der-kang.com.tw - robtex.com
der-kang.com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2607:f2d8:6064:4::88🇺🇸 WEBNX2607:f2d8::/32 WebNX, Inc. | ||||||
| A | 203.98.64.12🇺🇸 WEBNX203.98.64.0/24 Proxy route object registered by AS2764 | ||||||
| NS | ns1.potia.net ⭐ | ||||||
| A | 203.98.64.11🇺🇸 WEBNX203.98.64.0/24 Proxy route object registered by AS2764 | ||||||
| PTR | sheep.potia.net | ||||||
| NS | ns2.potia.net | ||||||
| A | 2607:f2d8:6064:4::2🇺🇸 WEBNX2607:f2d8::/32 WebNX, Inc. | ||||||
| A | 203.98.64.12🇺🇸 WEBNX203.98.64.0/24 Proxy route object registered by AS2764 | ||||||
| PTR | ns2.potia.net | ||||||
| MX | der-kang.com.tw ⭐ | ||||||
| A | 2607:f2d8:6064:4::88🇺🇸 WEBNX2607:f2d8::/32 WebNX, Inc. | ||||||
| A | 203.98.64.12🇺🇸 WEBNX203.98.64.0/24 Proxy route object registered by AS2764 | ||||||
| PTR | ns2.potia.net | ||||||
| TXT | v=spf1 +a +mx +ip4:203.98.64.11 +ip4:203.98.64.12 +ip4:104.237.55.5 ~all | ||||||
| SOA | ns1.potia.netnotice@potia.net 2026-04-12 #1 | ||||||
com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2006342132 | ||||||
MX for
der-kang.com.tw |
Subdomains
mail.der-kang.com.tw |
Same first word
der-kang.com.tw |
Similar names
DNS History
5 records (5 active, 0 former)
●MXder-kang.com.tw2026-04-14 → 2026-04-14 · 2 obs
● 2026-04-14 10:52:12
●A203.98.64.122026-04-14 → 2026-04-14 · 2 obs
● 2026-04-14 10:52:12
●A2607:f2d8:6064:4::882026-04-14 → 2026-04-14 · 2 obs
● 2026-04-14 10:52:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | e.dns.tw, c.dns.tw, h.dns.tw, a.dns.tw... | 15 records |
| der-kang.com.tw | ns2.potia.net, ns1.potia.net | - |
✅ Authoritative Response
Server:203.98.64.12
NS records: ns2.potia.net, ns1.potia.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for der-kang.com.tw (unsigned zone)
⏱️ Timing
Total: 570ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.98.64.12 |
| AAAA | 1 | 2607:f2d8:6064:4::88 |
| NS | 2 | ns1.potia.net, ns2.potia.net |
| MX | 1 | der-kang.com.tw (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:203.98.64.11 +ip4:203 |
| SOA | 1 | ns1.potia.net notice.potia.net |
📌 Glue Records Collected
Total: 15
In-bailiwick: 13 (h.dns.tw, g.dns.tw, f.dns.tw...)
Out-of-bailiwick: 2 (anytld.apnic.net, anytld.apnic.net)
Analysis
Hierarchy
The parent of mail.der-kang.com.tw is der-kang.com.tw.
Mail Server Role
der-kang.com.tw serves as a mail server for der-kang.com.tw.
IP Addresses
der-kang.com.tw resolves to two IP numbers: 2607:f2d8:6064:4::88 and 203.98.64.12.
Other host names, for instance zhc.com.tw, mail.arditech.com.tw, gazelle.com.tw, emikotw.com and hsxdco.com share IP numbers with der-kang.com.tw.
Name Servers
Two name servers ns1.potia.net and ns2.potia.net handle delegation for der-kang.com.tw.
der-kang.com.tw uses the same name server setup as other domains, for example alia-inc.com, webspace.com.tw, taifu.tw, wnlidesign.com.tw and riceball.net.
der-kang.com.tw partially shares name servers with other domains; examples include tairone.com.tw, toplin.com.tw, bestcafe.com.tw, isoiem.tw and ewuyu.com.
These name servers are commonly used alongside ns156.potia.net, ns155.potia.net, ns119.potia.net, ns120.potia.net, ns121.potia.net, ns122.potia.net, ns71.potia.net, ns72.potia.net, ns111.potia.net and ns112.potia.net.
Host names with two IP numbers:
The host name ns2.potia.net points to 2607:f2d8:6064:4::2 and 203.98.64.12.
Host names with one IP number:
The host name ns1.potia.net points to 203.98.64.11.
Mail Servers
der-kang.com.tw is handled by a single mail server, der-kang.com.tw.
Host der-kang.com.tw resolves to two IPs: 2607:f2d8:6064:4::88 and 203.98.64.12.