AS Number
AS29752
AS Name
ZEN-SDN
Org Name
Zenlayer Inc
Registry

arin

RegDate

2017-12-27

Updated

2026-06-09

AS29752 Looking Glass
IPv4Prefixes

18

IPv6Prefixes

6

IPv4 NUMs

4,608

IPv6 NUMs(/64)

393,216

4,608 IPv4 Addresses
CIDR Description IP Num
23.251.35.0/24
ROA Signed and Valid IRR InValid
Zenlayer inc 256
23.251.127.0/24
IRR InValid
ZENLA-1 256
69.28.55.0/24
IRR InValid
ZENLA-1 256
104.166.158.0/24
ROA Signed and Valid IRR InValid
Zenlayer Inc 256
107.151.157.0/24
IRR InValid
ZENLA-1 256
107.151.194.0/24
ROA Signed and Valid IRR InValid
Zenlayer inc 256
128.1.216.0/24
IRR InValid
ZENLA-1 256
128.14.13.0/24
ROA Signed and Valid IRR InValid
ZENLA-1 256
128.14.90.0/24
ROA Signed and Valid IRR InValid
ZENLA-1 256
128.14.91.0/24
ROA Signed and Valid IRR InValid
ZENLA-1 256
128.14.161.0/24
ROA Signed and Valid IRR InValid
ZENLA-1 256
162.128.104.0/24
ROA Signed and Valid
ZEN-SG Zenlayer (Singapore) PTE. LTD 256
198.44.172.0/24
ROA Signed and Valid IRR InValid
Zenlayer inc 256
198.44.173.0/24
ROA Signed and Valid IRR InValid
Zenlayer inc 256
198.44.174.0/24
ROA Signed and Valid IRR InValid
Zenlayer inc 256
198.44.175.0/24
ROA Signed and Valid IRR InValid
Zenlayer inc 256
199.190.47.0/24
IRR InValid
ZENLA-1 256
216.225.162.0/24
IRR InValid
Harmony Networks, Inc. 256
CIDR Description IP NUMs(prefix /64)
2602:ffe4:ca1::/48
ROA Signed and Valid IRR InValid
Zenlayer Inc 65536
2607:81c0::/48
Harmony Networks, Inc. 65536
2a0b:21c1:601c::/48
IRR InValid
Zenlayer Inc 65536
2a0b:21c1:6023::/48
IRR InValid
Zenlayer Inc 65536
2a0b:21c1:602a::/48
IRR InValid
Zenlayer Inc 65536
2a0b:21c1:6030::/48
IRR InValid
Zenlayer Inc 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS4229 ZEN-NET - Zenlayer Inc, US United States 7,936 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS6762 SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A., IT Italy 269,824 8,590,000,128 IPv4 IPv4 IPv6 IPv6
AS21859 ZEN-ECN - Zenlayer Inc, US United States 723,200 21,683,175,424 IPv4 IPv4 IPv6 IPv6
AS174 COGENT-174 - Cogent Communications, LLC, US United States 36,269,568 215,834,755,073 IPv4 IPv4 IPv6 IPv6
AS1239 COGENT-1239 - Cogent Communications, LLC, US United States 0 210,733,760,512 IPv4 IPv4 IPv6 IPv6
AS2914 NTT-DATA-2914 - NTT America, Inc., US United States 6,308,096 30,065,033,216 IPv4 IPv4 IPv6 IPv6
AS3257 GTT-BACKBONE - GTT Communications Inc., US United States 8,574,720 438,087,778,304 IPv4 IPv4 IPv6 IPv6
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS203048 ORG-BNL44-RIPE - BritNeighbour Net Ltd, GB United Kingdom 1,280 0 IPv4 IPv4
AS203106 ORG-CFL10-RIPE - ClearNet Fibre Ltd, GB United Kingdom 256 0 IPv4 IPv4
AS203109 ORG-AL1060-RIPE - AeroFibre Ltd, GB United Kingdom 256 0 IPv4 IPv4
AS402265 MUTANET - Mutanet LLC, US United States 1,280 0 IPv4 IPv4
AS209888 AERIANDI-AS - Aeriandi Limited, GB United Kingdom 3,072 0 IPv4 IPv4
AS201724 HCS - HCS LIMITED, HK Hong Kong 1,024 0 IPv4 IPv4
AS215152 ORG-CUL21-RIPE - CATERING UK LIMITED, GB United Kingdom 17,920 584,115,552,256 IPv4 IPv4
AS402288 EEF - Envision EdgeFlow LLC, US United States 4,096 0 IPv4 IPv4
AS63793 OPSBETTER - Japan OPS Better Co., Ltd., JP Japan 3,328 4,294,967,296 IPv4 IPv4
AS151389 SCJP - Synergy Cross Corporation, JP Japan 1,536 0 IPv4 IPv4
AS400308 ZY - Zyberz LLC, US United States 512 0 IPv4 IPv4
AS402268 FREECONNECT - YUGS Networks Ltd., US United States 1,024 0 IPv4 IPv4
AS402315 SUPERNETWORK - FSTcloud, US United States 1,280 0 IPv4 IPv4
AS31924 AS-1 - Lyicore Tech LLC, US United States 1,280 0 IPv4 IPv4
AS203057 ORG-VL468-RIPE - VillageNet Ltd, GB United Kingdom 768 65,536 IPv4 IPv4
AS402276 EXPRESSAPPFREE - FST Networks LTD., CA Canada 768 0 IPv4 IPv4
AS62610 ZEN-DPS - Zenlayer Inc, US United States 64,000 137,449,111,552 IPv4 IPv4
AS207343 BOJING - BOJING CO., LIMITED, HK Hong Kong 1,024 0 IPv4 IPv4
AS399359 MAX - Maxcy Network LLC, US United States 3,584 0 IPv4 IPv4
AS402221 NET - Exaserver LLC, US United States 1,280 0 IPv4 IPv4
AS402257 HUBSFERA - Hubsfera LLC, US United States 1,536 0 IPv4 IPv4
AS22369 ONEMIND-01 - Cloudmylab.com, US United States 2,816 0 IPv4 IPv4
AS33355 LOCE - Locenet LLC, US United States 2,048 0 IPv4 IPv4
AS203113 ORG-BFL6-RIPE - BlueWave Fibre Ltd, GB United Kingdom 256 0 IPv4 IPv4
AS402252 FSTCLOUD-2 - FSTcloud, US United States 512 0 IPv4 IPv4
AS402343 CYBERFLY - Cyberfly Network LLC, US United States 5,888 0 IPv4 IPv4
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:        21700 Copley Dr Suite 350
City:           Diamond Bar
StateProv:      CA
PostalCode:     91765
Country:        US
RegDate:        2017-12-27
Updated:        2026-06-09
Ref:            https://rdap.arin.net/registry/entity/ZENLA-7


