justcpa.com.tw - robtex.com
justcpa.com.tw
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.98.64.12🇺🇸 WEBNX203.98.64.0/24 Proxy route object registered by AS2764 | ||||||
| PTR | ns2.potia.net | ||||||
| NS | ns1.potia.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 203.98.64.11🇺🇸 WEBNX203.98.64.0/24 Proxy route object registered by AS2764 | ||||||
| PTR | sheep.potia.net | ||||||
| NS | ns2.potia.net ⚠️ Not in parent delegation | ||||||
| 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 | ||||||
| NS | ns65.potia.net ⚠️ Not in zone NS records | ||||||
| A | 203.98.64.11🇺🇸 WEBNX203.98.64.0/24 Proxy route object registered by AS2764 | ||||||
| PTR | sheep.potia.net | ||||||
| NS | ns66.potia.net ⚠️ Not in zone NS records | ||||||
| A | 203.98.64.12🇺🇸 WEBNX203.98.64.0/24 Proxy route object registered by AS2764 | ||||||
| PTR | ns2.potia.net | ||||||
| MX | justcpa.com.tw ⭐ | ||||||
| A | 203.98.64.12🇺🇸 WEBNX203.98.64.0/24 Proxy route object registered by AS2764 | ||||||
| PTR | ns2.potia.net | ||||||
| TXT | v=spf1 ip4:203.98.64.11 +a +mx +ip4:203.98.64.12 +ip4:104.237.55.5 +ip4:104.2... | ||||||
| SOA | ns1.potia.netnotice@potia.net 2026-07-15 #1 | ||||||
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=2006391078 | ||||||
MX for
justcpa.com.tw |
Same first word
justcpa.com.tw |
Similar names
DNS History
10 records (6 active, 4 former)
●NSns1.potia.net2026-06-30 → 2026-08-11 · 3 obs
● 2026-06-30 17:26:10
● 2026-08-11 12:32:14
○NSns129.potia.net2015-08-01 → 2016-06-23 · 5 obs
● 2015-08-01 00:08:58
● 2016-06-23 02:17:18
○ 2026-06-30 17:26:10
○ 2026-08-11 12:32:14
○NSns130.potia.net2015-08-01 → 2016-06-23 · 5 obs
● 2015-08-01 00:08:58
● 2016-06-23 02:17:18
○ 2026-06-30 17:26:10
○ 2026-08-11 12:32:14
●NSns2.potia.net2026-06-30 → 2026-08-11 · 3 obs
● 2026-06-30 17:26:10
● 2026-08-11 12:32:14
●NSns65.potia.net2008-11-27 → 2026-08-11 · 5 obs
○ 2015-08-01 00:08:58
○ 2016-06-23 02:17:18
● 2026-06-30 17:26:10
● 2026-08-11 12:32:14
●NSns66.potia.net2008-11-27 → 2026-08-11 · 5 obs
○ 2015-08-01 00:08:58
○ 2016-06-23 02:17:18
● 2026-06-30 17:26:10
● 2026-08-11 12:32:14
●MXjustcpa.com.tw2008-11-27 → 2026-08-11 · 2 obs
● 2026-08-11 12:32:14
●A203.98.64.122026-06-30 → 2026-08-11 · 3 obs
● 2026-06-30 17:26:10
● 2026-08-11 12:32:14
○A72.9.148.1812008-11-27 → 2008-11-27 · 3 obs
○ 2015-08-01 00:08:58
○ 2026-08-11 12:32:14
○A98.143.155.202015-08-01 → 2016-06-23 · 5 obs
● 2015-08-01 00:08:58
● 2016-06-23 02:17:18
○ 2026-06-30 17:26:10
○ 2026-08-11 12:32:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | d.dns.tw, f.dns.tw, c.dns.tw, g.dns.tw... | - |
| com.tw | d.twnic.net.tw, h.dns.tw, b.twnic.net.tw, e.twnic.net.tw... | 17 records |
| justcpa.com.tw | ns65.potia.net, ns66.potia.net | - |
✅ Authoritative Response
Server:203.98.64.11
NS records: ns65.potia.net, ns66.potia.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for justcpa.com.tw (unsigned zone)
⏱️ Timing
Total: 1532ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.98.64.12 |
| NS | 2 | ns1.potia.net, ns2.potia.net |
| MX | 1 | justcpa.com.tw (pri: 0) |
| TXT | 1 | v=spf1 ip4:203.98.64.11 +a +mx +ip4:203. |
| SOA | 1 | ns1.potia.net notice.potia.net |
📌 Glue Records Collected
Total: 17
Out-of-bailiwick: 17 (h.twnic.net.tw, g.twnic.net.tw, f.twnic.net.tw...)
Analysis
Mail Server Role
justcpa.com.tw is listed as a mail server for itself.
IP Addresses
justcpa.com.tw resolves to one IP address: 203.98.64.12.
www.guhring.com.tw, cdkwv.org.tw, acc.rocket168.com and two other host names share IP numbers with justcpa.com.tw.
Name Servers
The authoritative name servers for justcpa.com.tw are ns1.potia.net, ns2.potia.net, ns65.potia.net and ns66.potia.net.
justcpa.com.tw partially shares its NS delegation with several other domains, including twcb.tw, cleverkin.com.tw, jeli.com.tw and two others.
In DNS configurations, these name servers often share authority with ns155.potia.net, ns156.potia.net, ns121.potia.net and 7 other name servers.
Hostnames that resolve to two IP addresses:
ns2.potia.net maps to two IP addresses — 203.98.64.12 and 2607:f2d8:6064:4::2.
Hosts with just one IP address:
ns1.potia.net points to the IP address 203.98.64.11.
ns65.potia.net points to the IP address 203.98.64.11.
ns66.potia.net points to the IP address 203.98.64.12.
These two host names — ns2.potia.net and ns66.potia.net — each point to 203.98.64.12 IP addresses.
These two host names — ns1.potia.net and ns65.potia.net — each point to 203.98.64.11 IP addresses.
Mail Servers
Mail for justcpa.com.tw is handled by one mail server — justcpa.com.tw.
There is one IP number for justcpa.com.tw: 203.98.64.12.