um37y.com - robtex.com
um37y.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 220.228.6.6🇹🇼 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 | um37y.com ⭐ | ||||||
| A | 220.228.6.6🇹🇼 NCIC-TW220.228.0.0/19 New Century InfoComm Tech Co., Ltd. | ||||||
| MX | www.um37y.com(14) | ||||||
| A | 220.228.6.6🇹🇼 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=1786020929 | ||||||
MX for
um37y.com |
Subdomains
www.um37y.com |
Same first word
um37y.com |
DNS History
9 records (8 active, 1 former)
●NSns1.icstock.com.tw2026-05-14 → 2026-08-06 · 3 obs
● 2026-05-14 03:29:38
● 2026-08-06 13:10:14
●NSns2.icstock.com.tw2026-05-14 → 2026-08-06 · 3 obs
● 2026-05-14 03:29:38
● 2026-08-06 13:10:14
●NSsp234.f1.com.tw2026-05-14 → 2026-08-06 · 3 obs
● 2026-05-14 03:29:38
● 2026-08-06 13:10:14
●MXum37y.com2020-01-06 → 2026-08-06 · 2 obs
● 2026-08-06 13:10:14
●MXwww.um37y.com2020-01-06 → 2026-08-06 · 2 obs
● 2026-08-06 13:10:14
○A220.228.6.42020-01-06 → 2020-01-06 · 3 obs
○ 2026-05-14 03:29:38
○ 2026-08-06 13:10:14
●A220.228.6.62026-05-14 → 2026-08-06 · 3 obs
● 2026-05-14 03:29:38
● 2026-08-06 13:10:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| um37y.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 um37y.com (unsigned zone)
⏱️ Timing
Total: 1251ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 220.228.6.6 |
| NS | 2 | dns1.f1.com.tw, dns2.f1.com.tw |
| MX | 2 | www.um37y.com (pri: 14), um37y.com (pri: 10) |
| SOA | 1 | dns1.f1.com.tw ohgo.ms23.hinet.net |
Analysis
Hierarchy
The domain www.um37y.com falls under the parent um37y.com.
Mail Server Role
um37y.com handles its own mail, functioning as its own mail server.
www.um37y.com is often seen acting as a mail server in combination with um37y.com.
IP Addresses
um37y.com resolves to just one IP address, 220.228.6.6.
Two other host names, along with www.ek25.com, ons1007.com and av33.idv.tw, also share IP numbers with um37y.com.
Name Servers
um37y.com delegates to five name servers: dns1.f1.com.tw, dns2.f1.com.tw, sp234.f1.com.tw and two others.
At least some of um37y.com's name servers are shared with other domains, for example (0x736578)bas.net, super-kiss.com, kksc.com.tw and two more.
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 directs to 218.32.213.234.
dns2.f1.com.tw directs to 220.228.6.17.
sp234.f1.com.tw directs to 218.32.213.234.
ns1.icstock.com.tw directs to 218.32.213.228.
ns2.icstock.com.tw directs to 218.32.210.72.
Host names pointing to 218.32.213.234 IP addresses: dns1.f1.com.tw and sp234.f1.com.tw.
Mail Servers
um37y.com uses two mail servers, um37y.com and www.um37y.com.
Both um37y.com and www.um37y.com have a single IP address, 220.228.6.6, and share it.
Host names pointing to 220.228.6.6 IP addresses: um37y.com and www.um37y.com.