j937.com - robtex.com
j937.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 61.66.228.87🇹🇼 NCIC-TW61.66.228.0/24 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 | sf243.f1.com.tw ⚠️ Not in zone NS records | ||||||
| A | 220.228.6.17🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| 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 | j937.com ⭐ | ||||||
| A | 61.66.228.87🇹🇼 NCIC-TW61.66.228.0/24 New Century InfoComm Tech Co., Ltd. | ||||||
| MX | www.j937.com(14) | ||||||
| A | 61.66.228.87🇹🇼 NCIC-TW61.66.228.0/24 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=1771291435 | ||||||
MX for
j937.com |
Subdomains
www.j937.com |
Same first word
j937.com |
Similar names
DNS History
7 records (7 active, 0 former)
●NSsf243.f1.com.tw2026-03-14 → 2026-03-24 · 3 obs
● 2026-03-14 02:44:38
● 2026-03-24 11:30:50
●NSsp234.f1.com.tw2026-03-14 → 2026-03-24 · 3 obs
● 2026-03-14 02:44:38
● 2026-03-24 11:30:50
●MXj937.com2015-06-19 → 2026-03-24 · 2 obs
● 2026-03-24 11:30:50
●MXwww.j937.com2015-06-19 → 2026-03-24 · 2 obs
● 2026-03-24 11:30:50
●A61.66.228.872015-06-19 → 2026-03-24 · 2 obs
● 2026-03-24 11:30:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| j937.com | sf243.f1.com.tw, sp234.f1.com.tw | - |
✅ Authoritative Response
Server:218.32.213.234
NS records: sf243.f1.com.tw, sp234.f1.com.tw
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for j937.com (unsigned zone)
⏱️ Timing
Total: 1258ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 61.66.228.87 |
| NS | 2 | dns1.f1.com.tw, dns2.f1.com.tw |
| MX | 2 | j937.com (pri: 10), www.j937.com (pri: 14) |
| SOA | 1 | dns1.f1.com.tw ohgo.ms23.hinet.net |
Analysis
Hierarchy
j937.com is the parent of www.j937.com.
Mail Server Role
j937.com is the mail server for j937.com.
Together with j937.com, www.j937.com is commonly used as a mail server.
IP Addresses
j937.com resolves to a single IP: 61.66.228.87.
Other host names, for instance www.dudu129.com, www.ut604.com, u385.com, www.5z-momo520.com and www.bb-342.com share IP numbers with j937.com.
Name Servers
j937.com is delegated to four name servers: dns1.f1.com.tw, dns2.f1.com.tw, sf243.f1.com.tw and sp234.f1.com.tw.
j937.com shares some name servers with other domains, for example 96ing.com, chatnice.net, ut-903.com, emrs.com.tw and q744.com.
These name servers are commonly used with the name servers ns1.oknet.tw, ns2.oknet.tw, ns1.icstock.com.tw, ns2.icstock.com.tw, ns1.sclub.com.tw and ns2.sclub.com.tw.
Host names with a single IP number:
The host name dns1.f1.com.tw points to: 218.32.213.234.
The host name dns2.f1.com.tw points to: 220.228.6.17.
The host name sf243.f1.com.tw points to: 220.228.6.17.
The host name sp234.f1.com.tw points to: 218.32.213.234.
Host names that point to 218.32.213.234: dns1.f1.com.tw and sp234.f1.com.tw.
Host names that point to 220.228.6.17: dns2.f1.com.tw and sf243.f1.com.tw.
Mail Servers
j937.com is handled by two mail servers: j937.com and www.j937.com.
Host names with one IP number:
j937.com points to: 61.66.228.87
www.j937.com points to: 61.66.228.87
Names pointing to 61.66.228.87: j937.com and www.j937.com