29752 ZEN-SDN - Zenlayer Inc, US
Adjacency: 34 Upstream: 4 Downstream: 30
Upstream Adjacent AS list
AS4229 ZEN-NET - Zenlayer Inc, US
AS174 COGENT-174 - Cogent Communications, LLC, US
AS3257 GTT-BACKBONE - GTT Communications Inc., US
AS6762 SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A., IT
Downstream Adjacent AS list
AS151380 transformedu - Transform Co., Ltd., JP
AS402268 YUGS-2 - YUGS Networks Ltd., US
AS203048 ORG-BNL44-RIPE - BritNeighbour Net Ltd, GB
AS203057 ORG-VL468-RIPE - VillageNet Ltd, GB
AS201724 HCS - HCS LIMITED, HK
AS203076 ORG-NL671-RIPE - NeighbourFibre Ltd, GB
AS203094 ORG-CCL119-RIPE - COMMUNITY CABLE LTD, GB
AS203075 ORG-LFL9-RIPE - LocalLink Fibre Ltd, GB
AS151389 Synergy-net - Synergy Cross Corporation, JP
AS203149 ORG-UFL2-RIPE - UrbanNet Fibre LTD, GB
AS203113 ORG-BFL6-RIPE - BlueWave Fibre Ltd, GB
AS203106 ORG-CFL10-RIPE - ClearNet Fibre Ltd, GB
AS215152 ORG-CUL21-RIPE - CATERING UK LIMITED, GB
AS22369 ONEMIND-01 - Cloudmylab.com, US
AS401293 AS401293 - FSTcloud, US
AS402265 MUTANET - Mutanet LLC, US
AS402252 FSTCLOUD-2 - FSTcloud, US
AS402221 NET - Exaserver LLC, US
AS400308 ZY - Zyberz LLC, US
AS402315 SUPERNETWORK - FSTcloud, US
AS62610 ZEN-DPS - Zenlayer Inc, US
AS402276 FNL-3H - FST Networks LTD., CA
AS63793 OPSBETTER - Japan OPS Better Co., Ltd., JP
AS213734 ZERODESK-LTD - ZERODESK LTD, GB
AS203054 ORG-TCL96-RIPE - TownFibre Connect Ltd, GB
AS207343 BOJING - BOJING CO., LIMITED, HK
AS33355 LOCE - Locenet LLC, US
AS31924 AS-1 - Lyicore Tech LLC, US
AS209888 AERIANDI-AS - Aeriandi Limited, GB
AS205886 --No Registry Entry--
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 18175 AS29752 ORG+TRN Originate: 3840 /20.09 Transit: 134144 /14.97 ZEN-SDN - Zenlayer Inc, US
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 % 12413 AS29752 ZEN-SDN - Zenlayer Inc, US 15 4 1 12 3 20.00% Prefix AS Path Aggregation Suggestion 23.251.35.0/24 4777 2516 3257 29752 69.28.55.0/24 4777 2516 3257 29752 104.166.158.0/24 4777 2516 3257 29752 107.151.157.0/24 4608 7575 1299 4229 29752 107.151.194.0/24 4777 2516 3257 29752 128.14.13.0/24 4777 2497 174 29752 128.14.90.0/24 4777 2497 174 29752 128.14.91.0/24 4777 2516 3257 29752 128.14.161.0/24 4777 2516 3257 29752 198.44.172.0/22 4777 2516 3257 29752 + Announce - aggregate of 198.44.172.0/23 (4777 2516 3257 29752) and 198.44.174.0/23 (4777 2516 3257 29752) 198.44.172.0/24 4777 2516 3257 29752 - Withdrawn - aggregated with 198.44.173.0/24 (4777 2516 3257 29752) 198.44.173.0/24 4777 2516 3257 29752 - Withdrawn - aggregated with 198.44.172.0/24 (4777 2516 3257 29752) 198.44.174.0/24 4777 2516 3257 29752 - Withdrawn - aggregated with 198.44.175.0/24 (4777 2516 3257 29752) 198.44.175.0/24 4777 2516 3257 29752 - Withdrawn - aggregated with 198.44.174.0/24 (4777 2516 3257 29752) 199.190.47.0/24 4777 2516 3257 29752 216.225.162.0/24 4777 2497 3257 29752
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS29752 15 More Specifics 15 Total Advertisements ZEN-SDN - Zenlayer Inc, US
23.251.35.0/24 23.251.32.0/19
69.28.55.0/24 69.28.48.0/20
104.166.158.0/24 104.166.128.0/18
107.151.157.0/24 107.151.128.0/18
107.151.194.0/24 107.151.192.0/18
128.14.13.0/24 128.14.0.0/16
128.14.90.0/24 128.14.0.0/16
128.14.91.0/24 128.14.0.0/16
128.14.161.0/24 128.14.0.0/16
198.44.172.0/24 198.44.160.0/19
198.44.173.0/24 198.44.160.0/19
198.44.174.0/24 198.44.160.0/19
198.44.175.0/24 198.44.160.0/19
199.190.47.0/24 199.190.44.0/22
216.225.162.0/24 216.225.160.0/19
whois: 402590
IANA has recorded AS29752 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS29752\n
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
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# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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ASNumber: 29752
ASName: ZEN-SDN
ASHandle: AS29752
RegDate: 2006-03-10
Updated: 2021-07-17
Ref: https://rdap.arin.net/registry/autnum/29752
OrgName: Zenlayer Inc
OrgId: ZENLA-7
Address: 21680 Gateway Center Dr. Suite 350
City: Diamond Bar
StateProv: CA
PostalCode: 91765
Country: US
RegDate: 2017-12-27
Updated: 2026-06-03
Ref: https://rdap.arin.net/registry/entity/ZENLA-7
OrgNOCHandle: IPNOC27-ARIN
OrgNOCName: IPNOC
OrgNOCPhone: +1-800-858-7986
OrgNOCEmail: ipnoc-t3@zenlayer.com
OrgNOCRef: https://rdap.arin.net/registry/entity/IPNOC27-ARIN
OrgTechHandle: IPNOC27-ARIN
OrgTechName: IPNOC
OrgTechPhone: +1-800-858-7986
OrgTechEmail: ipnoc-t3@zenlayer.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPNOC27-ARIN
OrgTechHandle: TANGR16-ARIN
OrgTechName: Tang, Ruifan
OrgTechPhone: +1-800-858-7986
OrgTechEmail: ruifan.tang@zenlayer.com
OrgTechRef: https://rdap.arin.net/registry/entity/TANGR16-ARIN
OrgTechHandle: CHUAN32-ARIN
OrgTechName: Chuang, Zoe
OrgTechPhone: +1-909-718-3558
OrgTechEmail: zoe.chuang@zenlayer.com
OrgTechRef: https://rdap.arin.net/registry/entity/CHUAN32-ARIN
OrgAbuseHandle: SOCOP-ARIN
OrgAbuseName: SOC Ops
OrgAbusePhone: +1-909-718-3558
OrgAbuseEmail: abuse@zenlayer.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/SOCOP-ARIN
OrgNOCHandle: IPADM641-ARIN
OrgNOCName: IP ADMIN
OrgNOCPhone: +1-909-718-3558
OrgNOCEmail: ipadmin@zenlayer.com
OrgNOCRef: https://rdap.arin.net/registry/entity/IPADM641-ARIN
OrgTechHandle: IPADM641-ARIN
OrgTechName: IP ADMIN
OrgTechPhone: +1-909-718-3558
OrgTechEmail: ipadmin@zenlayer.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPADM641-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#