38854 ZENLAYER-AS-TW Zenlayer, TW
Adjacency: 1 Upstream: 1 Downstream: 0
Upstream Adjacent AS list
AS21859 ZEN-ECN, US
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 18374 AS38854 ORIGIN Originate: 3840 /20.09 Transit: 0 /0.00 ZENLAYER-AS-TW Zenlayer, TW
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 % 22634 AS38854 ZENLAYER-AS-TW Zenlayer, TW 13 2 1 12 1 7.69% Prefix AS Path Aggregation Suggestion 72.37.143.0/24 6939 21859 38854 72.37.167.0/24 6939 21859 38854 72.37.170.0/24 6939 21859 38854 87.232.88.0/24 6939 21859 38854 87.232.89.0/24 3303 21859 38854 87.232.90.0/24 6939 21859 38854 98.98.108.0/23 6939 21859 38854 103.167.50.0/23 6939 21859 38854 128.14.49.0/24 3257 21859 38854 165.101.152.0/23 6939 21859 38854 + Announce - aggregate of 165.101.152.0/24 (6939 21859 38854) and 165.101.153.0/24 (6939 21859 38854) 165.101.152.0/24 6939 21859 38854 - Withdrawn - aggregated with 165.101.153.0/24 (6939 21859 38854) 165.101.153.0/24 6939 21859 38854 - Withdrawn - aggregated with 165.101.152.0/24 (6939 21859 38854) 216.132.104.0/24 6939 21859 38854 216.132.134.0/24 6939 21859 38854
Prefixes added and withdrawn by this origin AS in the past 7 days.
- 98.98.108.0/23 Withdrawn
whois: 402603
IANA has recorded AS38854 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS38854\n % [whois.apnic.net]
% Whois data copyright terms http://www.apnic.net/db/dbcopyright.html
% Information related to 'AS37888 - AS38911'
as-block: AS37888 - AS38911
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: 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 'AS38837 - AS38856'
as-block: AS38837 - AS38856
descr: TWNIC-TW-AS-BLOCK10
remarks: These AS numbers are further assigned by TWNIC
remarks: to TWNIC members
admin-c: TWA2-AP
tech-c: TWA2-AP
mnt-by: MAINT-TW-TWNIC
mnt-lower: MAINT-TW-TWNIC
last-modified: 2008-09-04T06:40:26Z
source: APNIC
role: TWNIC Whois Administrator
address: Taiwan Network Information Center
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist.,
address: Taipei, Taiwan, 105
country: TW
phone: +886-2-25289696
fax-no: +886-2-25287756
e-mail: hostmaster@twnic.net.tw
admin-c: ck373-AP
tech-c: TW922-AP
tech-c: NS10-AP
nic-hdl: TWA2-AP
notify: hostmaster@twnic.net.tw
mnt-by: MAINT-TW-TWNIC
last-modified: 2020-01-02T03:54:20Z
source: APNIC
% Information related to 'AS38854'
% Abuse contact for 'AS38854' is 'kaichin.chen@zenlayer.com'
aut-num: AS38854
as-name: ZENLAYER-AS-TW
descr: Zenlayer
descr: 50, 2nd Floor, No.163, Nanjing West Road,
descr: Datong District, Taipei City
country: TW
import: from AS3462 action pref=100; accept ANY
import: from AS4780 action pref=100; accept ANY
export: to AS3462 announce AS38854
export: to AS4780 announce AS38854
default: to AS3462 action pref=10; networks ANY
default: to AS4780 action pref=10; networks ANY
admin-c: KC1520-AP
tech-c: KC1520-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-ZENLAYERTW-TW
last-modified: 2025-11-06T09:28:33Z
source: APNIC
irt: IRT-ZENLAYERTW-TW
address: Zenlayer
address: 50, 2nd Floor, No.163, Nanjing West Road, Datong District, Taipei City
phone: +886-932207075
e-mail: kaichin.chen@zenlayer.com
abuse-mailbox: kaichin.chen@zenlayer.com
admin-c: TR630-AP
tech-c: TR630-AP
remarks: (oid:ZENLAYERTW)
mnt-by: MAINT-TW-TWNIC
last-modified: 2025-11-06T07:56:05Z
source: APNIC
auth: # Filtered
role: ABUSE TWNICAP
country: ZZ
address: 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
phone: +000000000
e-mail: hostmaster@twnic.tw
admin-c: TWA2-AP
tech-c: TWA2-AP
nic-hdl: AT939-AP
remarks: Generated from irt object IRT-TWNIC-AP
remarks: hostmaster@twnic.tw was validated on 2025-05-23
abuse-mailbox: hostmaster@twnic.tw
mnt-by: APNIC-ABUSE
last-modified: 2025-05-23T00:02:10Z
source: APNIC
person: Kaichin Chen
address: 50, 2nd Floor, No.163, Nanjing West Road, Datong District, Taipei City
country: TW
phone: +886932207075
e-mail: kaichin.chen@zenlayer.com
nic-hdl: KC1520-AP
mnt-by: MAINT-TW-TWNIC
last-modified: 2025-08-28T08:31:21Z
source: APNIC
remarks: (hid:KC0513-A-TW)
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU5)