AS18047
National Tsing-Hua University
Scanned 3 days ago
📋 Summary
IP address summary information| Name | National Tsing-Hua University |
| Country | TW |
| Website | National Tsing-Hua University |
| IPv4 addresses | 74K |
| IPv6 addresses | Not available |
| ASN type | Transit |
| Registry | APNIC |
| Allocated | Sep 04, 2008 |
| Updated | Nov 06, 2025 |
🗺️ Geolocation
Hsinchu, TWCountries by IPv4 share
Geolocation based on WHOIS registration data.
📊 IP Ranges
IPv4: 2 | IPv6: 0| Netblock | IP Count |
|---|---|
| 140.114.0.0/16 | 66K |
| 120.127.160.0/19 | 8.2K |
Prefix data from RIPE Stat / RIR allocation records.
📄 WHOIS
APNIC| Handle | AS18047 |
| Name | NTHU-TW |
| Country | TW |
| Status | active |
| Allocated | Sep 04, 2008 |
| Updated | Nov 06, 2025 |
Contacts
| Abuse Contact | IRT-TANET-TW <noc@mail.moe.gov.tw> |
| Admin Contact | Shin-Ming Chang <smchang@cc.nthu.edu.tw> |
| Tech Contact | Shin-Ming Chang <smchang@cc.nthu.edu.tw> |
| Phone | +886-3-571-0776 |
| Address | Ministry of Education computer Center 12F, No 106, Sec. 2, Heping E. Rd., Taipei |
Source: APNIC
🔗 Peers
1 peer for this ASN| ASN | Name | Country |
|---|---|---|
| AS7539 | National Center for High-performance Computing | TW |
Peer data from RIPE Stat ASN neighbours.
⬆️ Upstreams
1 upstream| ASN | Name |
|---|---|
| AS9505 | Taiwan Internet Gateway |
Upstream data from RIPE Stat routing history.
⬇️ Downstreams
0 downstreamsNo downstreams found.
🔒 RPKI / ROA
Source: rpki.zorn.ltd| Prefix | Origin ASN | Max Length | Validity |
|---|---|---|---|
| 140.114.0.0/16 | AS18047 | /16 | ✓ Valid |
| 120.127.160.0/19 | AS18047 | /19 | ✓ Valid |
RPKI validation powered by rpki.zorn.ltd (Routinator).