ASN AS18417 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS18417?

AS18417 is listed under Taiwan Network Information Center.

What do peers, upstreams, and downstreams mean in ASN data?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS18417 Taiwan Network Information Center

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Taiwan Network Information Center twnic.tw

TW 0 Routes

AS Data

AS18417

AS18417 – Taiwan Network Information Center

AS Number	18417
AS Name	TWNIC-AS
Organization	Taiwan Network Information Center
Country	TW
Website	twnic.tw
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	APNIC
Date Allocated	N/A

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Raw Whois Response

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS17653 - AS18431'

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:         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:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS18410 - AS18429'

as-block:       AS18410 - AS18429
descr:          TWNIC-TW-AS-BLOCK8
remarks:        These AS numbers are further assigned by TWNIC
remarks:        to TWNIC members
admin-c:        TWA2-AP
tech-c:         TWA2-AP
mnt-by:         MAINT-TW-TWNIC
mnt-lower:      MAINT-TW-TWNIC
last-modified:  2008-09-04T06:40:26Z
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:         hostmaster@twnic.net.tw
admin-c:        ck373-AP
tech-c:         TW922-AP
tech-c:         NS10-AP
nic-hdl:        TWA2-AP
notify:         hostmaster@twnic.net.tw
mnt-by:         MAINT-TW-TWNIC
last-modified:  2020-01-02T03:54:20Z
source:         APNIC

% Information related to 'AS18417'

% Abuse contact for 'AS18417' is 'hostmaster@twnic.tw'

aut-num:        AS18417
as-name:        TWNIC-AS
descr:          Taiwan Network Information Center
descr:          3F., No. 123, Sec. 4, Bade Rd., Songshan Dist.,
descr:          Taipei, Taiwan, 105
country:        TW
import:         from AS4780 action pref=100; accept ANY
import:         from AS1659 action pref=200; accept ANY
export:         to AS4780 announce ANY
export:         to AS1659 announce ANY
default:        to AS4780 action pref=100; networks ANY
admin-c:        NH33-AP
tech-c:         NH33-AP
abuse-c:        AT939-AP
mnt-by:         MAINT-TW-TWNIC
mnt-irt:        IRT-TWNIC-AP
last-modified:  2022-12-20T07:11:44Z
source:         APNIC

irt:            IRT-TWNIC-AP
address:        3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
e-mail:         hostmaster@twnic.tw
abuse-mailbox:  hostmaster@twnic.tw
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.
remarks:        hostmaster@twnic.tw was validated on 2025-05-23
mnt-by:         MAINT-TW-TWNIC
last-modified:  2025-11-17T23:08:34Z
source:         APNIC

role:           ABUSE TWNICAP
country:        ZZ
address:        3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan
phone:          +000000000
e-mail:         hostmaster@twnic.tw
admin-c:        TWA2-AP
tech-c:         TWA2-AP
nic-hdl:        AT939-AP
remarks:        Generated from irt object IRT-TWNIC-AP
remarks:        hostmaster@twnic.tw was validated on 2025-05-23
abuse-mailbox:  hostmaster@twnic.tw
mnt-by:         APNIC-ABUSE
last-modified:  2025-05-23T00:02:10Z
source:         APNIC

