AS134351 Leaseweb Japan K.K.
AS134351 (LEASEWEB-AS-AP) is registered to Leaseweb Japan K.K. in JP, through APNIC. It originates 53 prefixes in the global routing table.
Who holds AS134351
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
WHOIS recordAPNIC
% [whois.apnic.net] % Whois data copyright terms http://www.apnic.net/db/dbcopyright.html % Information related to 'AS133632 - AS134556' as-block: AS133632 - AS134556 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: 2014-09-03T01:31:49Z source: APNIC role: APNIC Hostmaster address: PO Box 3646 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: 2026-08-26T00:40:00Z source: APNIC % Information related to 'AS134351' % Abuse contact for 'AS134351' is 'abuse@jp.leaseweb.com' aut-num: AS134351 as-name: LEASEWEB-AS-AP descr: Leaseweb Japan K.K. country: JP org: ORG-LJK1-AP admin-c: LJKA1-AP tech-c: LJKA1-AP abuse-c: AL1601-AP mnt-lower: MAINT-LEASEWEB-JP mnt-routes: MAINT-LEASEWEB-JP mnt-by: APNIC-HM mnt-irt: IRT-LEASEWEB-JP last-modified: 2020-10-14T10:04:02Z source: APNIC irt: IRT-LEASEWEB-JP address: 201 Chambre de Nishi Azabu,, 4-14-14, Nishiazabu, Minato Ku Tokyo-To 106-0031 e-mail: abuse@jp.leaseweb.com abuse-mailbox: abuse@jp.leaseweb.com admin-c: LJKA1-AP tech-c: LJKA1-AP auth: # Filtered remarks: abuse@jp.leaseweb.com was validated on 2026-07-21 mnt-by: MAINT-LEASEWEB-JP last-modified: 2026-10-07T11:22:38Z source: APNIC organisation: ORG-LJK1-AP org-name: Leaseweb Japan K.K. org-type: LIR country: JP address: 201 Chambre de Nishi Azabu, address: 4-14-14, Nishiazabu phone: +31(0)20-3165168 e-mail: noc@network.leaseweb.com mnt-ref: APNIC-HM mnt-by: APNIC-HM last-modified: 2023-09-05T02:18:07Z source: APNIC role: ABUSE LEASEWEBJP country: ZZ address: 201 Chambre de Nishi Azabu,, 4-14-14, Nishiazabu, Minato Ku Tokyo-To 106-0031 phone: +000000000 e-mail: abuse@jp.leaseweb.com admin-c: LJKA1-AP tech-c: LJKA1-AP nic-hdl: AL1601-AP remarks: Generated from irt object IRT-LEASEWEB-JP remarks: abuse@jp.leaseweb.com was validated on 2026-07-21 abuse-mailbox: abuse@jp.leaseweb.com mnt-by: APNIC-ABUSE last-modified: 2026-07-21T13:25:30Z source: APNIC role: Leaseweb Japan KK administrator address: 201 Chambre de Nishi Azabu,, 4-14-14, Nishiazabu, Minato Ku Tokyo-To 106-0031 country: JP phone: +31(0)20-3165168 e-mail: abuse@jp.leaseweb.com admin-c: LJKA1-AP tech-c: LJKA1-AP nic-hdl: LJKA1-AP mnt-by: MAINT-LEASEWEB-JP last-modified: 2020-03-13T00:37:25Z source: APNIC % This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)
What AS134351 announces
Prefixes originated by AS134351 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).
Announced prefixes
Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.
RPKI valid RPKI invalid no ROA covers it
Who AS134351 is reached through
The AS just before AS134351 in the paths our looking glass collectors hold, for 53 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.
Routing registry objects
From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.
| Source | as-name | Maintained by |
|---|---|---|
| APNIC | LEASEWEB-AS-AP | APNIC-HM |
Route objects with origin AS134351: ARIN 25 · RIPE 23 · RADB 9 · APNIC 8