140.138.0.0/16 - bgp.tools

140.138.0.0/16

Originated by AS1659
AS Name: Taiwan Academic Network (TANet) Information Center

Overview
Connectivity
Whois
Validation

Registered on: 29 Dec 1992 (33 years old)

Registered to: A91BDB29 (apnic)

Prefix status: Active, Allocated under APNIC

Size of prefix: 256 /24's

Upstreams

AS17717 - Ministry of Education Computer Center Taipei, Taiwan

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Upstreams

	ASN	Description
	AS17717	Ministry of Education Computer Center Taipei, Taiwan

Peers

	ASN	Description
	AS18423	RAID Networks Co., Ltd.
	AS9264	Academia Sinica
	AS3462	HiNet (Chunghwa Telecom)
	AS7539	National Center for High-performance Computing
	AS17717	Ministry of Education Computer Center Taipei, Taiwan

Last Update: 2026-03-15T03:22:44Z UTC

IRR Databases

IRR	Expected ASN
nttcom	AS1659	Show Raw route: 140.138.0.0/16 descr: TANET (proxy-registered route object) origin: AS1659 remarks: ---------------------------------------------- remarks: This route object was created because some peers remarks: filter based on these objects and this route may remarks: be rejected if this object is not created. remarks: ---------------------------------------------- notify: ylchang@gate.sinica.edu.tw mnt-by: MAINT-ASNET changed: ylchang@gate.sinica.edu.tw 20050503 source: NTTCOM
radb	AS1659	Show Raw route: 140.138.0.0/16 origin: AS1659 descr: Transit Customer AS1659 (TANet) of EBIX (AS17709) notify: nicktang@aptg.com.tw mnt-by: MAINT-AS17709 changed: nicktang@aptg.com.tw 20230222 #07:03:43Z source: RADB last-modified: 2023-11-13T16:15:20Z
level3	AS17717	Show Raw route: 140.138.0.0/16 descr: Proxy-registered route object. descr: Workaround the IRR filter issue for TANet. descr: Because they forgot to add value on their PeeringDB as-set field. origin: AS17717 mnt-by: XINGXUNTECHLTD-MNT changed: akw@raid.st 20240506 source: LEVEL3 last-modified: 2024-05-07T02:24:42Z

IRR

Expected ASN

nttcom

AS1659

Show Raw

route:          140.138.0.0/16
descr:          TANET (proxy-registered route object)
origin:         AS1659
remarks:        ----------------------------------------------
remarks:        This route object was created because some peers
remarks:        filter based on these objects and this route may
remarks:        be rejected if this object is not created.
remarks:        ----------------------------------------------
notify:         ylchang@gate.sinica.edu.tw
mnt-by:         MAINT-ASNET
changed:        ylchang@gate.sinica.edu.tw 20050503
source:         NTTCOM

radb

AS1659

Show Raw

route:          140.138.0.0/16
origin:         AS1659
descr:          Transit Customer AS1659 (TANet) of EBIX (AS17709)
notify:         nicktang@aptg.com.tw
mnt-by:         MAINT-AS17709
changed:        nicktang@aptg.com.tw 20230222  #07:03:43Z
source:         RADB
last-modified:  2023-11-13T16:15:20Z

level3

AS17717

Matches IRR source, but under a different ASN

Show Raw

route:          140.138.0.0/16
descr:          Proxy-registered route object.
descr:          Workaround the IRR filter issue for TANet.
descr:          Because they forgot to add value on their PeeringDB as-set field.
origin:         AS17717
mnt-by:         XINGXUNTECHLTD-MNT
changed:        akw@raid.st 20240506
source:         LEVEL3
last-modified:  2024-05-07T02:24:42Z

View

Upstreams

Upstreams

Peers

IRR Databases

RPKI Chain (Current origin: Valid)