AS55355 — ISP-AS-AP - ISP

AS55355 announces 47 IPv4 prefixes covering 6,914 addresses and 0 IPv6 prefixes.

About this network

ISP-AS-AP is held by HGC Global Communications Limited.

What it's used for

• The address space carries residential and business broadband traffic, evidenced by netnames HGCGLOBAL-HK and HGC-ITL-AS-AP, and reverse DNS entries like d1-64-207-143-118-on-nets.com indicating dynamic host assignments.
• With 6,914 IPv4 addresses announced across 144 prefixes and 19 observed neighbours, the ratio indicates an access network serving end-users rather than a transit provider.
• Traffic consists of subscriber eyeballs and corporate connectivity, as HGC is a fixed-line telecom operator providing broadband, data centre, and ICT services in Hong Kong.

Notable

• Registrants align with the announcer, primarily listing HGC Global Communications Limited and IRT-HUTCHISON-HK, with one prefix registered to Beijing CNISP Technology Co., Ltd..
• HGC Global Communications Limited was formerly known as Hutchison Global Communications Limited.
• The inventory is finely subdivided into 144 prefixes, reflecting site-by-site segmentation typical of a large local ISP.

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

Announced prefixes

• 118.143.207.0/24
• 118.143.209.0/24
• 122.8.9.0/24
• 156.225.7.0/24
• 175.100.201.0/24
• 175.100.202.0/23
• 175.100.204.0/23
• 175.100.207.0/24
• 203.90.239.0/24
• 203.90.245.0/24
• 203.90.246.0/25
• 203.90.246.128/27
• 203.90.246.160/31
• 203.90.246.163/32
• 203.90.246.164/30
• 203.90.246.168/29
• 203.90.246.176/28
• 203.90.246.192/27
• 203.90.246.224/28
• 203.90.246.241/32
• 203.90.246.242/31
• 203.90.246.244/30
• 203.90.246.248/29
• 203.90.247.0/26
• 203.90.247.64/27
• 203.90.247.96/30
• 203.90.247.100/31
• 203.90.247.103/32
• 203.90.247.104/29
• 203.90.247.113/32
• 203.90.247.114/31
• 203.90.247.116/30
• 203.90.247.120/29
• 203.90.247.128/25
• 203.90.248.0/23
• 203.90.250.0/24
• 203.90.255.0/24
• 218.188.96.0/22
• 218.188.100.0/23
• 218.188.102.35/32
• 218.188.102.42/32
• 218.188.102.58/32
• 218.188.102.119/32
• 218.188.102.143/32
• 218.188.102.175/32
• 218.189.10.0/24
• 218.189.124.0/23

Upstream networks

• AS15412 Flag Telecom UK Limited
• AS9304 HGC Global Communications Limited
• AS6453 TATA COMMUNICATIONS (AMERICA) INC
• AS6939 Hurricane Electric LLC
• AS24482 SG.GS
• AS4635 Hong Kong Internet Exchange--Route Server 1
• AS7713 PT Telekomunikasi Indonesia

Downstream networks

• AS150342 Airstar Bank Limited
• AS136237 Shuangyu Communication Technology co.,Ltd.
• AS18411 EDT Network Services Limited Co,Ltd.
• AS153862 CloudSecure Consultancy and Services Inc.
• AS138005 LENOVO (AUSTRALIA & NEW ZEALAND) PTY LIMITED

Adjacent networks

• AS9304 HGC Global Communications Limited
• AS15412 Flag Telecom UK Limited
• AS150342 Airstar Bank Limited
• AS136237 Shuangyu Communication Technology co.,Ltd.
• AS153862 CloudSecure Consultancy and Services Inc.
• AS18411 EDT Network Services Limited Co,Ltd.
• AS138005 LENOVO (AUSTRALIA & NEW ZEALAND) PTY LIMITED
• AS6453 TATA COMMUNICATIONS (AMERICA) INC
• AS24482 SG.GS
• AS4635 Hong Kong Internet Exchange--Route Server 1
• AS6939 Hurricane Electric LLC
• AS7713 PT Telekomunikasi Indonesia

Routing security

• RPKI: 18 valid, 0 invalid and 9 not-found announcements; 21 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 108 route objects.
• Listed in as-sets: AS-10099, AS-136897, AS-149014, AS-152450, AS-63529-AS-IMPORT-AS9505, AS-AMS-IX-HK-RS, AS-AMS-IX-HK-RS, AS-AMS-IX-HK-RS-SETS, AS-AMS-IX-HK-RS-SETS, AS-AMS-IX-HK-RS-SETS-V6, AS-AMS-IX-HK-RS-SETS-V6, AS-AMS-IX-HK-RS-V6, AS-AMS-IX-HK-RS-V6, AS-AZURETECH, AS-CTGNET, AS-CTGNET-CUT, AS-FLAGP, AS-FLAGT, AS-HGC-INTL, AS-HGCIB-IPT, AS-HURRICANE, AS-HUTCHCITY, AS-KORNETBGP, AS-NETFRONT-2, AS-PACNET-DOWNSTREAM-HK.

Internet exchanges

• Hong Kong Internet Exchange — Hong Kong, China
• AMS-IX Hong Kong — Hong Kong, China