AS Name
NTU-TW
Org Name
National Taiwan University
Registry Region
Taiwan
Looking Glass
http://www.ntu.edu.tw
IPv4Prefixes

104

IPv6Prefixes

0

IPv4 NUMs

393,472

IPv6 NUMs(/64)

0

393,472 IPv4 Addresses
CIDR Description IP Num
120.96.0.0/19 TANET-NET Ministry of Education Computer Center 8192
120.96.0.0/15 TANET-NET Ministry of Education Computer Center 131072
120.96.240.0/21 TANET-NET Ministry of Education Computer Center 2048
120.96.248.0/22 TANET-NET Ministry of Education Computer Center 1024
140.112.0.0/24 TANET Taiwan Academic Network 256
140.112.0.0/16 TANET Taiwan Academic Network 65536
140.124.0.0/16 TANET-BNETA imported inetnum object for MOEC 65536
140.129.96.0/20 TANET-BNETA imported inetnum object for MOEC 4096
140.129.112.0/22 TANET-BNETA imported inetnum object for MOEC 1024
140.131.0.0/16 TANET-BNETA imported inetnum object for MOEC 65536
163.28.16.0/20 TANET-B imported inetnum object for MOEC 4096
192.192.1.0/24 TANET-C imported inetnum object for MOEC 256
192.192.7.0/24 TANET-C imported inetnum object for MOEC 256
192.192.10.0/24 TANET-C imported inetnum object for MOEC 256
192.192.12.0/24 TANET-C imported inetnum object for MOEC 256
192.192.48.0/21 TANET-C imported inetnum object for MOEC 2048
192.192.74.0/23 TANET-C imported inetnum object for MOEC 512
192.192.76.0/23 TANET-C imported inetnum object for MOEC 512
192.192.90.0/23 TANET-C imported inetnum object for MOEC 512
192.192.92.0/23 TANET-C imported inetnum object for MOEC 512
192.192.94.0/24 TANET-C imported inetnum object for MOEC 256
192.192.120.0/22 TANET-C imported inetnum object for MOEC 1024
192.192.135.0/24 TANET-C imported inetnum object for MOEC 256
192.192.138.0/24 TANET-C imported inetnum object for MOEC 256
192.192.140.0/23 TANET-C imported inetnum object for MOEC 512
203.64.0.0/21 TANET Taiwan Academic Network 2048
203.64.26.0/24 TANET Taiwan Academic Network 256
203.64.46.0/23 TANET Taiwan Academic Network 512
203.64.48.0/22 TANET Taiwan Academic Network 1024
203.64.52.0/24 TANET Taiwan Academic Network 256
203.64.138.0/23 TANET Taiwan Academic Network 512
203.64.153.0/24 TANET Taiwan Academic Network 256
203.64.154.0/24 TANET Taiwan Academic Network 256
203.64.189.0/24 TANET Taiwan Academic Network 256
203.64.207.0/24 TANET Taiwan Academic Network 256
203.64.208.0/23 TANET Taiwan Academic Network 512
203.64.228.0/24 TANET Taiwan Academic Network 256
203.64.252.0/23 TANET Taiwan Academic Network 512
203.68.31.0/24 TANET Taiwan Academic Network 256
203.68.236.0/24 TANET Taiwan Academic Network 256
203.71.10.0/23 TANET Taiwan Academic Network 512
203.71.24.0/24 TANET Taiwan Academic Network 256
203.71.63.0/24 TANET Taiwan Academic Network 256
203.71.64.0/22 TANET Taiwan Academic Network 1024
203.71.80.0/20 TANET Taiwan Academic Network 4096
203.71.170.0/23 TANET Taiwan Academic Network 512
203.71.172.0/24 TANET Taiwan Academic Network 256
203.71.175.0/24 TANET Taiwan Academic Network 256
203.71.182.0/23 TANET Taiwan Academic Network 512
203.71.206.0/24 TANET Taiwan Academic Network 256
203.71.210.0/23 TANET Taiwan Academic Network 512
203.72.39.0/24 TWNIC-TW Taiwan Network Information Center 256
203.72.56.0/21 TWNIC-TW Taiwan Network Information Center 2048
