173f5.com - robtex.com
173f5.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.228.6.71🇹🇼 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 | 173f5.com ⭐ | ||||||
| A | 220.228.6.71🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| MX | www.173f5.com(14) | ||||||
| A | 220.228.6.71🇹🇼 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=1774442122 | ||||||
MX for
173f5.com |
Subdomains
www.173f5.com |
Same first word
173f5.com |
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.icstock.com.tw2026-02-27 → 2026-03-25 · 2 obs
● 2026-03-25 12:59:12
●NSns2.icstock.com.tw2026-02-27 → 2026-03-25 · 2 obs
● 2026-03-25 12:59:12
●MX173f5.com2026-02-27 → 2026-03-25 · 2 obs
● 2026-03-25 12:59:12
●MXwww.173f5.com2026-02-27 → 2026-03-25 · 2 obs
● 2026-03-25 12:59:12
●A220.228.6.712026-02-27 → 2026-03-25 · 2 obs
● 2026-03-25 12:59:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| 173f5.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 173f5.com (unsigned zone)
⏱️ Timing
Total: 1367ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.228.6.71 |
| NS | 2 | dns2.f1.com.tw, dns1.f1.com.tw |
| MX | 2 | 173f5.com (pri: 10), www.173f5.com (pri: 14) |
| SOA | 1 | dns1.f1.com.tw ohgo.ms23.hinet.net |
Analysis
Hierarchy
173f5.com is the parent of www.173f5.com.
Mail Server Role
173f5.com is the mail server for 173f5.com.
Together with 173f5.com, www.173f5.com is commonly used as a mail server.
IP Addresses
173f5.com resolves to a single IP: 220.228.6.71.
Other host names, for instance 9453zz.com, www.xcs5.com, www.w5y2.com, h810.com and erovm.com share IP numbers with 173f5.com.
Name Servers
173f5.com delegates to five name servers: dns1.f1.com.tw, dns2.f1.com.tw, sp234.f1.com.tw, ns1.icstock.com.tw and ns2.icstock.com.tw.
173f5.com shares some name servers with other domains, for example yt65k.com, hm93ee.com, uua35.com, dudu850.com and p395.com.
These name servers are commonly used alongside ns1.oknet.tw, ns2.oknet.tw, sf243.f1.com.tw and sp76.f1.com.tw.
Host names with one IP number:
Hostname dns1.f1.com.tw points to 218.32.213.234
Hostname dns2.f1.com.tw points to 220.228.6.17
Hostname sp234.f1.com.tw points to 218.32.213.234
Hostname ns1.icstock.com.tw points to 218.32.213.228
Hostname ns2.icstock.com.tw points to 218.32.210.72
Hostnames pointing to 218.32.213.234: dns1.f1.com.tw and sp234.f1.com.tw
Mail Servers
173f5.com is handled by two mail servers: 173f5.com and www.173f5.com.
Host names with one IP number:
173f5.com points to: 220.228.6.71
www.173f5.com points to: 220.228.6.71
Names pointing to 220.228.6.71: 173f5.com and www.173f5.com