18046 DONGFONG-TW DongFong Technology Co. Ltd., TW
Adjacency: 19 Upstream: 8 Downstream: 11
Upstream Adjacent AS list
AS6939 HURRICANE, US
AS4637 ASN-TELSTRA-GLOBAL Telstra Global, HK
AS174 COGENT-174, US
AS23764 CTGNET CTGNet, HK
AS9002 RETN-AS, GB
AS21859 ZEN-ECN, US
AS4780 SEEDNET Digital United Inc., TW
AS17408 ABOVE-AS-AP AboveNet Communications Taiwan, TW
Downstream Adjacent AS list
AS136897 ENJOYVC-AS-AP Enjoyvc Cloud Group Limited., HK
AS24172 CHUAN-CHAN-NET-B Chuan Chan Co. Ltd., TW
AS131584 TAIFO-AS-TW Taiwan Intelligent Fiber Optic Network Co.,Ltd., TW
AS24169 CHUAN-CHAN-NET-A Chuan Chan Co. Ltd., TW
AS63893 CCPGP-TW Chang Chun Petrochemical Co., Ltd., TW
AS38851 TNET-NET TNET Communication Inc. 10F., No.78, Sec. 2, Chongxin Rd., Sanchong Dist.,New Taipei City, Taiwan R.O.C Taiwan 241, TW
AS131655 NANYA-AS-1 NAN YA PLASTICS CORPORATION, TW
AS63899 CHUAN-CHAN-NET-A National Taiwan University of Science and Technology, TW
AS18413 GBTC-TW Great Taipei Broadband Company Ltd., TW
AS984 OWS, US
AS133948 DIL-AS-AP DONGFONG INC LIMITED, HK
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 1276 AS18046 ORG+TRN Originate: 203776 /14.36 Transit: 49920 /16.39 DONGFONG-TW DongFong Technology Co. Ltd., TW
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 1180 AS18046 DONGFONG-TW DongFong Technology Co. Ltd., TW 106 57 4 53 53 50.00% Prefix AS Path Aggregation Suggestion 43.248.16.0/22 6939 18046 43.248.16.0/23 6939 18046 - Withdrawn - matching aggregate 43.248.16.0/22 6939 18046 43.248.18.0/23 6939 18046 - Withdrawn - matching aggregate 43.248.16.0/22 6939 18046 61.65.208.0/20 6939 18046 61.65.232.0/21 6939 18046 61.65.236.0/24 6939 18046 - Withdrawn - matching aggregate 61.65.232.0/21 6939 18046 61.65.237.0/24 6939 18046 - Withdrawn - matching aggregate 61.65.232.0/21 6939 18046 61.65.238.0/24 6939 18046 - Withdrawn - matching aggregate 61.65.232.0/21 6939 18046 61.65.239.0/24 6939 18046 - Withdrawn - matching aggregate 61.65.232.0/21 6939 18046 61.67.32.0/20 6939 18046 78.105.0.0/18 6939 18046 78.105.64.0/19 6939 18046 87.80.0.0/16 6939 18046 101.3.192.0/20 6939 18046 101.3.208.0/22 6939 18046 103.126.88.0/22 6939 17408 18046 103.126.88.0/23 6939 17408 18046 - Withdrawn - matching aggregate 103.126.88.0/22 6939 17408 18046 103.126.88.0/24 6939 17408 18046 - Withdrawn - matching aggregate 103.126.88.0/22 6939 17408 18046 103.126.89.0/24 6939 17408 18046 - Withdrawn - matching aggregate 103.126.88.0/22 6939 17408 18046 103.126.182.0/23 6939 18046 103.126.252.0/22 6939 18046 103.126.252.0/23 6939 18046 - Withdrawn - matching aggregate 103.126.252.0/22 6939 18046 103.126.254.0/23 6939 18046 - Withdrawn - matching aggregate 103.126.252.0/22 6939 18046 103.131.112.0/22 57866 9002 18046 103.131.124.0/22 57866 9002 18046 103.176.50.0/23 7018 174 18046 103.176.50.0/23 6939 17408 18046 + Announce - aggregate of 103.176.50.0/24 (6939 17408 18046) and 103.176.51.0/24 (6939 17408 18046) 103.176.50.0/24 6939 17408 18046 - Withdrawn - aggregated with 103.176.51.0/24 (6939 17408 18046) 103.176.51.0/24 6939 17408 18046 - Withdrawn - aggregated with 103.176.50.0/24 (6939 17408 18046) 103.197.172.0/22 57866 9002 18046 103.233.68.0/22 6939 18046 103.233.68.0/23 6939 18046 - Withdrawn - matching aggregate 103.233.68.0/22 6939 18046 103.233.70.0/23 6939 18046 - Withdrawn - matching aggregate 