person:         Nai-Wen Hsu
address:        4F-2, No. 9 Sec. 2, Roosevelt Road Taipei
country:        TW
phone:          +886-2-2341-1313
fax-no:         +886-2-2396-8832
e-mail:         snw@twnic.net.tw
nic-hdl:        NH33-AP
mnt-by:         MAINT-TW-TWNIC
last-modified:  2008-09-04T07:29:23Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-SG1)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.apnic.net",
  "as_blocks" : [ {
    "as_block" : "AS17653 - AS18431",
    "description" : [ "APNIC ASN block" ],
    "admin_contacts" : [ "HM20-AP" ],
    "tech_contacts" : [ "HM20-AP" ],
    "remarks" : [ "These AS numbers are further assigned by APNIC", "to APNIC members and end-users in the APNIC region" ],
    "mnt_by" : [ "APNIC-HM" ],
    "mnt_lower" : [ "APNIC-HM" ],
    "date_updated" : "2019-01-08",
    "source" : "APNIC"
  }, {
    "as_block" : "AS18410 - AS18429",
    "description" : [ "TWNIC-TW-AS-BLOCK8" ],
    "admin_contacts" : [ "TWA2-AP" ],
    "tech_contacts" : [ "TWA2-AP" ],
    "remarks" : [ "These AS numbers are further assigned by TWNIC", "to TWNIC members" ],
    "mnt_by" : [ "MAINT-TW-TWNIC" ],
    "mnt_lower" : [ "MAINT-TW-TWNIC" ],
    "date_updated" : "2008-09-04",
    "source" : "APNIC"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS18417",
    "as_name" : "TWNIC-AS",
    "description" : [ "Taiwan Network Information Center", "3F., No. 123, Sec. 4, Bade Rd., Songshan Dist.,", "Taipei, Taiwan, 105" ],
    "country" : "TW",
    "import" : [ "from AS4780 action pref=100; accept ANY", "from AS1659 action pref=200; accept ANY" ],
    "export" : [ "to AS4780 announce ANY", "to AS1659 announce ANY" ],
    "default" : [ "to AS4780 action pref=100; networks ANY" ],
    "admin_contacts" : [ "NH33-AP" ],
    "tech_contacts" : [ "NH33-AP" ],
    "abuse_contacts" : [ "AT939-AP" ],
    "mnt_irt" : [ "IRT-TWNIC-AP" ],
    "mnt_by" : [ "MAINT-TW-TWNIC" ],
    "date_updated" : "2022-12-20",
    "source" : "APNIC"
  } ],
  "irt" : {
    "handle" : "IRT-TWNIC-AP",
    "address" : [ "3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan" ],
    "street" : "Sec. 4 Bade Rd.",
    "city" : "Taipei",
    "zip_code" : "105",
    "country" : "TAIWAN",
    "email" : [ "hostmaster@twnic.tw" ],
    "abuse_mailbox" : [ "hostmaster@twnic.tw" ],
    "admin_contacts" : [ "TWA2-AP" ],
    "tech_contacts" : [ "TWA2-AP" ],
    "remarks" : [ "Please note that TWNIC is not an ISP and is not empowered", "to investigate complaints of network abuse.", "hostmaster@twnic.tw was validated on 2025-05-23" ],
    "mnt_by" : [ "MAINT-TW-TWNIC" ],
    "date_updated" : "2025-11-17",
    "source" : "APNIC"
  },
  "administrative_contacts" : [ {
    "handle" : "NH33-AP",
    "name" : "Nai-Wen Hsu",
    "address" : [ "4F-2, No. 9 Sec. 2, Roosevelt Road Taipei" ],
    "street" : "2 Roosevelt Road",
    "city" : "Taipei",
    "country" : "TW",
    "email" : [ "snw@twnic.net.tw" ],
    "phone" : [ "+886-2-2341-1313" ],
    "fax_no" : [ "+886-2-2396-8832" ],
    "mnt_by" : [ "MAINT-TW-TWNIC" ],
    "date_updated" : "2008-09-04",
    "source" : "APNIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "NH33-AP",
    "name" : "Nai-Wen Hsu",
    "address" : [ "4F-2, No. 9 Sec. 2, Roosevelt Road Taipei" ],
    "street" : "2 Roosevelt Road",
    "city" : "Taipei",
    "country" : "TW",
    "email" : [ "snw@twnic.net.tw" ],
    "phone" : [ "+886-2-2341-1313" ],
    "fax_no" : [ "+886-2-2396-8832" ],
    "mnt_by" : [ "MAINT-TW-TWNIC" ],
    "date_updated" : "2008-09-04",
    "source" : "APNIC"
  } ],
  "abuse_contacts" : [ {
    "handle" : "AT939-AP",
    "name" : "ABUSE TWNICAP",
    "address" : [ "3F., No. 123, Sec. 4, Bade Rd., Songshan Dist., Taipei 105, Taiwan" ],
    "street" : "Sec. 4 Bade Rd.",
    "city" : "Taipei",
    "zip_code" : "105",
    "country" : "ZZ",
    "email" : [ "hostmaster@twnic.tw" ],
    "abuse_mailbox" : [ "hostmaster@twnic.tw" ],
    "phone" : [ "+000000000" ],
    "admin_contacts" : [ "TWA2-AP" ],
    "tech_contacts" : [ "TWA2-AP" ],
    "remarks" : [ "Generated from irt object IRT-TWNIC-AP", "hostmaster@twnic.tw was validated on 2025-05-23" ],
    "mnt_by" : [ "APNIC-ABUSE" ],
    "date_updated" : "2025-05-23",
    "source" : "APNIC",
    "addressCountry" : "TAIWAN"
  } ]
}