AS18047


585+1142undefined

AS Name: NTHU-TW

Description: National Tsing-Hua University Hsinchu, Taiwan

Registry: APNIC

Imports from (3)
Exports to (4)
aut-num: AS18047
as-name: NTHU-TW
descr: National Tsing-Hua University
descr: Hsinchu, Taiwan
country: TW
import: from AS1659 action pref=10; accept ANY
import: from AS3462 action pref=20; accept ANY
import: from AS9924 action pref=20; accept ANY
export: to AS1659 announce AS18047
export: to AS3462 announce AS18047
export: to AS9924 announce AS18047
default: to AS1659 action pref=100; networks ANY
admin-c: SC547-AP
tech-c: SC547-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-TWNIC-AP
last-modified: 2021-11-04T00:49:55Z
source: APNIC

Upstream AS Paths

20 unique paths, avg length 2.2

AS18047AS9505AS1299AS3356AS18187AS6939AS63927AS137409AS49544AS14537AS24516AS140627AS2734AS4181AS2500AS19151AS955AS38880AS4826AS25091AS52320AS199524AS150000AS18047 Upstream Paths19 paths shown

AS Looking Glass

Upstream paths (matching graph above)

AS955AS9505AS18047
AS25091AS1299AS9505AS18047
AS52320AS1299AS9505AS18047
AS2500AS9505AS18047
AS2734AS9505AS18047
AS199524AS3356AS9505AS18047
AS4181AS9505AS18047
AS4826AS9505AS18047
AS6939AS9505AS18047
AS14537AS9505AS18047
AS150000AS18187AS9505AS18047
AS19151AS9505AS18047
AS24516AS9505AS18047
AS38880AS9505AS18047
AS49544AS9505AS18047
AS63927AS9505AS18047
AS137409AS9505AS18047
AS140627AS9505AS18047
AS199524AS9505AS18047

Prefixes

2 prefixes originated by AS18047

Hostnames in AS18047

Direct Membership

Macros that directly list AS18047 as a member:


AS9264:AS-PARTNER-A(10 members)
AS-T-9264(14 members)
AS7539:AS-TWAREN(14 members)
AS-TFN-DOMESTIC(17 members)
AS-ASNET(19 members)
AS-TWIG(2292 members)