OrgNOCHandle: IPNOC27-ARIN
OrgNOCName:   IPNOC
OrgNOCPhone:  +1-800-858-7986 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/IPNOC27-ARIN

OrgTechHandle: IPNOC27-ARIN
OrgTechName:   IPNOC
OrgTechPhone:  +1-800-858-7986 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/IPNOC27-ARIN

OrgTechHandle: TANGR16-ARIN
OrgTechName:   Tang, Ruifan 
OrgTechPhone:  +1-800-858-7986 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/TANGR16-ARIN

OrgTechHandle: CHUAN32-ARIN
OrgTechName:   Chuang, Zoe 
OrgTechPhone:  +1-909-718-3558 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/CHUAN32-ARIN

OrgAbuseHandle: SOCOP-ARIN
OrgAbuseName:   SOC Ops
OrgAbusePhone:  +1-909-718-3558 
OrgAbuseEmail:  [email protected]
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SOCOP-ARIN

OrgNOCHandle: IPADM641-ARIN
OrgNOCName:   IP ADMIN
OrgNOCPhone:  +1-909-718-3558 
OrgNOCEmail:  [email protected]
OrgNOCRef:    https://rdap.arin.net/registry/entity/IPADM641-ARIN

OrgTechHandle: IPADM641-ARIN
OrgTechName:   IP ADMIN
OrgTechPhone:  +1-909-718-3558 
OrgTechEmail:  [email protected]
OrgTechRef:    https://rdap.arin.net/registry/entity/IPADM641-ARIN