AS4158 — CITYU-HK-AS
AS Name: CITYU-HK-AS
Description: City University of Hong Kong City University of Hong Kong
Organization: ORG-CUOH2-AP
Registry: NTTCOM
Imports from (1)
aut-num: AS4158
as-name: CITYU-HK-AS
descr: City University of Hong Kong
import: from AS2914 accept ANY
export: to AS2914 announce AS4158
admin-c: SMCY1-AP
tech-c: SMCY1-AP
notify: cccykwok@cityu.edu.hk
mnt-by: MAINT-CITYUHK
changed: cccykwok@cityu.edu.hk 20080929
source: NTTCOM
aut-num: AS4158
as-name: CITYUNI-AS-AP
descr: City University of Hong Kong
country: HK
org: ORG-CUOH2-AP
admin-c: CUOH2-AP
tech-c: CUOH2-AP
abuse-c: AC2622-AP
mnt-lower: MAINT-HK-CITY-UNI
mnt-routes: MAINT-HK-CITY-UNI
mnt-by: APNIC-HM
mnt-irt: IRT-CITYUNI-NON-HK
last-modified: 2022-10-10T12:59:27Z
source: APNIC
Direct Membership
Macros that directly list AS4158 as a member:
AS3662:AS-HARNET(9 members)
AS137207:AS-HARNET-RE(10 members)
AS-HKTCUSTOMER(196 members)
AS-TMHK(203 members)
AS-HKT-AS4515(217 members)
AS-PNAPLAX(243 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-BTN-CUSTOMERS(1495 members)
AS-IIJ(1639 members)
AS58453:AS-ASIAASCUST(2512 members)
AS-HWNG-DOWNSTREAMS(2599 members)
AS3491:AS-CUSTOMERS-AP(3895 members)
AS-LEVEL3-ORIGINS-EU(7728 members)
AS-CTBC-TOOLS(8129 members)
AS-HURRICANEV6(20402 members)
Expanded Membership
All macros containing AS4158 (directly or via nested macros): 389
Show 100 macros
AS3662:AS-HARNET(9 ASNs)
AS137207:AS-HARNET-RE(10 ASNs)
AS-HKTCUSTOMER(196 ASNs)
AS-TMHK(203 ASNs)
AS-HKT-AS4515(217 ASNs)
AS-CTI-TELECOM(275 ASNs)
AS-NEXUSGUARD-CLIENTS(278 ASNs)
AS-PNAPLAX(300 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-BTN(1,495 ASNs)
AS-BTN-CUSTOMERS(1,495 ASNs)
AS-KORNET(1,551 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-GEANTNRENPEERS(3,149 ASNs)
AS-IIJ(3,162 ASNs)
AS45474:AS-NEXUSGUARD(4,166 ASNs)
AS-INTERNAP(4,181 ASNs)
AS-PACNET(4,289 ASNs)
AS-ANC(4,335 ASNs)
AS-UNITAS(4,908 ASNs)
AS-UNITAS-CUSTOMERS(4,908 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-LEVEL3-ORIGINS-EU(7,728 ASNs)
AS-LEVELTHREEEU(7,728 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)
AS-KCIX-MEMBERS(32,832 ASNs)
AS-DECIX-ASE(34,557 ASNs)
AS38137:AS-DECIX-ASE(34,557 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)
AS30781:AS-JAGUAR-PEERING-EQUINIX-PA(37,230 ASNs)
AS-TAHOEIX-MEMBERS(37,370 ASNs)
AS-MBIX-RS-MEMBERS(37,425 ASNs)
AS-ONIX(37,766 ASNs)
... and 289 more
Upstream AS Paths
25 unique paths, avg length 3.3
AS Looking Glass
Upstream paths (matching graph above)
All 25 Upstream Paths
Complete list of all observed paths
AS4158 IPv4 Address Subnets (9)
| 144.214.0.0/16 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 175.159.64.0/19 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 175.159.200.0/21 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 202.125.216.0/21 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 203.188.80.0/21 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 175.159.208.0/22 | 🇭🇰 HK | HKBN(customer route) | HKBN-AS-AP |
| 202.125.252.0/22 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 203.188.88.0/22 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
| 144.214.124.0/24 | 🇸🇬 SG | Nexusguard (Customer Route) | NEXUSGUARD-AS-AP |
AS4158 IPv6 Address Subnets (1)
| 2001:ce0:5::/48 | 🇭🇰 HK | HKBN(customer route) | CITYU-HK-AS |