prdsf.com - dns.ninja
prdsf.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.229.238.26🇹🇼 NCIC-TW220.229.238.0/24 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp238026.goodon.com.tw | ||||||
| NS | dns1.f1.com.tw ⭐ ⚠️ Not in parent delegation | ||||||
| A | 218.32.213.234🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp234.f1.com.tw | ||||||
| NS | dns2.f1.com.tw ⚠️ Not in parent delegation | ||||||
| A | 220.228.6.17🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| NS | ns1.icstock.com.tw ⚠️ Not in zone NS records | ||||||
| A | 218.32.213.228🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp228.f1.com.tw | ||||||
| NS | ns2.icstock.com.tw ⚠️ Not in zone NS records | ||||||
| A | 218.32.210.72🇹🇼 NCIC-TW218.32.210.0/24 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp72.f1.com.tw | ||||||
| NS | sp234.f1.com.tw ⚠️ Not in zone NS records | ||||||
| A | 218.32.213.234🇹🇼 NCIC-TW218.32.192.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp234.f1.com.tw | ||||||
| MX | prdsf.com ⭐ | ||||||
| A | 220.229.238.26🇹🇼 NCIC-TW220.229.238.0/24 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp238026.goodon.com.tw | ||||||
| MX | www.prdsf.com(14) | ||||||
| A | 220.229.238.26🇹🇼 NCIC-TW220.229.238.0/24 New Century InfoComm Tech Co., Ltd. | ||||||
| PTR | sp238026.goodon.com.tw | ||||||
| SOA | dns1.f1.com.twohgo@ms23.hinet.net 2000-11-01 #8 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1786359084 | ||||||
MX for
prdsf.com |
Subdomains
www.prdsf.com |
Same first word
prdsf.com |
Similar names
DNS History
9 records (8 active, 1 former)
●NSns1.icstock.com.tw2026-02-18 → 2026-08-10 · 2 obs
● 2026-08-10 11:20:06
●NSns2.icstock.com.tw2026-02-18 → 2026-08-10 · 2 obs
● 2026-08-10 11:20:06
●MXprdsf.com2026-02-18 → 2026-08-10 · 2 obs
● 2026-08-10 11:20:06
●MXwww.prdsf.com2026-02-18 → 2026-08-10 · 2 obs
● 2026-08-10 11:20:06
○A220.228.6.2412026-02-18 → 2026-04-19 · 4 obs
● 2026-04-19 13:50:16
○ 2026-06-07 00:31:00
○ 2026-08-10 11:20:06
●A220.229.238.262026-06-07 → 2026-08-10 · 3 obs
● 2026-06-07 00:31:00
● 2026-08-10 11:20:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| prdsf.com | ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw | - |
✅ Authoritative Response
Server:218.32.213.228
NS records: ns1.icstock.com.tw, ns2.icstock.com.tw, sp234.f1.com.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for prdsf.com (unsigned zone)
⏱️ Timing
Total: 1205ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.229.238.26 |
| NS | 2 | dns1.f1.com.tw, dns2.f1.com.tw |
| MX | 2 | www.prdsf.com (pri: 14), prdsf.com (pri: 10) |
| SOA | 1 | dns1.f1.com.tw ohgo.ms23.hinet.net |
Analysis
Hierarchy
prdsf.com is the parent zone for www.prdsf.com.
Mail Server Role
The MX record for prdsf.com points back to prdsf.com — it is its own mail server.
www.prdsf.com is a mail server commonly deployed alongside prdsf.com.
IP Addresses
prdsf.com directs to one IP number, which is 220.229.238.26.
Among the host names that share IP numbers with prdsf.com are 9453ww.com, bndvj.com, www.prdsf.com and two others.
Name Servers
The authoritative name servers for prdsf.com are dns1.f1.com.tw, dns2.f1.com.tw, sp234.f1.com.tw and two others.
prdsf.com partially shares its NS delegation with several other domains, including 6nnc.com, utmimib.com, zxzx358.com and two others.
These name servers are routinely co-deployed with the name servers ns1.icstock.com.tw, ns2.icstock.com.tw, ns1.oknet.tw and two others.
Hosts that resolve to one IP address:
The hostname dns1.f1.com.tw resolves to 218.32.213.234.
The hostname dns2.f1.com.tw resolves to 220.228.6.17.
The hostname sp234.f1.com.tw resolves to 218.32.213.234.
The hostname ns1.icstock.com.tw resolves to 218.32.213.228.
The hostname ns2.icstock.com.tw resolves to 218.32.210.72.
dns1.f1.com.tw along with sp234.f1.com.tw each resolve to 218.32.213.234 IP addresses.
Mail Servers
prdsf.com relies on two mail servers for delivery — prdsf.com and www.prdsf.com.
prdsf.com directs to 220.229.238.26, as does www.prdsf.com — both hostnames resolve to that one IP address.
prdsf.com along with www.prdsf.com each resolve to 220.229.238.26 IP addresses.