dev.idv.tw - dns.ninja
dev.idv.tw
idv.tw
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.twnic.net.tw ⭐ ⚠️ Not in parent delegation | ||||||
| NS | anytld.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | b.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | c.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | d.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | e.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | f.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | g.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| NS | h.dns.tw ⚠️ Not in parent delegation | ||||||
| NS | h.twnic.net.tw ⚠️ Not in parent delegation | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=201429646 | ||||||
rank #4229 globally
rank #3 in the tld
idv.tw
Lead: The domainidv.twis a second‑level domain under Taiwan’s country code top‑level domain.tw, intended for personal websites of individuals in Taiwan.
Key facts
- Owner / operator: Taiwan Network Information Center (TWNIC)
- TLD:
.tw— Taiwan (ccTLD) - Primary purpose: personal websites for individuals
- Status: active
Related domains
com.tw— businessesorg.tw— non‑profitsnet.tw— network providersedu.tw— educational institutions
Same first word
Similar names
DNS History
11 records (9 active, 2 former)
●MXalt1.aspmx.l.google.com2026-02-14 → 2026-08-09 · 2 obs
● 2026-08-09 22:19:00
●MXalt2.aspmx.l.google.com2026-02-14 → 2026-08-09 · 2 obs
● 2026-08-09 22:19:00
●MXalt3.aspmx.l.google.com2026-02-14 → 2026-08-09 · 2 obs
● 2026-08-09 22:19:00
●MXalt4.aspmx.l.google.com2026-02-14 → 2026-08-09 · 2 obs
● 2026-08-09 22:19:00
●MXaspmx.l.google.com2026-02-14 → 2026-08-09 · 2 obs
● 2026-08-09 22:19:00
●MXi677qmxmzyxglmuvlwjv5yuwciy5woviihghenbtcwuwsco64kya.mx-verification.google.com2026-02-14 → 2026-08-09 · 2 obs
● 2026-08-09 22:19:00
●A139.162.4.622017-03-17 → 2026-08-09 · 3 obs
● 2017-03-17 08:26:30
● 2026-08-09 22:19:00
○A218.161.10.2282015-07-23 → 2016-05-09 · 5 obs
● 2015-07-23 19:46:20
● 2016-05-09 18:55:36
○ 2017-03-17 08:26:30
○ 2026-08-09 22:19:00
○A220.135.180.1912008-11-27 → 2008-11-27 · 3 obs
○ 2015-07-23 19:46:20
○ 2026-08-09 22:19:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw... | - |
| dev.idv.tw | admns2.hinet.net, admns1.hinet.net | - |
✅ Authoritative Response
Server:203.74.116.192
NS records: admns2.hinet.net, admns1.hinet.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dev.idv.tw (unsigned zone)
⏱️ Timing
Total: 1674ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 139.162.4.62 |
| NS | 2 | admns2.hinet.net, admns1.hinet.net |
| MX | 6 | ALT3.ASPMX.L.GOOGLE.COM (pri: 10), ALT4.ASPMX.L.GOOGLE.COM (pri: 10)... |
| TXT | 1 | google-site-verification=D7469BTbWLqnG-5 |
| SOA | 1 | admns1.hinet.net hostmaster.hinet.net |
Analysis
IP Addresses
dev.idv.tw has exactly one IP address — 139.162.4.62.
li846-62.members.linode.com, for instance, is one of the other host names sharing IP numbers with dev.idv.tw.
Name Servers
dev.idv.tw uses two name servers for its delegation: admns1.hinet.net and admns2.hinet.net.
The name server configuration of dev.idv.tw is shared with other domains, for instance amstarintl.com.tw, jpservice.com.tw, shhgreen.com and two others.
The two host names admns1.hinet.net and admns2.hinet.net each have a pair of IP addresses: admns1.hinet.net has 168.95.192.32 and 2001:b000:168::192:32, and admns2.hinet.net has 203.74.116.192 and 2001:b000:180:80d:203:74:116:192.
Mail Servers
dev.idv.tw uses 6 mail servers for delivery: aspmx.l.google.com, i677qmxmzyxglmuvlwjv5yuwciy5woviihghenbtcwuwsco64kya.mx-verification.google.com, alt1.aspmx.l.google.com and 3 other.
At least some of the mail servers used by dev.idv.tw are shared with other domains: cafe-terracotta.com, familybiz.co.il, ferien.de and two others among them.
These mail servers are often deployed together with alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and 4 other mail servers.
Host names pointing to two IP addresses:
aspmx.l.google.com directs traffic to 142.250.31.27 and 2607:f8b0:4004:c1b::1a.
alt1.aspmx.l.google.com directs traffic to 192.178.234.27 and 2800:3f0:4003:c14::1a.
alt2.aspmx.l.google.com directs traffic to 172.253.116.26 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com directs traffic to 192.178.223.27 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com directs traffic to 172.253.157.26 and 2a00:1450:400c:c23::1a.