Delegated IANA root zone
.tw
Country-code top-level domain
A source-linked reference record for .tw , combining IANA delegation data with registry metadata.
Registry Taiwan Network Information Center (TWNIC)
IANA type ccTLD
Registered 1989-07-31
DNSSEC Not determined
Overview
Registry
Technical
History
Sources
.tw is listed by IANA as a country-code top-level domain. The sponsoring organisation shown in the IANA delegation record is Taiwan Network Information Center (TWNIC).
Policy and eligibility are deliberately not inferred from the string name. Registration rules should be taken from the registry and its official documentation.
Sponsoring organisation Taiwan Network Information Center (TWNIC)
WHOIS whois.twnic.net.tw
Registration date 1989-07-31
IANA last update 2026-04-27
Technical information DNS and protocol details Root-level delegation and protocol endpoints surfaced without hiding the source.
Authoritative nameservers Published in the IANA delegation record.
a.dns.tw 203.73.24.25 · 2001:45b1:0:5:0:0:0:25
anytld.apnic.net 202.12.31.53 · 2001:dd8:12:0:0:0:0:53
b.dns.tw 210.201.138.58 · 2404:0:10a0:0:0:0:0:58
c.dns.tw 203.66.87.201 · 2001:b020:0:77:0:0:0:1
d.dns.tw 60.199.165.186 · 2001:4541:9010:7:0:0:0:186
e.dns.tw 211.20.231.11 · 2001:b000:1e0:c000:0:0:0:11
f.dns.tw 40.65.125.222
g.dns.tw 34.141.111.176
h.dns.tw 204.61.216.119 · 2001:500:14:6119:ad:0:0:1
Protocol endpoints Published registry lookup services.
WHOIS whois.twnic.net.tw
Delegation history Record timeline Only milestones that can be tied directly to official records are shown.
1989-07-31 IANA registration date Registration date shown in the IANA delegation record.
2026-04-27 IANA record last updated Latest update date displayed by the IANA delegation record.
Sources Official records This page keeps operational facts attached to their original source.
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