Expanded Membership

All macros containing AS18047 (directly or via nested macros): 248

Show 100 macros
AS9264:AS-PARTNER-A(10 ASNs)
AS-T-9264(14 ASNs)
AS7539:AS-TWAREN(14 ASNs)
AS-ASNET(19 ASNs)
AS9264:AS-PARTNERS(22 ASNs)
AS-TFN-DOMESTIC(33 ASNs)
AS293:AS-FROM-STARLIGHT-TO-ESNET(265 ASNs)
AS-TWIG(2,914 ASNs)
AS3491:AS-CUSTOMERS-NA(25,092 ASNs)
AS-ROSTELECOM(53,118 ASNs)
AS-NSKROUTESERVER(53,148 ASNs)
AS-SEABONE-V6(57,112 ASNs)
AS3491:AS-CUSTOMERS-AP(58,474 ASNs)
AS-CTGNET(58,815 ASNs)
AS-37662(59,003 ASNs)
AS-CN(59,223 ASNs)
AS1273:AS-CWW(59,499 ASNs)
AS-LEVEL3-UAE(60,102 ASNs)
AS-CAIS(61,483 ASNs)
AS213687:AS-ERA-IX-FRANKFURT(61,777 ASNs)
AS-SOVAM-V6(64,052 ASNs)
AS-SOVAM6(64,052 ASNs)
AS-HKIX(64,663 ASNs)
AS-TELIANETASIA(65,174 ASNs)
AS1299:AS-TWELVE99-AP-V4(65,174 ASNs)
AS-PANTEL(65,191 ASNs)
AS-TTI(65,191 ASNs)
AS206221:AS-ERA-IX-AMSTERDAM(65,700 ASNs)
AS-ERA-IX(65,707 ASNs)
AS5405:AS-INTERDOTLINK(66,620 ASNs)
AS-STUTTGARTIX-RS(66,636 ASNs)
AS-TELIANETASIA-V6(66,784 ASNs)
AS1299:AS-TWELVE99-AP-V6(66,784 ASNs)
AS-CW6(66,853 ASNs)
AS1273:AS-CWW-V6(66,853 ASNs)
AS201561:AS-DECIX-CPH(66,988 ASNs)
AS201561:AS-DECIX-CPH-V6(66,988 ASNs)
AS-UAEIX(67,297 ASNs)
AS61374:AS-UAEIX(67,297 ASNs)
AS-CW(67,352 ASNs)
AS-SIXSK-SETS(67,561 ASNs)
AS-BIX(68,877 ASNs)
AS2914:AS-ASIA-V6(68,905 ASNs)
AS-SEABONECUSTEU(69,169 ASNs)
AS-FRYS-IX-CONNECTED(69,468 ASNs)
AS-BIX-BG(69,751 ASNs)
AS-NETIX-INT(69,913 ASNs)
AS43380:AS-DTEL-IX(69,913 ASNs)
AS-KIVIX(69,914 ASNs)
AS52055:AS-NETIX-GR(69,958 ASNs)
AS-SIX(70,009 ASNs)
AS-UBNIX(70,042 ASNs)
AS-GLOBAL-IX(70,222 ASNs)
AS-EPIX-LOCAL(70,298 ASNs)
AS-EPIX(70,299 ASNs)
AS56584:AS-SET-INTERIX-RS(70,331 ASNs)
AS17645:AS-NTTS(70,764 ASNs)
AS2914:AS-ASIA(70,764 ASNs)
AS17645:AS-NTTS-IP(70,764 ASNs)
AS-NETIX-NET(71,038 ASNs)
AS-UAIX(71,146 ASNs)
AS-TSUA-PARITY(71,146 ASNs)
AS-IU-CL(71,146 ASNs)
AS-UDC2UTEL(71,146 ASNs)
AS25229:AS-PARITY(71,150 ASNs)
AS-KIKE(71,185 ASNs)
AS21011:AS-UA(71,230 ASNs)
AS21011:AS-PEERS-UA(71,230 ASNs)
AS56584:AS-INTERIX(71,301 ASNs)
AS-SEABONE(71,409 ASNs)
AS3320:AS-DTAG-V6(71,426 ASNs)
AS-ROMANIA(71,783 ASNs)
AS-DECIX-MAD(71,930 ASNs)
AS48793:AS-DECIX-MAD(71,930 ASNs)
AS-UAEIX-V6(71,954 ASNs)
AS61374:AS-UAEIX-V6(71,954 ASNs)
AS-SIXSK-SETS-V6(71,982 ASNs)
AS-INTERLANRO(72,156 ASNs)
AS43289:AS-PEERS(72,157 ASNs)
AS-PEERINGCZ-RS(72,214 ASNs)
AS-DECIX-PMO-V6(72,294 ASNs)
AS25083:AS-DECIX-PMO-V6(72,294 ASNs)
AS-DECIX-PMO(72,297 ASNs)
AS25083:AS-DECIX-PMO(72,297 ASNs)
AS29535:AS-TPIX(72,365 ASNs)
AS-DTAG(72,392 ASNs)
AS3320:AS-DTAG(72,392 ASNs)
AS-DECIX-DUS(73,592 ASNs)
AS56890:AS-DECIX-DUS(73,592 ASNs)
AS2914:AS-EUROPE-V6(73,647 ASNs)
AS-EBONE(73,672 ASNs)
AS-ST1-UPSTREAMS(73,733 ASNs)
AS-DECIX-HAM(73,753 ASNs)
AS-WORKIX(73,753 ASNs)
AS43252:AS-DECIX-HAM(73,753 ASNs)
AS-DECIX-MRS(73,755 ASNs)
AS20717:AS-DECIX-MRS(73,755 ASNs)
AS-DECIX-IST-V6(73,807 ASNs)
AS20715:AS-DECIX-IST-V6(73,807 ASNs)
AS-DECIX-IST(73,942 ASNs)
... and 148 more