AS18426
National Applied Research Laboratories
Scanned 3 days ago
🔄 Rescan

📋 Summary

IP address summary information
NameNational Applied Research Laboratories
CountryTW
WebsiteNational Applied Research Laboratories
IPv4 addresses2.0K
IPv6 addressesNot available
ASN typeTransit
RegistryAPNIC
AllocatedSep 04, 2008
UpdatedNov 06, 2025

🗺️ Geolocation

TW

Countries by IPv4 share

TW
100%

Geolocation based on WHOIS registration data.

📊 IP Ranges

IPv4: 1 | IPv6: 0
NetblockIP Count
203.145.192.0/21 2.0K

Prefix data from RIPE Stat / RIR allocation records.

📄 WHOIS

APNIC
HandleAS18426
NameSTPI-AS-TW
CountryTW
Statusactive
AllocatedSep 04, 2008
UpdatedNov 06, 2025

Contacts

Abuse ContactIRT-NARL-TW <abuse@twaren.net>
Admin Contactnchc Network Administrator <noc@twaren.net>
Tech Contactnchc Network Administrator <noc@twaren.net>
Phone+886-6-505-0945
AddressNo.7, R Road VI Hsinchu Science-Based Industrial Park Hsinchu, Taiwan , R.O.C

Source: APNIC

🔗 Peers

1 peer for this ASN
ASNNameCountry
AS18183 National Center for Research on Earthquake Engineering -

Peer data from RIPE Stat ASN neighbours.

⬆️ Upstreams

1 upstream
ASNName
AS7539 National Center for High-performance Computing

Upstream data from RIPE Stat routing history.

⬇️ Downstreams

0 downstreams

No downstreams found.

🔒 RPKI / ROA

Source: rpki.zorn.ltd
PrefixOrigin ASNMax LengthValidity
203.145.192.0/21 AS18426 /24 ✓ Valid

RPKI validation powered by rpki.zorn.ltd (Routinator).