derhan.com.tw - robtex.com
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derhan.com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:b031:8006:ff34::2🇹🇼 HINET | ||||||
| PTR | 2001-b031-8006-ff34-0000-0000-0000-0002.hinet-ip6.hinet.net | ||||||
| A | 61.221.12.12🇹🇼 HINET | ||||||
| NS | ns1.potia.com ⭐ ⚠️ | ||||||
| A | 61.221.12.11🇹🇼 HINET | ||||||
| PTR | bear.potia.net | ||||||
| NS | ns2.potia.com⚠️ | ||||||
| A | 61.221.12.12🇹🇼 HINET | ||||||
| PTR | ns12.potia.com | ||||||
| NS | ta29.potia.com⚠️ | ||||||
| A | 61.221.12.11🇹🇼 HINET | ||||||
| PTR | bear.potia.net | ||||||
| NS | ta30.potia.com⚠️ | ||||||
| A | 61.221.12.12🇹🇼 HINET | ||||||
| PTR | ns12.potia.com | ||||||
| MX | derhan.com.tw ⭐ | ||||||
| A | 2001:b031:8006:ff34::2🇹🇼 HINET | ||||||
| PTR | 2001-b031-8006-ff34-0000-0000-0000-0002.hinet-ip6.hinet.net | ||||||
| A | 61.221.12.12🇹🇼 HINET | ||||||
| PTR | ns12.potia.com | ||||||
| TXT | v=spf1 +a +mx +ip4:61.221.12.11 ~all | ||||||
| SOA | ns1.potia.comsales@serverzoo.com 2026-01-18 #1 | ||||||
com.tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.twnic.net.tw ⭐ ⚠️ 🔒 | ||||||
| NS | anytld.apnic.net⚠️ 🔒 | ||||||
| NS | b.twnic.net.tw⚠️ 🔒 | ||||||
| NS | c.twnic.net.tw⚠️ 🔒 | ||||||
| NS | d.twnic.net.tw⚠️ 🔒 | ||||||
| NS | e.twnic.net.tw⚠️ 🔒 | ||||||
| NS | f.twnic.net.tw⚠️ 🔒 | ||||||
| NS | g.twnic.net.tw⚠️ 🔒 | ||||||
| NS | h.dns.tw⚠️ 🔒 | ||||||
| NS | h.twnic.net.tw⚠️ 🔒 | ||||||
| SOA | a.twnic.net.twsnw@twnic.net.tw serial=2006327568 | ||||||
MX for
derhan.com.tw |
Same first word
Similar names
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw... | 16 records |
| derhan.com.tw | ta30.potia.com, ta29.potia.com | - |
✅ Authoritative Response
Server: 61.221.12.12
NS records: ta30.potia.com, ta29.potia.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for derhan.com.tw (unsigned zone)
⏱️ Timing
Total: 1192ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 61.221.12.12 |
| AAAA | 1 | 2001:b031:8006:ff34::2 |
| NS | 2 | ns2.potia.com, ns1.potia.com |
| MX | 1 | derhan.com.tw (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:61.221.12.11 ~all |
| SOA | 1 | ns1.potia.com sales.serverzoo.com |
📌 Glue Records Collected
Total: 16
In-bailiwick: 14 (a.dns.tw, a.dns.tw, b.dns.tw...)
Out-of-bailiwick: 2 (anytld.apnic.net, anytld.apnic.net)
AI analysis
For derhan.com.tw, the mail server is derhan.com.tw.
derhan.com.tw resolves to two IP numbers: 2001:b031:8006:ff34::2 and 61.221.12.12.
other host names including ctx.com.tw, 2001-b031-8006-ff34-0000-0000-0000-0002.hinet-ip6.hinet.net, taichung-clinic.org.tw, rentong.com.tw and yoketant.com.tw share IP numbers with derhan.com.tw.
derhan.com.tw is delegated to four name servers: ns1.potia.com, ns2.potia.com, ta29.potia.com and ta30.potia.com.
derhan.com.tw at least partially shares name servers with other domains, for instance zenmedbio.com, teclandart.tw, tw-year.com, arashi.com.tw and kiki1991.com.
These name servers are commonly used with the following name servers: ta85.potia.com, ta86.potia.com, ta5.potia.com, ta6.potia.com, ta175.potia.com, ta176.potia.com, ta16.potia.com, ta137.potia.com, ta138.potia.com and ta15.potia.com.
Host names with one IP number:
Host name ns1.potia.com points to: 61.221.12.11.
Host name ns2.potia.com points to: 61.221.12.12.
Host name ta29.potia.com points to: 61.221.12.11.
Host name ta30.potia.com points to: 61.221.12.12.
Host names pointing to 61.221.12.11: ns1.potia.com and ta29.potia.com.
Host names pointing to 61.221.12.12: ns2.potia.com and ta30.potia.com.
derhan.com.tw is served by a single mail server, derhan.com.tw.
derhan.com.tw resolves to two IP numbers: 2001:b031:8006:ff34::2 and 61.221.12.12.