203.72.64.0/24 TWNIC-TW Taiwan Network Information Center 256
203.72.67.0/24 TWNIC-TW Taiwan Network Information Center 256
203.72.68.0/23 TWNIC-TW Taiwan Network Information Center 512
203.72.70.0/24 TWNIC-TW Taiwan Network Information Center 256
203.72.177.0/24 TWNIC-TW Taiwan Network Information Center 256
203.72.178.0/24 TWNIC-TW Taiwan Network Information Center 256
203.72.185.0/24 TWNIC-TW Taiwan Network Information Center 256
203.72.188.0/24 TWNIC-TW Taiwan Network Information Center 256
203.72.192.0/23 TWNIC-TW Taiwan Network Information Center 512
203.72.235.0/24 TWNIC-TW Taiwan Network Information Center 256
203.72.253.0/24 TWNIC-TW Taiwan Network Information Center 256
210.59.43.0/24 TANET Taiwan Academic Network 256
210.60.8.0/22 TANET Taiwan Academic Network 1024
210.60.106.0/24 TANET Taiwan Academic Network 256
210.60.119.0/24 TANET Taiwan Academic Network 256
210.60.128.0/24 TANET Taiwan Academic Network 256
210.60.141.0/24 TANET Taiwan Academic Network 256
210.60.142.0/23 TANET Taiwan Academic Network 512
210.60.144.0/23 TANET Taiwan Academic Network 512
210.60.146.0/24 TANET Taiwan Academic Network 256
210.60.156.0/24 TANET Taiwan Academic Network 256
210.60.235.0/24 TANET Taiwan Academic Network 256
210.70.94.0/23 TANET Taiwan Academic Network 512
210.70.98.0/24 TANET Taiwan Academic Network 256
210.70.119.0/24 TANET Taiwan Academic Network 256
210.70.120.0/24 TANET Taiwan Academic Network 256
210.70.129.0/24 TANET Taiwan Academic Network 256
210.70.130.0/23 TANET Taiwan Academic Network 512
210.70.132.0/22 TANET Taiwan Academic Network 1024
210.70.136.0/24 TANET Taiwan Academic Network 256
210.70.185.0/24 TANET Taiwan Academic Network 256
210.70.186.0/24 TANET Taiwan Academic Network 256
210.70.195.0/24 TANET Taiwan Academic Network 256
210.70.197.0/24 TANET Taiwan Academic Network 256
210.70.198.0/23 TANET Taiwan Academic Network 512
210.70.200.0/23 TANET Taiwan Academic Network 512
210.70.202.0/24 TANET Taiwan Academic Network 256
210.70.212.0/24 TANET Taiwan Academic Network 256
210.70.246.0/24 TANET Taiwan Academic Network 256
210.71.2.0/23 TANET Taiwan Academic Network 512
210.71.62.0/23 TANET Taiwan Academic Network 512
210.71.64.0/24 TANET Taiwan Academic Network 256
210.71.76.0/24 TANET Taiwan Academic Network 256
210.71.78.0/24 TANET Taiwan Academic Network 256
210.71.98.0/24 TANET Taiwan Academic Network 256
210.71.122.0/23 TANET Taiwan Academic Network 512
210.240.232.0/21 TANET Taiwan Academic Network 2048
210.240.240.0/21 TANET Taiwan Academic Network 2048
210.240.248.0/23 TANET Taiwan Academic Network 512
210.243.0.0/19 TANET Taiwan Academic Network 8192
210.243.32.0/21 TANET Taiwan Academic Network 2048
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS7539 TWAREN-TW - National Center for High-performance Computing, TW Taiwan 89,088 4,294,967,296 IPv4 IPv4
AS9264 ASNET - Academia Sinica Computing Center, TW Taiwan 91,136 8,589,934,592 IPv4 IPv4
AS9505 TWGATE-AP - Chunghwa Telecom Co., Ltd., TW Taiwan 22,528 8,589,934,592 IPv4 IPv4
AS3462 HINET - Chunghwa Telecom Co., Ltd., TW Taiwan 12,270,848 8,808,977,924,096 IPv4 IPv4
AS4780 SEEDNET - Digital United Inc., TW Taiwan 1,577,216 279,172,874,240 IPv4 IPv4