103.233.68.0/22 6939 18046 103.234.224.0/22 6939 18046 103.234.225.0/24 57866 9002 18046 103.234.226.0/24 6939 18046 - Withdrawn - matching aggregate 103.234.224.0/22 6939 18046 103.234.227.0/24 6939 18046 - Withdrawn - matching aggregate 103.234.224.0/22 6939 18046 116.50.32.0/20 6939 17408 18046 116.50.32.0/21 6939 17408 18046 - Withdrawn - matching aggregate 116.50.32.0/20 6939 17408 18046 116.50.32.0/22 6939 18046 + Announce - aggregate of 116.50.32.0/23 (6939 18046) and 116.50.34.0/23 (6939 18046) 116.50.32.0/24 6939 18046 - Withdrawn - aggregated with 116.50.33.0/24 (6939 18046) 116.50.33.0/24 6939 18046 - Withdrawn - aggregated with 116.50.32.0/24 (6939 18046) 116.50.34.0/24 6939 18046 - Withdrawn - aggregated with 116.50.35.0/24 (6939 18046) 116.50.35.0/24 6939 18046 - Withdrawn - aggregated with 116.50.34.0/24 (6939 18046) 116.50.36.0/24 6939 17408 18046 - Withdrawn - matching aggregate 116.50.32.0/20 6939 17408 18046 116.50.37.0/24 6939 18046 116.50.38.0/23 6939 18046 116.50.39.0/24 6939 18046 - Withdrawn - matching aggregate 116.50.38.0/23 6939 18046 116.50.40.0/21 6939 17408 18046 - Withdrawn - matching aggregate 116.50.32.0/20 6939 17408 18046 116.50.41.0/24 6939 18046 116.50.43.0/24 6939 18046 116.50.46.0/23 6939 18046 119.15.192.0/22 6939 18046 119.15.192.0/23 6939 18046 - Withdrawn - matching aggregate 119.15.192.0/22 6939 18046 119.15.194.0/23 6939 18046 - Withdrawn - matching aggregate 119.15.192.0/22 6939 18046 119.15.208.0/21 6939 18046 119.15.208.0/23 6939 18046 - Withdrawn - matching aggregate 119.15.208.0/21 6939 18046 119.15.210.0/23 6939 18046 - Withdrawn - matching aggregate 119.15.208.0/21 6939 18046 119.15.210.0/24 6939 18046 - Withdrawn - matching aggregate 119.15.208.0/21 6939 18046 119.15.224.0/19 6939 18046 119.15.224.0/21 6939 18046 - Withdrawn - matching aggregate 119.15.224.0/19 6939 18046 119.15.232.0/21 6939 18046 - Withdrawn - matching aggregate 119.15.224.0/19 6939 18046 119.15.240.0/21 6939 18046 - Withdrawn - matching aggregate 119.15.224.0/19 6939 18046 119.15.248.0/21 6939 18046 - Withdrawn - matching aggregate 119.15.224.0/19 6939 18046 121.50.176.0/20 6939 17408 18046 121.50.176.0/21 6939 17408 18046 - Withdrawn - matching aggregate 121.50.176.0/20 6939 17408 18046 121.50.176.0/22 6939 17408 18046 - Withdrawn - matching aggregate 121.50.176.0/20 6939 17408 18046 121.50.176.0/24 6939 17408 18046 - Withdrawn - matching aggregate 121.50.176.0/20 6939 17408 18046 121.50.177.0/24 6939 17408 18046 - Withdrawn - matching aggregate 121.50.176.0/20 6939 17408 18046 121.50.179.0/24 6939 18046 121.50.181.0/24 6939 18046 121.50.183.0/24 6939 17408 18046 - Withdrawn - matching aggregate 121.50.176.0/20 6939 17408 18046 121.50.184.0/21 6939 18046 121.50.184.0/22 6939 18046 - Withdrawn - matching aggregate 121.50.184.0/21 6939 18046 121.50.190.0/24 6939 18046 - Withdrawn - matching aggregate 121.50.184.0/21 6939 18046 121.50.191.0/24 6939 21859 18046 122.200.152.0/24 6939 18046 122.200.153.0/24 6939 17408 18046 122.200.154.0/23 6939 18046 122.200.154.0/24 6939 18046 - Withdrawn - matching aggregate 122.200.154.0/23 6939 18046 122.200.155.0/24 6939 17408 18046 122.200.156.0/22 6939 17408 18046 122.200.156.0/24 6939 18046 122.200.158.0/24 6939 17408 18046 - Withdrawn - matching aggregate 122.200.156.0/22 6939 17408 18046 122.200.159.0/24 6939 18046 150.107.56.0/22 