AS18420 — NCU-TW
AS Name: NCU-TW
Description: National Central University No.300, Jungda Rd, Jhongli City, Taoyuan
Registry: APNIC
aut-num: AS18420
as-name: NCU-TW
descr: National Central University
descr: No.300, Jungda Rd, Jhongli City,
descr: Taoyuan
country: TW
import: from AS3462 action pref=100; accept ANY
import: from AS9676 action pref=100; accept ANY
import: from AS18182 action pref=100; accept ANY
export: to AS3462 announce AS18420
export: to AS9676 announce AS18420
export: to AS18182 announce AS18420
default: to AS1659 action pref=10; networks ANY
admin-c: CL184-AP
tech-c: SY81-AP
abuse-c: AT939-AP
mnt-by: MAINT-TW-TWNIC
mnt-irt: IRT-TANET-TW
last-modified: 2025-11-06T09:25:57Z
source: APNIC
Direct Membership
Macros that directly list AS18420 as a member:
AS-T-9264(14 members)
AS7539:AS-TWAREN(14 members)
AS-ASNET(19 members)
AS-SEEDNET(240 members)
AS-TWIG(2292 members)
AS58453:AS-ASIAASCUST(2512 members)
AS-RETN-ACTUAL-V4(12045 members)
Expanded Membership
All macros containing AS18420 (directly or via nested macros): 270
Show 100 macros
AS-T-9264(14 ASNs)
AS7539:AS-TWAREN(14 ASNs)
AS-ASNET(19 ASNs)
AS9264:AS-PARTNERS(22 ASNs)
AS293:AS-FROM-STARLIGHT-TO-ESNET(265 ASNs)
AS-SEEDNET(279 ASNs)
AS-TWIG(2,914 ASNs)
AS-RETN-ACTUAL-V4(12,045 ASNs)
AS58453:AS-ASIAASCUST(15,313 ASNs)
AS58453:AS-CMI-ALL(18,020 ASNs)
AS-CMI-ALL(18,021 ASNs)
AS-FLAGP(25,034 ASNs)
AS-FLAGT(25,034 ASNs)
AS-RETN-HK(26,343 ASNs)
AS-STUIX(41,458 ASNs)
AS-RETN6(44,950 ASNs)
AS-TELIANETRU-V6(45,288 ASNs)
AS1299:AS-TWELVE99-RU-V6(45,288 ASNs)
AS-INTELSATUS(46,298 ASNs)
AS-RETN(47,667 ASNs)
AS2914:AS-US-V6(52,836 ASNs)
AS-ROSTELECOM(53,118 ASNs)
AS-NSKROUTESERVER(53,148 ASNs)
AS2914:AS-US(53,991 ASNs)
AS-BIX-V6(56,058 ASNs)
AS-TELIANETRU(56,840 ASNs)
AS1299:AS-TWELVE99-RU-V4(56,840 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-PLIX6(60,222 ASNs)
AS-SET-INEX-RS(60,298 ASNs)
AS-BCIX-RS(61,123 ASNs)
AS16374:AS-BCIX-RS(61,123 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-SET-INEX-CONNECTED(67,097 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)
AS-C4LPEERS(70,320 ASNs)
AS56584:AS-SET-INTERIX-RS(70,331 ASNs)
AS17645:AS-NTTS(70,764 ASNs)
AS17645:AS-NTTS-IP(70,764 ASNs)
AS2914:AS-ASIA(70,764 ASNs)
AS-NETIX-NET(71,038 ASNs)
AS-IU-CL(71,146 ASNs)
AS-TSUA-PARITY(71,146 ASNs)
AS-UAIX(71,146 ASNs)
AS-UDC2UTEL(71,146 ASNs)
AS25229:AS-PARITY(71,150 ASNs)
AS-KIKE(71,185 ASNs)
AS21011:AS-PEERS-UA(71,230 ASNs)
AS21011:AS-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)
... and 170 more
Upstream AS Paths
15 unique paths, avg length 3.7
AS Looking Glass
Upstream paths (matching graph above)
AS18420 IPv4 Address Subnets (1)
| 140.115.0.0/16 | 🇹🇼 TW | NCU (proxy-registered route object) | NCU-TW |