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

arin

RegDate

2017-12-27

Updated

2025-09-04

AS29752 Looking Glass
IPv4Prefixes

2

IPv6Prefixes

1

IPv4 NUMs

512

IPv6 NUMs(/64)

65,536

512 IPv4 Addresses
CIDR Description IP Num
128.14.138.0/24 ZENLA-1 256
216.225.162.0/24 Harmony Networks, Inc. 256
CIDR Description IP NUMs(prefix /64)
2607:81c0::/48 Harmony Networks, Inc. 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS3257 GTT-BACKBONE - GTT Communications Inc., US United States 8,635,904 841,814,704,128 IPv4 IPv4 IPv6 IPv6
AS21859 ZEN-ECN - Zenlayer Inc, US United States 719,872 16,850,878,464 IPv4 IPv4
AS400866 HM-NET - Harmony Networks, Inc., US United States 9,728 65,536 IPv4 IPv4
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS62610 ZEN-DPS - Zenlayer Inc, US United States 60,672 9,043,968 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:        21680 Gateway Center Dr. Suite 350
City:           Diamond Bar
StateProv:      CA
PostalCode:     91765
Country:        US
RegDate:        2017-12-27
Updated:        2025-09-04
Ref:            https://rdap.arin.net/registry/entity/ZENLA-7


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

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

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

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

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

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