 3491 9848 18311 210.126.168.0/24 4637 9318 18311 210.126.187.0/24 4637 9318 18311 210.126.193.0/24 4637 9318 18311 210.126.196.0/24 4637 9318 18311 210.126.198.0/24 4637 9318 18311 210.126.204.0/24 4637 9318 18311 210.126.215.0/24 4637 9318 18311 211.210.50.0/23 4637 9318 18311 211.210.52.0/22 4637 9318 18311 + Announce - aggregate of 211.210.52.0/23 (4637 9318 18311) and 211.210.54.0/23 (4637 9318 18311) 211.210.52.0/23 4637 9318 18311 - Withdrawn - aggregated with 211.210.54.0/23 (4637 9318 18311) 211.210.54.0/24 4637 9318 18311 - Withdrawn - aggregated with 211.210.55.0/24 (4637 9318 18311) 211.210.55.0/24 4637 9318 18311 - Withdrawn - aggregated with 211.210.54.0/24 (4637 9318 18311) 211.210.56.0/23 4637 9318 18311 211.214.113.0/24 4637 9318 18311 211.214.114.0/23 4637 9318 18311 218.55.221.0/24 4637 9318 18311 218.55.222.0/24 4637 9318 18311 218.236.188.0/23 4637 9318 18311
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS18311 32 More Specifics 32 Total Advertisements BORANET-AS-KR Dongsue Digital BROADCASTING CO.,LTD.
61.252.176.0/23 61.248.0.0/13
61.252.178.0/24 61.248.0.0/13
210.122.74.0/24 210.122.0.0/15
210.122.84.0/24 210.122.0.0/15
210.122.86.0/24 210.122.0.0/15
210.122.87.0/24 210.122.0.0/15
210.122.94.0/24 210.122.0.0/15
210.122.117.0/24 210.122.0.0/15
210.122.186.0/24 210.122.0.0/15
210.122.187.0/24 210.122.0.0/15
210.122.191.0/24 210.122.0.0/15
210.126.136.0/24 210.126.0.0/15
210.126.141.0/24 210.126.0.0/15
210.126.152.0/24 210.126.0.0/15
210.126.155.0/24 210.126.0.0/15
210.126.168.0/24 210.126.0.0/15
210.126.187.0/24 210.126.0.0/15
210.126.193.0/24 210.126.0.0/15
210.126.196.0/24 210.126.0.0/15
210.126.198.0/24 210.126.0.0/15
210.126.204.0/24 210.126.0.0/15
210.126.215.0/24 210.126.0.0/15
211.210.50.0/23 211.208.0.0/14
211.210.52.0/23 211.208.0.0/14
211.210.54.0/24 211.208.0.0/14
211.210.55.0/24 211.208.0.0/14
211.210.56.0/23 211.208.0.0/14
211.214.113.0/24 211.212.0.0/14
211.214.114.0/23 211.212.0.0/14
218.55.221.0/24 218.52.0.0/14
218.55.222.0/24 218.52.0.0/14
218.236.188.0/23 218.236.0.0/14
whois: 402603
IANA has recorded AS18311 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS18311\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 'AS18294 - AS18343'
as-block: AS18294 - AS18343
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 'AS18311'
% Abuse contact for 'AS18311' is 'irt@nic.or.kr'
aut-num: AS18311
as-name: CNCITY-AS-KR
descr: CNCITY energy CO.,LTD
country: KR
admin-c: AM2151-AP
tech-c: AM2151-AP
import: from AS3786
action pref=10;
accept ANY
import: from AS4766
action pref=1;
accept ANY
export: to AS3786
announce AS18311
export: to AS4766
announce AS18311
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2018-03-12T04:58:04Z
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: Daejeon Jung-gu Yudeungcheondong-ro 762
country: KR
phone: +82-42-336-5152
e-mail: cnit@cncity.co.kr
nic-hdl: AM2151-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2023-08-22T00:02:06Z
source: APNIC
% Information related to 'AS18311'
aut-num: AS18311
as-name: CNCITY-AS-KR-KR
descr: CNCITY energy CO.,LTD
country: KR
import: from 4766 action pref=1 accept ANY
import: from 3786 action pref=10 accept ANY
export: to 4766 announce NEW
export: to 3786 announce NEW
admin-c: AM5853-KR
tech-c: AM5853-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: Daejeon Jung-gu Yudeungcheondong-ro 762
address: CNCITYENERGY
country: KR
phone: +82-42-336-5152
e-mail: cnit@cncity.co.kr
nic-hdl: AM5853-KR
mnt-by: MNT-KRNIC-AP
changed: hostmaster@nic.or.kr 20240912
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-AU5)