173f4.com - robtex.com
173f4.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.228.6.149🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| 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 | 173f4.com ⭐ | ||||||
| A | 220.228.6.149🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| MX | www.173f4.com(14) | ||||||
| A | 220.228.6.149🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| 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=1785460777 | ||||||
MX for
173f4.com |
Subdomains
www.173f4.com |
Same first word
173f4.com |
DNS History
8 records (8 active, 0 former)
●NSns1.icstock.com.tw2026-05-12 → 2026-07-31 · 2 obs
● 2026-07-31 01:34:42
●NSns2.icstock.com.tw2026-05-12 → 2026-07-31 · 2 obs
● 2026-07-31 01:34:42
●MX173f4.com2026-05-12 → 2026-07-31 · 2 obs
● 2026-07-31 01:34:42
●MXwww.173f4.com2026-05-12 → 2026-07-31 · 2 obs
● 2026-07-31 01:34:42
●A220.228.6.1492026-05-12 → 2026-07-31 · 2 obs
● 2026-07-31 01:34:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net... | - |
| 173f4.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 173f4.com (unsigned zone)
⏱️ Timing
Total: 1369ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.228.6.149 |
| NS | 2 | dns2.f1.com.tw, dns1.f1.com.tw |
| MX | 2 | www.173f4.com (pri: 14), 173f4.com (pri: 10) |
| SOA | 1 | dns1.f1.com.tw ohgo.ms23.hinet.net |
Analysis
Hierarchy
173f4.com is the parent zone for www.173f4.com.
Mail Server Role
173f4.com handles its own mail, functioning as its own mail server.
www.173f4.com and 173f4.com are commonly paired as mail servers.
IP Addresses
173f4.com resolves to just one IP address, 220.228.6.149.
Two other host names, along with 173hsv.com, www.wh67u.com and 173ttr.com, also share IP numbers with 173f4.com.
Name Servers
173f4.com delegates to five name servers: dns1.f1.com.tw, dns2.f1.com.tw, sp234.f1.com.tw and two others.
173f4.com partially shares its NS delegation with several other domains, including 104meimei.com, uus87.com, dyuop53.com and two others.
The name servers ns1.icstock.com.tw, ns2.icstock.com.tw, sf243.f1.com.tw and two others are commonly seen in use alongside these name servers.
Host names that point to one IP address:
dns1.f1.com.tw resolves to 218.32.213.234.
dns2.f1.com.tw resolves to 220.228.6.17.
sp234.f1.com.tw resolves to 218.32.213.234.
ns1.icstock.com.tw resolves to 218.32.213.228.
ns2.icstock.com.tw resolves to 218.32.210.72.
The host names dns1.f1.com.tw and sp234.f1.com.tw both resolve to 218.32.213.234 IP addresses.
Mail Servers
Mail for 173f4.com is routed through two mail servers — 173f4.com and www.173f4.com.
173f4.com and www.173f4.com each point to one IP address — 220.228.6.149.
The host names 173f4.com and www.173f4.com both resolve to 220.228.6.149 IP addresses.