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Taiwan TPIX-TW - Taipei Internet Exchange 203.163.222.91 2406:d400:1:133:203:163:222:91 1 Gbps 2019-01-15 06:09:19

Private Peering Facilities

Country/Region Name City Website Updated
Chief LY Building Taipei Taipei http://www.chief.com.tw 2019-01-15 06:09:35
as-block:       AS17653 - AS18431
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:  2019-01-08T23:19:07Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         [email protected]
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         [email protected]
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC


as-block:       AS17709 - AS17718
descr:          TWNIC-TW-AS-BLOCK
remarks:        These AS numbers are further assigned by TWNIC
remarks:        to TWNIC members
admin-c:        TWA2-AP
tech-c:         TWA2-AP
mnt-by:         APNIC-HM
mnt-lower:      MAINT-TW-TWNIC
last-modified:  2017-06-29T23:47:09Z
source:         APNIC

role:           TWNIC Whois Administrator
address:        Taiwan Network Information Center
address:        3F., No. 123, Sec. 4, Bade Rd., Songshan Dist.,
address:        Taipei, Taiwan, 105
country:        TW
phone:          +886-2-25289696
fax-no:         +886-2-25287756
e-mail:         [email protected]
admin-c:        ck373-AP
tech-c:         TW922-AP
tech-c:         NS10-AP
nic-hdl:        TWA2-AP
notify:         [email protected]
mnt-by:         MAINT-TW-TWNIC
last-modified:  2020-01-02T03:54:20Z
source:         APNIC



aut-num:        AS17716
as-name:        NTU-TW
descr:          National Taiwan University
descr:          Taipei, Taiwan
country:        TW
import:         from AS3462
                action pref=200;
                accept ANY
import:         from AS9415
                action pref=200;
                accept ANY
export:         to AS1659
                announce AS17716
export:         to AS3462
                announce AS17716
export:         to AS9415
                announce AS17716
default:        to AS1659
                action pref=5;
                networks ANY
admin-c:        YP70-AP
tech-c:         PP85-AP
mnt-by:         MAINT-TW-TWNIC
mnt-irt:        IRT-TWNIC-AP
last-modified:  2016-10-17T00:32:58Z
source:         APNIC

irt:            IRT-TWNIC-AP
address:        Taipei, Taiwan, 100
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        TWA2-AP
tech-c:         TWA2-AP
auth:           # Filtered
remarks:        Please note that TWNIC is not an ISP and is not empowered
remarks:        to investigate complaints of network abuse.
mnt-by:         MAINT-TW-TWNIC
last-modified:  2015-10-08T07:58:24Z
source:         APNIC

person:         Peter Pan
address:        Computer and Information Network Center
address:        Natinal Taiwan University
address:        1, Roosevelt Road, Section 4, Taiwan, R.O.C.
country:        TW
phone:          +886-2-3366-5007
fax-no:         +886-2-3366-5020
e-mail:         [email protected]
nic-hdl:        PP85-AP
mnt-by:         MAINT-TW-TWNIC
last-modified:  2008-09-04T07:29:18Z
source:         APNIC

person:         Yu-Chun Pan
address:        Computer and Information Network Center
address:        Natinal Taiwan University
address:        1, Roosevelt Road, Section 4, Taiwan, R.O.C.
country:        TW
phone:          +886-2-3366-5007
fax-no:         +886-2-3366-5020
e-mail:         [email protected]
nic-hdl:        YP70-AP
mnt-by:         MAINT-TW-TWNIC
last-modified:  2008-09-04T07:29:18Z
source:         APNIC