6939 17408 18046 150.116.16.0/20 6939 17408 18046 150.116.16.0/20 6939 18046 + Announce - aggregate of 150.116.16.0/21 (6939 18046) and 150.116.24.0/21 (6939 18046) 150.116.16.0/23 6939 18046 - Withdrawn - aggregated with 150.116.18.0/23 (6939 18046) 150.116.18.0/23 6939 18046 - Withdrawn - aggregated with 150.116.16.0/23 (6939 18046) 150.116.20.0/23 6939 18046 - Withdrawn - aggregated with 150.116.22.0/23 (6939 18046) 150.116.22.0/23 6939 18046 - Withdrawn - aggregated with 150.116.20.0/23 (6939 18046) 150.116.24.0/23 6939 18046 - Withdrawn - aggregated with 150.116.26.0/23 (6939 18046) 150.116.26.0/23 6939 18046 - Withdrawn - aggregated with 150.116.24.0/23 (6939 18046) 150.116.28.0/23 6939 18046 - Withdrawn - aggregated with 150.116.30.0/23 (6939 18046) 150.116.30.0/23 6939 18046 - Withdrawn - aggregated with 150.116.28.0/23 (6939 18046) 150.129.36.0/22 7018 174 18046 150.129.36.0/22 6939 17408 18046 + Announce - aggregate of 150.129.36.0/23 (6939 17408 18046) and 150.129.38.0/23 (6939 17408 18046) 150.129.36.0/23 6939 17408 18046 - Withdrawn - aggregated with 150.129.38.0/23 (6939 17408 18046) 150.129.37.0/24 6939 23764 18046 150.129.38.0/23 6939 17408 18046 - Withdrawn - aggregated with 150.129.36.0/23 (6939 17408 18046) 156.236.13.0/24 57866 9002 18046 159.117.64.0/19 6939 18046 159.117.64.0/20 6939 18046 - Withdrawn - matching aggregate 159.117.64.0/19 6939 18046 159.117.80.0/20 6939 18046 - Withdrawn - matching aggregate 159.117.64.0/19 6939 18046 159.117.83.0/24 6939 18046 - Withdrawn - matching aggregate 159.117.64.0/19 6939 18046 159.117.84.0/24 6939 18046 - Withdrawn - matching aggregate 159.117.64.0/19 6939 18046 187.79.224.0/20 6939 18046 220.158.228.0/22 7018 174 18046 220.158.229.0/24 6939 4780 18046
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS18046 55 More Specifics 68 Total Advertisements DONGFONG-TW DongFong Technology Co. Ltd., TW
43.248.16.0/23 43.248.16.0/22
43.248.18.0/23 43.248.16.0/22
61.65.236.0/23 61.64.0.0/14
61.65.238.0/23 61.64.0.0/14
103.126.252.0/23 103.126.252.0/22
103.126.254.0/23 103.126.252.0/22
103.233.68.0/23 103.233.68.0/22
103.233.70.0/23 103.233.68.0/22
103.234.226.0/24 103.234.224.0/22
103.234.227.0/24 103.234.224.0/22
116.50.32.0/21 116.50.32.0/20
116.50.36.0/24 116.50.32.0/20
116.50.37.0/24 116.50.32.0/20
116.50.39.0/24 116.50.32.0/20
116.50.40.0/21 116.50.32.0/20
116.50.41.0/24 116.50.32.0/20
119.15.192.0/22 119.15.192.0/18
119.15.192.0/23 119.15.192.0/18
119.15.194.0/23 119.15.192.0/18
119.15.208.0/21 119.15.192.0/18
119.15.208.0/23 119.15.192.0/18
119.15.210.0/23 119.15.192.0/18
119.15.210.0/24 119.15.192.0/18
119.15.224.0/19 119.15.192.0/18
119.15.224.0/21 119.15.192.0/18
119.15.232.0/21 119.15.192.0/18
119.15.240.0/21 119.15.192.0/18
119.15.248.0/21 119.15.192.0/18
121.50.176.0/21 121.50.176.0/20
121.50.183.0/24 121.50.176.0/20
121.50.184.0/21 121.50.176.0/20
121.50.184.0/22 121.50.176.0/20
121.50.188.0/24 121.50.176.0/20
122.200.153.0/24 122.200.152.0/21
122.200.154.0/24 122.200.152.0/21
122.200.155.0/24 122.200.152.0/21
122.200.156.0/22 122.200.152.0/21
122.200.156.0/24 122.200.152.0/21
122.200.158.0/24 122.200.152.0/21
150.116.16.0/20 150.116.0.0/15
150.116.16.0/23 150.116.0.0/15
150.116.18.0/23 150.116.0.0/15
150.116.20.0/23 150.116.0.0/15
150.116.22.0/23 150.116.0.0/15
150.116.24.0/23 150.116.0.0/15
150.116.26.0/23 150.116.0.0/15
