23575 SKB-GOV-KR-KR - SK Broadband Co Ltd, KR
Adjacency: 5 Upstream: 1 Downstream: 4
Upstream Adjacent AS list
AS17841 NCIA-AS-KR-KR - NATIONAL INFORMATION RESOURCES SERVICE, KR
Downstream Adjacent AS list
AS10044 RDA-AS-KR-KR - Rural Development Administration (RDA), KR
AS45999 CAR-KR - Korea Transportation Safety Authority, KR
AS38682 NIERNET-AS-KR-KR - National Institute of Environmental Research, KR
AS17879 RDA2014-KR - Rural Development Administration (RDA), KR
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 4514 AS23575 ORG+TRN Originate: 45952 /16.51 Transit: 2816 /20.54 SKB-GOV-KR-KR - SK Broadband 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 % 12223 AS23575 SKB-GOV-KR-KR - SK Broadband Co Ltd, KR 16 6 3 13 3 18.75% Prefix AS Path Aggregation Suggestion 124.0.187.128/25 4777 2516 4766 17841 23575 125.61.0.0/17 4777 2497 9318 17841 23575 175.122.90.0/23 4777 2497 9318 17841 23575 + Announce - aggregate of 175.122.90.0/24 (4777 2497 9318 17841 23575) and 175.122.91.0/24 (4777 2497 9318 17841 23575) 175.122.90.0/24 4777 2497 9318 17841 23575 - Withdrawn - aggregated with 175.122.91.0/24 (4777 2497 9318 17841 23575) 175.122.91.0/24 4777 2497 9318 17841 23575 - Withdrawn - aggregated with 175.122.90.0/24 (4777 2497 9318 17841 23575) 175.122.92.0/22 4777 2497 9318 17841 23575 175.122.96.0/19 4777 2497 9318 17841 23575 175.123.232.0/22 4777 2497 9318 17841 23575 175.123.236.0/23 4777 2497 9318 17841 23575 + Announce - aggregate of 175.123.236.0/24 (4777 2497 9318 17841 23575) and 175.123.237.0/24 (4777 2497 9318 17841 23575) 175.123.236.0/24 4777 2497 9318 17841 23575 - Withdrawn - aggregated with 175.123.237.0/24 (4777 2497 9318 17841 23575) 175.123.237.0/24 4777 2497 9318 17841 23575 - Withdrawn - aggregated with 175.123.236.0/24 (4777 2497 9318 17841 23575) 175.123.238.0/24 4777 2497 9318 17841 23575 203.243.15.0/24 4777 2497 9318 17841 23575 203.243.16.0/24 4777 2497 9318 17841 23575 203.247.93.0/24 4777 2497 9318 17841 23575 203.247.94.0/23 4777 2497 9318 17841 23575 + Announce - aggregate of 203.247.94.0/24 (4777 2497 9318 17841 23575) and 203.247.95.0/24 (4777 2497 9318 17841 23575) 203.247.94.0/24 4777 2497 9318 17841 23575 - Withdrawn - aggregated with 203.247.95.0/24 (4777 2497 9318 17841 23575) 203.247.95.0/24 4777 2497 9318 17841 23575 - Withdrawn - aggregated with 203.247.94.0/24 (4777 2497 9318 17841 23575) 203.247.96.0/24 4777 2497 9318 17841 23575
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS23575 15 More Specifics 16 Total Advertisements SKB-GOV-KR-KR - SK Broadband Co Ltd, KR
124.0.187.128/25 124.0.0.0/15
175.122.90.0/24 175.112.0.0/12
175.122.91.0/24 175.112.0.0/12
175.122.92.0/22 175.112.0.0/12
175.122.96.0/19 175.112.0.0/12
175.123.232.0/22 175.112.0.0/12
175.123.236.0/24 175.112.0.0/12
175.123.237.0/24 175.112.0.0/12
175.123.238.0/24 175.112.0.0/12
203.243.15.0/24 203.243.0.0/18
203.243.16.0/24 203.243.0.0/18
203.247.93.0/24 203.247.64.0/18
203.247.94.0/24 203.247.64.0/18
203.247.95.0/24 203.247.64.0/18
203.247.96.0/24 203.247.64.0/18
whois: 402591
IANA has recorded AS23575 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS23575\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS23552 - AS23601'
as-block: AS23552 - AS23601
descr: KRNIC-ASBLOCK-AP
descr: KRNIC
descr: Korea Network Information Center
country: KR
admin-c: HM127-AP
tech-c: HM127-AP
remarks: Block of 50 AS numbers from AS23552to AS23601
remarks: for assignment to KRNIC members
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: 2008-09-04T06:40:26Z
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 'AS23552 - AS24575'
as-block: AS23552 - AS24575
descr: APNIC ASN block
remarks: These AS numbers are further assigned by APNIC
remarks: to APNIC members and end-users in the APNIC region
remarks: AS23889 has been transfered to AfriNIC
admin-c: HM20-AP
tech-c: HM20-AP
mnt-by: APNIC-HM
mnt-lower: APNIC-HM
last-modified: 2009-09-29T06:04:16Z
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 'AS23575'
% Abuse contact for 'AS23575' is 'irt@nic.or.kr'
aut-num: AS23575
as-name: SKB-GOV-KR
descr: SK Broadband Co Ltd
country: KR
admin-c: AM1840-AP
tech-c: AM1840-AP
import: from AS9318
action pref=100;
accept ANY
import: from AS4766
action pref=100;
accept ANY
export: to AS4766
announce AS23575
export: to AS9318
announce AS23575
mnt-by: MNT-KRNIC-AP
mnt-irt: IRT-KRNIC-KR
last-modified: 2019-04-11T00:26:02Z
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: Seoul Jung-gu Toegye-ro 24
country: KR
phone: +82-80-8282-106
e-mail: ip-adm@skbroadband.com
nic-hdl: AM1840-AP
mnt-by: MNT-KRNIC-AP
last-modified: 2020-08-06T04:18:03Z
source: APNIC
% Information related to 'AS23575'
aut-num: AS23575
as-name: SKB-GOV-KR-KR
descr: SK Broadband Co Ltd
country: KR
import: from AS9318 action pref=100 accept ANY
import: from AS4766 action pref=100 accept ANY
export: to AS4766 announce AS23575
export: to AS9318 announce AS23575
admin-c: MY530-KR
tech-c: SK530-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: Seoul Jung-gu Toegye-ro 24
address: SKB
country: KR
phone: +82-80-8282-106
e-mail: ip-adm@skbroadband.com
nic-hdl: MY530-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: Seoul Jung-gu Toegye-ro 24
address: SKB
country: KR
phone: +82-80-8282-106
e-mail: ip-adm@skbroadband.com
nic-hdl: SK530-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-AU5)