AS53587 — AZT - AZURE TECHNOLOGY CO., LIMITED

Network type: hosting

AS53587 announces 17 IPv4 prefixes covering 25,088 addresses and 1 IPv6 prefixes.

About this network

The AS handle AZT is held by Azure Technology Co., Limited.

What it's used for

• The address space carries cloud and DDoS protection services, evidenced by netnames CLOUD04, CLOUD-IP, KFCTL, CTCL-HK, and M9TCL-HK associated with registrants including Kung Fu Cloud Technology Limited, ClearDDoS Technology Co Limited, and 92Cloud Technology Co., Limited.
• The AS announces 25,344 IPv4 addresses across 27 prefixes and 15 IPv6 prefixes, while maintaining 51 observed neighbours; this ratio of address volume to peering peers indicates a hosting or content delivery role rather than a transit provider.
• Traffic from this AS consists of web and API endpoints, DDoS mitigation infrastructure, and cloud service backends operated by the affiliated technology companies.

Notable

• Registrants for the largest prefixes include Azure Technology Co., Limited, Kung Fu Cloud Technology Limited, ClearDDoS Technology Co Limited, and 92Cloud Technology Co., Limited, indicating a portfolio of related or acquired entities under the AS.
• The inventory is finely subdivided into numerous /22 and /23 blocks, reflecting a segmented corporate estate for different service lines or customer segments.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 43.248.168.0/22
• 43.250.184.0/22
• 45.61.192.0/19
• 45.61.224.0/20
• 45.61.240.0/23
• 45.61.244.0/23
• 45.61.246.0/24
• 45.61.248.0/24
• 45.61.250.0/23
• 45.61.252.0/22
• 45.64.245.0/24
• 45.64.246.0/23
• 103.228.92.0/22
• 103.240.142.0/23
• 103.242.108.0/22
• 116.206.94.0/24
• 168.235.240.0/20
• 2607:5d00::/32

Upstream networks

• AS137409 GSL Networks Pty LTD
• AS174 Cogent Communications, LLC
• AS2914 NTT America, Inc.
• AS17676 SoftBank Corp.
• AS6939 Hurricane Electric LLC
• AS21859 Zenlayer Inc
• AS58453 China Mobile International Limited
• AS59692 IQWeb FZ-LLC
• AS24482 SG.GS
• AS9002 RETN Limited
• AS23764 CTGNet
• AS4809 China Telecom Next Generation Carrier Network
• AS57724 DDOS-GUARD LTD

Downstream networks

• AS22552 eSited Solutions
• AS153494 XRUI TECHNOLOGY LIMITED
• AS214916 INIsmart Technology Ltd.
• AS138415 Yancy Limited
• AS135097 LUOGELANG (FRANCE) LIMITED
• AS133952 Zhengzhou longling technology ltd.
• AS63902 SHINE TELECOM CO., LTD.
• AS131324 92Cloud Technology Co., Limited
• AS26207 WHDOT LLC
• AS133955 World-Link International
• AS153656 OWGELS INTERNATIONAL CO., LIMITED
• AS63473 HostHatch, LLC
• AS153398 Myasia Cloud Sdn Bhd.
• AS147296 TY Software Engineering
• AS151492 E-LINK CLOUD LIMITED
• AS55331 Forewin Telecom Group Limited
• AS63895 Charmway Limited
• AS150288 METAGE TECHNOLOGY PTE. LTD.
• AS402158 CyberForest
• AS152918 Liberally Network LLC
• AS137933 CyberForest LLC.
• AS7468 Cyber Express Communication Ltd.
• AS399618 -Reserved AS-
• AS150452 LANDUPS LIMITED
• AS26658 HT

Adjacent networks

• AS137409 GSL Networks Pty LTD
• AS174 Cogent Communications, LLC
• AS22552 eSited Solutions
• AS132742 Guochao Group limited
• AS153494 XRUI TECHNOLOGY LIMITED
• AS2914 NTT America, Inc.
• AS135097 LUOGELANG (FRANCE) LIMITED
• AS214916 INIsmart Technology Ltd.
• AS138415 Yancy Limited
• AS133952 Zhengzhou longling technology ltd.
• AS63902 SHINE TELECOM CO., LTD.
• AS131324 92Cloud Technology Co., Limited
• AS26207 WHDOT LLC
• AS133955 World-Link International
• AS17676 SoftBank Corp.
• AS153656 OWGELS INTERNATIONAL CO., LIMITED
• AS63473 HostHatch, LLC
• AS6939 Hurricane Electric LLC
• AS153398 Myasia Cloud Sdn Bhd.
• AS147296 TY Software Engineering
• AS55331 Forewin Telecom Group Limited
• AS63895 Charmway Limited
• AS151492 E-LINK CLOUD LIMITED
• AS150452 LANDUPS LIMITED
• AS7468 Cyber Express Communication Ltd.

Routing security

• RPKI: 86 valid, 1 invalid and 0 not-found announcements; 36 ROAs.
• ASPA: none published.
• IRR: 75% of announcements registered; 175 route objects.
• Listed in as-sets: AS-10099, AS-18416-AS-SET, AS-18416-AS-SET, AS-AZURETECH, AS-AZURETECH-PROTECTION, AS-BBIX-T, AS-BBIX-T-V6, AS-C3, AS-CN2, AS-CTGNET, AS-CTGNET-CUT, AS-DDOS-GUARD-WHISKEY-CLIENTS, AS-GIGAINFRA, AS-GIGAINFRA-V6, AS-HKIX, AS-IIJ, AS-IIJ6, AS-KDD, AS-KDDI6, AS-KORNETBGP, AS-OKS-CMI, AS-SET-IPDC, AS-ZENLAYER, AS-ZENLAYER-LAXCN, AS137409:AS-MERCURY.

Internet exchanges

• BroadBand Internet eXchange Tokyo — Tokyo, Japan
• Equinix Internet Exchange Hong Kong — Hong Kong, China