AS4528 — The University of Hong Kong HKU
AS Name: HKU-AS-HK
Description: The University of Hong Kong
Organization: ORG-TUOH1-AP
Registry: APNIC
aut-num: AS4528
as-name: HKU-AS-HK
descr: The University of Hong Kong
country: HK
remarks: please send abuse report to
remarks: ********
org: ORG-TUOH1-AP
admin-c: DITS-HKU-AP
tech-c: NTC5-AP
abuse-c: AH828-AP
mnt-lower: MAINT-HK-HKU
mnt-routes: MAINT-HK-HKU
mnt-by: APNIC-HM
mnt-irt: IRT-HK-HKU
last-modified: 2020-05-20T13:03:31Z
source: APNIC
Direct Membership
Macros that directly list AS4528 as a member:
AS3662:AS-HARNET(9 members)
AS137207:AS-HARNET-RE(10 members)
AS-HKTCUSTOMER(196 members)
AS-HKT-AS4515(217 members)
AS-CTI-TELECOM(272 members)
AS-NEXUSGUARD-CLIENTS(278 members)
AS20965:AS-FROM-TEIN-TO-GEANT(600 members)
AS-HUTCHCITY(782 members)
AS-KDDI6(833 members)
AS-KDD(1151 members)
AS-KORNETBGP(1245 members)
AS-TWIG(2292 members)
AS-ANC-CUSTOMER-PROXY-REGISTER(2405 members)
AS58453:AS-ASIAASCUST(2512 members)
AS-HWNG-DOWNSTREAMS(2599 members)
AS3491:AS-CUSTOMERS-AP(3895 members)
AS-CTBC-TOOLS(8129 members)
AS-HURRICANEV6(20402 members)
Expanded Membership
All macros containing AS4528 (directly or via nested macros): 374
Show 100 macros
AS3662:AS-HARNET(9 ASNs)
AS137207:AS-HARNET-RE(10 ASNs)
AS-HKTCUSTOMER(196 ASNs)
AS-HKT-AS4515(217 ASNs)
AS-CTI-TELECOM(275 ASNs)
AS-NEXUSGUARD-CLIENTS(278 ASNs)
AS20965:AS-FROM-TEIN-TO-GEANT(639 ASNs)
AS-HTHK-AS18116(781 ASNs)
AS-HUTCHCITY(781 ASNs)
AS-KDDI6(833 ASNs)
AS-KDD(1,151 ASNs)
AS-KDDCUSTOMER(1,151 ASNs)
AS-KORNETBGP(1,245 ASNs)
AS-KORNET(1,551 ASNs)
AS-ANC-CUSTOMER-PROXY-REGISTER(2,405 ASNs)
AS-HWNG-DOWNSTREAMS(2,598 ASNs)
AS-HWNG-CUSTOMERS(2,646 ASNs)
AS-HIGHWINDS(2,647 ASNs)
AS-HWNG-ALT(2,647 ASNs)
AS-HWNG(2,717 ASNs)
AS-TWIG(2,914 ASNs)
AS-GEANTNRENPEERS(3,149 ASNs)
AS45474:AS-NEXUSGUARD(4,166 ASNs)
AS-PACNET(4,289 ASNs)
AS-ANC(4,335 ASNs)
AS-SGGS(5,288 ASNs)
AS-FALCORE-AU(5,305 ASNs)
AS-FALCORE-AU-CUST(5,305 ASNs)
AS-BANDCON(5,888 ASNs)
AS-CHIEF-TRANSIT(6,746 ASNs)
AS-CTBC-TOOLS(8,129 ASNs)
AS-SEABORN-G2(10,828 ASNs)
AS-CTBC(11,413 ASNs)
AS-SEABONECUSTLA(11,515 ASNs)
AS-KDDTRANSIT(11,930 ASNs)
AS-SET-SEACOM(12,587 ASNs)
AS213973:AS-BCIX(13,844 ASNs)
AS213973:AS-PARTNERS(13,844 ASNs)
AS57328:AS-DDIX(13,844 ASNs)
AS59552:AS-SON-IX-RS(13,844 ASNs)
AS58453:AS-ASIAASCUST(15,313 ASNs)
AS-SEABORN(17,733 ASNs)
AS58453:AS-CMI-ALL(18,020 ASNs)
AS-CMI-ALL(18,021 ASNs)
AS-MZIMA-CUSTOMERS(19,702 ASNs)
AS-MZIMA(19,703 ASNs)
AS-PXGLOBAL(19,703 ASNs)
AS-SEABONECUSTAS(19,767 ASNs)
AS-ARBINET-LAX-BUYERS(19,875 ASNs)
