AS Number
AS23855
AS Name
SINGAREN-GIX-AS-AP
Org Name
Singapore Advanced Research and Education Network
Country / Region
Singapore
Registry

apnic

RegDate

Updated

2009-09-29T06:04:16Z

AS23855 Looking Glass
IPv4Prefixes

2

IPv6Prefixes

1

IPv4 NUMs

512

IPv6 NUMs(/64)

65,536

CIDR Description IP Num
203.30.38.0/24
IRR Valid
SINGAREN-GIX Singapore Advanced Research and Education Network GigaPoP Exchange 256
203.30.39.0/24
IRR Valid
SINGAREN-GIX Singapore Advanced Research and Education Network GigaPoP Exchange 256
CIDR Description IP NUMs(prefix /64)
2001:df0:21a::/48
IRR Valid
SINGAREN-GIX-AS-AP SingAREN 65536
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS38082 IIT-TIG-AS-AP - True International Gateway Co., Ltd., TH Thailand 7,168 4,294,967,296 IPv4 IPv4
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 139,264 77,423,378,434 IPv4 IPv4 IPv6 IPv6
AS293 ESNET, US United States 140,800 4,295,163,904 IPv4 IPv4 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,154,816 90,194,444,288 IPv4 IPv4 IPv6 IPv6
AS18106 VIEWQWEST-SG-AP - Viewqwest Pte Ltd, SG Singapore 53,248 13,153,337,344 IPv4 IPv4
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17,174,784 17,931,559,960,580 IPv4 IPv4
AS4777 APNIC-COLO - Asia Pacific Network Information Centre, AU Australia 512 1,073,741,824 IPv4 IPv4 IPv6 IPv6
AS35280 F5 - F5 Networks SARL, FR France 55,808 81,604,378,624 IPv4 IPv4 IPv6 IPv6
AS133210 ENTECHNOLOGIES-AS-AP - EN Technologies Pte Ltd, SG Singapore 4,352 4,295,163,904 IPv4 IPv4
AS59105 HOMENOC - Home NOC Operators Group, JP Japan 2,048 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS23864 SINGAREN-GIX-IHPC-AS-AP - Singapre Advance Research and Education Network - National Grid Office - IHPC, SG Singapore 256 65,536 IPv4 IPv4 IPv6 IPv6
AS24490 TEIN2-SG-AP - Trans-Eurasia Information Network (TEIN2) - SG, CN China 2,048 2,147,483,648 IPv4 IPv4 IPv6 IPv6
AS38229 LEARN-LK - Lanka Education and Research Network, LK Sri Lanka 34,816 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS575 DNIC-AS-00575 - Headquarters, USAISC, US United States 0 17,694,720 IPv6 IPv6
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 126,720 118,226,945 IPv4 IPv4
AS137207 JUCC-AS-AP - Joint Universities Computer Centre Limited, HK Hong Kong 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 8,819,968 8,589,934,595 IPv4 IPv4 IPv6 IPv6
AS4229 ZEN-NET - Zenlayer Inc, US United States 7,936 4,294,967,296 IPv4 IPv4
AS4637 ASN-TELSTRA-GLOBAL - Telstra International Limited, HK Hong Kong 1,145,344 21,474,836,480 IPv4 IPv4 IPv6 IPv6
AS9885 NKN-INTERNET-GW - National Knowledge Network, IN India 65,792 0 IPv4 IPv4
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9,216 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS23815 JPIX-RS - Japan Internet Xing Co., Ltd., JP Japan 0 0 IPv6 IPv6
AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited, HK Hong Kong 1,771,776 1,215,476,531,200 IPv4 IPv4
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 116,992 356,753,080,320 IPv4 IPv4 IPv6 IPv6
AS64049 RJIPL-SG - Reliance Jio Infocomm Pte.Ltd, SG Singapore 2,048 0 IPv4 IPv4
AS136968 SINGAREN-GIX-AS-AP - SingAREN, SG Singapore 256 65,536 IPv4 IPv4
AS6939 HURRICANE - Hurricane Electric LLC, US United States 455,680 283,043,982,540,800 IPv4 IPv4 IPv6 IPv6