150.116.28.0/23 150.116.0.0/15
150.116.30.0/23 150.116.0.0/15
156.227.248.0/22 156.224.0.0/11
159.117.64.0/20 159.117.64.0/19
159.117.67.0/24 159.117.64.0/19
159.117.80.0/20 159.117.64.0/19
159.117.83.0/24 159.117.64.0/19
220.158.229.0/24 220.158.228.0/22
220.158.231.0/24 220.158.228.0/22
116.50.32.0/24 116.50.32.0/20
116.50.33.0/24 116.50.32.0/20
116.50.34.0/24 116.50.32.0/20
116.50.35.0/24 116.50.32.0/20
116.50.38.0/23 116.50.32.0/20
116.50.43.0/24 116.50.32.0/20
116.50.46.0/23 116.50.32.0/20
121.50.176.0/22 121.50.176.0/20
121.50.176.0/24 121.50.176.0/20
121.50.177.0/24 121.50.176.0/20
121.50.179.0/24 121.50.176.0/20
121.50.181.0/24 121.50.176.0/20
121.50.189.0/24 121.50.176.0/20
150.129.36.0/23 150.129.36.0/22
150.129.38.0/23 150.129.36.0/22
156.236.13.0/24 156.224.0.0/11
159.117.84.0/24 159.117.64.0/19
Prefixes added and withdrawn by this origin AS in the past 7 days.
+ 156.227.248.0/22 Announced
- 116.50.32.0/24 Withdrawn
- 116.50.33.0/24 Withdrawn
- 116.50.34.0/24 Withdrawn
- 116.50.35.0/24 Withdrawn
- 116.50.38.0/23 Withdrawn
- 116.50.43.0/24 Withdrawn
- 116.50.46.0/23 Withdrawn
- 121.50.176.0/22 Withdrawn
- 121.50.176.0/24 Withdrawn
- 121.50.177.0/24 Withdrawn
- 121.50.179.0/24 Withdrawn
- 121.50.181.0/24 Withdrawn
- 121.50.189.0/24 Withdrawn
- 150.129.36.0/23 Withdrawn
- 150.129.38.0/23 Withdrawn
- 156.236.13.0/24 Withdrawn
- 159.117.84.0/24 Withdrawn
whois: 402549
IANA has recorded AS18046 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS18046\n % [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 'AS18040 - AS18049'
as-block: AS18040 - AS18049
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: 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 'AS18046'
% Abuse contact for 'AS18046' is 'ix@dongfong.com.tw'
aut-num: AS18046
as-name: DONGFONG-TW
descr: DongFong Technology Co. Ltd.
descr: 3F., No.102, Sec. 2, Minquan St., Xizhi City
descr: Taipei County Taiwan 221
country: TW
import: from AS3462 action pref=110; accept ANY
import: from AS9505 action pref=100; accept ANY
import: from AS9924 action pref=100; accept ANY
export: to AS3462 announce AS18046
export: to AS9505 announce AS18046
export: to AS9924 announce AS18046
default: to AS3462 action pref=10; networks ANY
default: to AS9505 action pref=10; networks ANY
default: to AS9924 action pref=10; networks ANY
admin-c: TS221-AP
tech-c: TS221-AP
abuse-c: AT939-AP
notify: eric@dongfong.com.tw
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-DONGFONG-TW
last-modified: 2025-11-06T09:08:57Z
source: APNIC
irt: IRT-DONGFONG-TW
address: DongFong Technology Co. Ltd.
address: 1F, No. 3, Alley 97, Lane 110, Huqian St., Xizhi City, Taipei County 22182, Taiwan R.O.C.
address: Taipei County
phone: +886-9-3892-2263
e-mail: ix@dongfong.com.tw
abuse-mailbox: ix@dongfong.com.tw
admin-c: TR349-AP
tech-c: TR349-AP
remarks: (oid:DONGFONG)
mnt-by: MAINT-TW-TWNIC
last-modified: 2025-11-06T07:17:06Z
source: APNIC
auth: # Filtered
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: Tiger Shen
nic-hdl: TS221-AP
e-mail: tiger@dongfong.com.tw
address: No.24, Alley 97, Lane 110, Hucian St., Sijhih City
address: Taipei County, 221, R.O.C
phone: +886-9-3892-2263
fax-no: +886-2-2690-8499
country: TW
mnt-by: MAINT-TW-TWNIC
last-modified: 2021-05-14T01:53:39Z
source: APNIC
% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)