AS-HURRICANEV6(20,402 ASNs)
AS-SEECIX-V6(20,691 ASNs)
AS56858:AS-SEECIX-V6(20,691 ASNs)
AS-DECIX-RIC-V6(20,721 ASNs)
AS393752:AS-DECIX-RIC-V6(20,721 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-TIX(21,568 ASNs)
AS-LITIX-V6(22,027 ASNs)
AS-T-CIX-V6(22,807 ASNs)
AS-XO(23,361 ASNs)
AS-BALT-IX-V6(23,949 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-CIXP(24,509 ASNs)
AS-FLAGP(25,034 ASNs)
AS-FLAGT(25,034 ASNs)
AS-FIXO-V6(25,776 ASNs)
AS-MFNX(26,187 ASNs)
AS-RETN-HK(26,343 ASNs)
AS47214:AS-LILLIX(26,738 ASNs)
AS43100:AS-MEMBERS(26,826 ASNs)
AS-SFINX-RS-MEMBERS-IPV6(26,914 ASNs)
AS-SFINX-RS-MEMBERS(26,976 ASNs)
AS-PITER-IX-FRA(27,939 ASNs)
AS-SET-STHIX-RS(28,136 ASNs)
AS-DECIX-BCN-V6(28,476 ASNs)
AS57802:AS-DECIX-BCN-V6(28,476 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-SWISS-IX(28,564 ASNs)
AS-FIXO(29,811 ASNs)
AS209861:AS-PEERS(29,811 ASNs)
AS-DECIX-ORD-V6(31,479 ASNs)
AS62760:AS-DECIX-ORD-V6(31,479 ASNs)
AS-DECIX-LIS-V6(32,541 ASNs)
AS43729:AS-DECIX-LIS-V6(32,541 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-EQUINIX-PA(34,681 ASNs)
AS-DECIX-LIS(34,749 ASNs)
AS43729:AS-DECIX-LIS(34,749 ASNs)
AS48193:AS-PITER-IX-FRA(36,250 ASNs)
AS-MONIX-PEERS(37,180 ASNs)
AS-TAHOEIX-MEMBERS(37,370 ASNs)
AS-MBIX-RS-MEMBERS(37,425 ASNs)
AS-ONIX(37,766 ASNs)
AS-TORIX(37,868 ASNs)
AS211776:AS-CRAFTBYTE-UPSTREAMS(37,882 ASNs)
AS-LSC-IXP-RS(38,302 ASNs)
AS-LSC-IXP(38,312 ASNs)
AS-VSIX-RS(38,411 ASNs)
AS207800:AS-RTIX-SET(39,194 ASNs)
AS33495:AS-MEMBERS(39,231 ASNs)
AS-DECIX-DFW-V6(40,077 ASNs)
AS62499:AS-DECIX-DFW-V6(40,077 ASNs)
AS-LUCIX-RS(40,498 ASNs)
AS7606:AS-QLD-IX(40,666 ASNs)
AS7606:AS-WA-IX(40,872 ASNs)
... and 274 more
Upstream AS Paths
21 unique paths, avg length 3.1
AS Looking Glass
Upstream paths (matching graph above)
All 21 Upstream Paths
Complete list of all observed paths
AS4528 IPv4 Address Subnets (7)
| 147.8.0.0/16 | 🇭🇰 HK | The University of Hong Kong Information Technology… | HKU-AS-HK |
| 175.159.160.0/19 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 202.189.112.0/20 | 🇭🇰 HK | HKBN(customer route) | HKBN-AS-AP |
| 202.189.96.0/20 | 🇭🇰 HK | HKBN(customer route) | HKBN-AS-AP |
| 175.159.212.0/22 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 175.159.158.0/23 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 202.45.128.0/24 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
AS4528 IPv6 Address Subnets (2)
| 2001:ce0:2::/48 | 🇭🇰 HK | HKBN(customer route) | HKU-AS-HK |
| 2001:ce0:2200::/40 | 🇭🇰 HK | HKBN(customer route) | HKU-AS-HK |