corian.com.tw - robtex.com
corian.com.tw
com.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=2006382422 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSpdns1.ultradns.net2026-06-17 → 2026-07-16 · 2 obs
● 2026-07-16 05:19:14
●NSpdns2.ultradns.net2026-06-17 → 2026-07-16 · 2 obs
● 2026-07-16 05:19:14
●NSpdns3.ultradns.org2026-06-17 → 2026-07-16 · 2 obs
● 2026-07-16 05:19:14
●NSpdns4.ultradns.org2026-06-17 → 2026-07-16 · 2 obs
● 2026-07-16 05:19:14
●NSpdns5.ultradns.info2026-06-17 → 2026-07-16 · 2 obs
● 2026-07-16 05:19:14
●NSpdns6.ultradns.co.uk2026-06-17 → 2026-07-16 · 2 obs
● 2026-07-16 05:19:14
●A204.74.99.1002026-06-17 → 2026-07-16 · 2 obs
● 2026-07-16 05:19:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com.tw | f.twnic.net.tw, g.twnic.net.tw, h.dns.tw, h.twnic.net.tw... | - |
| corian.com.tw | pdns3.ultradns.org, pdns6.ultradns.co.uk, pdns1.ultradns.net, pdns2.ultradns.net... | - |
✅ Authoritative Response
Server:204.74.115.1
NS records: pdns3.ultradns.org, pdns6.ultradns.co.uk, pdns1.ultradns.net, pdns2.ultradns.net, pdns5.ultradns.info, pdns4.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for com.tw (unsigned zone)
⏱️ Timing
Total: 580ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 204.74.99.100 |
| NS | 6 | pdns1.ultradns.net, pdns2.ultradns.net... |
| SOA | 1 | pdns1.ultradns.net contact.usa.dupont.co |
Analysis
IP Addresses
corian.com.tw resolves to one IP address: 204.74.99.100.
rotofry.com, cenwood.de, molykote.ch and two other host names share IP numbers with corian.com.tw.
Name Servers
The DNS delegation for corian.com.tw covers 6 name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and 3 more.
The name servers of corian.com.tw overlap at least partially with those of other domains — among them vlatehoteloffers.com, ingrammicro-marketing.com, e-long.mobi and two more.
These name servers commonly appear in delegations together with pdns3.ultradns.org, pdns4.ultradns.org, pdns6.ultradns.co.uk and 7 other.
Hostnames that resolve to two IP addresses:
pdns5.ultradns.info maps to two IP addresses — 204.74.114.1 and 2610:a1:1016::1.
pdns1.ultradns.net maps to two IP addresses — 204.74.108.1 and 2001:502:f3ff::1.
pdns2.ultradns.net maps to two IP addresses — 204.74.109.1 and 2610:a1:1014::1.
pdns3.ultradns.org maps to two IP addresses — 199.7.68.1 and 2610:a1:1015::1.
pdns4.ultradns.org maps to two IP addresses — 199.7.69.1 and 2001:502:4612::1.
pdns6.ultradns.co.uk maps to two IP addresses — 204.74.115.1 and 2610:a1:1017::1.