AS134148 SINGAREN-GIX-AS-AP-2 - SingAREN, SG Singapore 512 65,536 IPv4 IPv4 IPv6 IPv6
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 1,024 553,648,128 IPv4 IPv4 IPv6 IPv6
AS Description Country / Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS2907 SINET-AS - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 8,819,968 8,589,934,595 IPv4 IPv4 IPv6 IPv6
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1,154,816 90,194,444,288 IPv4 IPv4 IPv6 IPv6
AS9264 ASNet - Academia Sinica, TW Taiwan 71,424 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS131475 SIT-AS-AP - Singapore Institute of Technology, SG Singapore 512 0 IPv4 IPv4
AS1103 SURFNET-NL - SURF B.V., NL Netherlands 7,200,000 34,359,869,440 IPv4 IPv4 IPv6 IPv6
AS9270 APAN-KR-AS - National Infomation Society Agency, KR Republic of Korea 18,432 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9,216 8,589,934,592 IPv4 IPv4 IPv6 IPv6
AS23767 A-STAR-AS-AP - A*STAR, SG Singapore 8,192 65,536 IPv4 IPv4
AS23864 SINGAREN-GIX-IHPC-AS-AP - Singapre Advance Research and Education Network - National Grid Office - IHPC, SG Singapore 256 65,536 IPv4 IPv4 IPv6 IPv6
AS24490 TEIN2-SG-AP - Trans-Eurasia Information Network (TEIN2) - SG, CN China 2,048 2,147,483,648 IPv4 IPv4 IPv6 IPv6
AS132398 SCEI-AS-AP - Science and Engineering Institutes, SG Singapore 256 65,536 IPv4 IPv4 IPv6 IPv6
AS150725 NUS-AS-AP - National University of Singapore, SG Singapore 256 0 IPv4 IPv4
AS4538 ERX-CERNET-BKB - China Education and Research Network Center, CN China 17,174,784 17,931,559,960,580 IPv4 IPv4
AS7497 CSTNET-AS-AP - CNIC-CAS, CN China 867,840 77,309,411,328 IPv4 IPv4 IPv6 IPv6
AS9821 DOST-PH-AP - Advanced Science and Technology Institute, PH Philippines 9,216 4,294,967,296 IPv4 IPv4
AS9885 NKN-INTERNET-GW - National Knowledge Network, IN India 65,792 0 IPv4 IPv4 IPv6 IPv6
AS38229 LEARN-LK - Lanka Education and Research Network, LK Sri Lanka 34,816 4,294,967,296 IPv4 IPv4 IPv6 IPv6
AS55919 SUTD-SG - Singapore University of Technology and Design, SG Singapore 512 0 IPv4 IPv4
AS206350 OMREN - Oman Research and education Network (OMREN), OM Oman 768 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS50999 KAUST-AS1 - King Abdullah University of Science and Technology, SA Saudi Arabia 32,768 34,359,738,368 IPv6 IPv6
AS293 ESNET, US United States 140,800 4,295,163,904 IPv4 IPv4 IPv6 IPv6
AS2603 NORDUNET, DK Denmark 9,728 34,359,738,368 IPv4 IPv4 IPv6 IPv6
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 1,024 553,648,128 IPv4 IPv4 IPv6 IPv6
AS9419 NTU-AS-AP - Nanyang Technological University, SG Singapore 65,536 65,536 IPv4 IPv4 IPv6 IPv6
AS45259 BRUHAAS-BN - BRUHAAS, BN Brunei Darussalam 512 65,536 IPv4 IPv4
AS134148 SINGAREN-GIX-AS-AP-2 - SingAREN, SG Singapore 512 65,536 IPv4 IPv4 IPv6 IPv6
AS136968 SINGAREN-GIX-AS-AP - SingAREN, SG Singapore 256 65,536 IPv4 IPv4 IPv6 IPv6
AS137207 JUCC-AS-AP - Joint Universities Computer Centre Limited, HK Hong Kong 1,024 4,294,967,296 IPv4 IPv4 IPv6 IPv6

Peers at this Exchange Point

Country / Region IX IPv4 IPv6 Port Speed Updated
Singapore SGIX - Singapore Internet Exchange 103.16.102.28 2001:de8:12:100::28 10 Gbps 2022-01-04 06:08:34
Singapore SOX - Singapore Open Exchange 198.32.141.144 1 Gbps 2021-04-08 03:18:52
Japan JPIX TOKYO 210.171.225.159 2001:de8:8::2:3855:1 100 Gbps 2022-08-04 02:44:36

