bgpto.me
IP PREFIX

140.129.52.0/22

Originated by AS9916 · NCTU-TW - National Yang Ming Chiao Tung University

AnnouncedTWAPNIC
www.nycu.edu.tw/
Website preview from public registry data for AS9916
Registry websiteOpen site ↗

RPKI & ROA validation

CURRENT STATE

valid

No matching VRP was returned by RIPE Routinator.

ROA prefixOriginMax lengthStatus
140.129.52.0/22AS9916/22valid
140.128.0.0/13AS1659/13invalid_length

Routing registry consistency

140.129.52.0/22AS9505 — TWGATE-AP - Taiwan Internet GatewayNot in BGPREACH
140.129.52.0/22AS9916 — NCTU-TW - National Yang Ming Chiao Tung UniversitySeen in BGPRADB
140.128.0.0/13AS9505 — TWGATE-AP - Taiwan Internet GatewayNot in BGPREACH
140.128.0.0/13AS1659 — ERX-TANET-ASN1 - Taiwan Academic Network (TANet) Information CenterSeen in BGPRADB, NTTCOM

Recent RPKI history

DateCovered prefixVRPsMax length
22/09/2026140.129.52.0/221/22
21/09/2026140.129.52.0/221/22
20/09/2026140.129.52.0/221/22
19/09/2026140.129.52.0/221/22
18/09/2026140.129.52.0/221/22
17/09/2026140.129.52.0/221/22
16/09/2026140.129.52.0/221/22
15/09/2026140.129.52.0/221/22
14/09/2026140.129.52.0/221/22
13/09/2026140.129.52.0/221/22
12/09/2026140.129.52.0/221/22
11/09/2026140.129.52.0/221/22