Private Peering Facilities

Country / Region Name City Website Updated
Global Switch Singapore Singapore http://www.globalswitch.com 2020-04-22 02:47:49
as-block:       AS23552 - AS24575
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
remarks:        AS23889 has been transfered to AfriNIC
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-29T06:04:16Z
source:         APNIC

role:           APNIC Hostmaster
address:        P.O. BOX 2131
address:        4101 QLD
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2026-08-14T00:28:10Z
source:         APNIC


as-block:       AS23854 - AS23944
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2008-09-04T06:40:26Z
source:         APNIC

role:           APNIC Hostmaster
address:        P.O. BOX 2131
address:        4101 QLD
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2026-08-14T00:28:10Z
source:         APNIC



aut-num:        AS23855
as-name:        SINGAREN-GIX-AS-AP
descr:          Singapore Advanced Research and Education Network
descr:          GigaPoPExchange
country:        SG
import:         from AS10026 action pref=100; accept ANY
import:         from AS4657 action pref=100; accept ANY
import:         from AS9419 action pref=1; accept ANY
export:         to AS9419 announce AS23855
export:         to AS10026 announce AS23855
export:         to AS4657 announce AS23855
org:            ORG-SA8-AP
admin-c:        SPG12-AP
tech-c:         SPG12-AP
abuse-c:        AS2199-AP
notify:         simonpetergreen@singaren.net.sg
mnt-lower:      MAINT-SINGAREN-OPEN-EXCHANGE
mnt-routes:     MAINT-SINGAREN-OPEN-EXCHANGE
mnt-by:         APNIC-HM
mnt-irt:        IRT-SINGAREN-GIX-SG
last-modified:  2024-04-24T09:32:55Z
source:         APNIC

irt:            IRT-SINGAREN-GIX-SG
address:        SingAREN c/o A*STAR Computational Resource Centre (A*CRC)
address:        1 Fusionopolis Way
address:
address:        Singapore 138632
e-mail:         networkadmin@singaren.net.sg
abuse-mailbox:  networkadmin@singaren.net.sg
admin-c:        SPG12-AP
tech-c:         SPG12-AP
auth:           # Filtered
remarks:        networkadmin@singaren.net.sg was validated on 2026-02-25
mnt-by:         MAINT-SINGAREN-OPEN-EXCHANGE
last-modified:  2026-07-03T02:04:46Z
source:         APNIC

organisation:   ORG-SA8-AP
org-name:       SingAREN
org-type:       LIR
country:        SG
address:        Singapore Advanced Research and Education Network (SingAREN)
address:        c/o A*STAR Computational Resource Centre (A*CRC)
address:        1 Fusionopolis Way
address:        # 17-01 Connexis South
phone:          +65-67905218
e-mail:         admin@singaren.net.sg
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:15:04Z
source:         APNIC

role:           ABUSE SINGARENGIXSG
country:        ZZ
address:        SingAREN c/o A*STAR Computational Resource Centre (A*CRC)
address:        1 Fusionopolis Way
address:
address:        Singapore 138632
phone:          +000000000
e-mail:         networkadmin@singaren.net.sg
admin-c:        SPG12-AP
tech-c:         SPG12-AP
nic-hdl:        AS2199-AP
remarks:        Generated from irt object IRT-SINGAREN-GIX-SG
remarks:        networkadmin@singaren.net.sg was validated on 2026-02-25
abuse-mailbox:  networkadmin@singaren.net.sg
mnt-by:         APNIC-ABUSE
last-modified:  2026-02-25T02:25:32Z
source:         APNIC

person:         Simon Peter Green
address:        Singapore Advanced Research and Education Network (SingAREN)
address:        c/o A*STAR Computational Resource Centre (A*CRC)
address:        1 Fusionopolis Way
address:        #17-01 Connexis South
address:        Singapore 138632
country:        SG
phone:          +65 9653 0930
e-mail:         simonpetergreen@singaren.net.sg
nic-hdl:        SPG12-AP
mnt-by:         MAINT-SINGAREN-OPEN-EXCHANGE
remarks:        Manager (Network & Services)
last-modified:  2024-04-24T12:44:21Z
source:         APNIC