cdhmis.com - dns.ninja
cdhmis.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.123.242.102🇹🇼 TELX-AS21859103.123.242.0/23 ZL-IDC-LAX-W71196 | ||||||
| PTR | 103-123-242-102.static.ip.net.tw | ||||||
| NS | a.g-dns.com ⭐ | ||||||
| A | 2407:7100:1000:1020::a:136🇹🇼 YUANJHEN-TW2407:7100::/32 Asia Pacific Telecom proxy announcement NOC.tw | ||||||
| PTR | a.g-dns.com | ||||||
| A | 103.17.9.136🇹🇼 YUANJHEN-TW103.17.8.0/23 Taiwan Network Information Center 3F., No. 123, Sec. 4, Bade Rd., Songshan Dist. | ||||||
| PTR | a.g-dns.com | ||||||
| NS | b.g-dns.com | ||||||
| A | 2407:7100:7000:2116:4:0:b:86🇹🇼 YUANJHEN-TW2407:7100:7000::/36 | ||||||
| PTR | b.g-dns.com | ||||||
| A | 103.1.221.86🇹🇼 YUANJHEN-TW103.1.220.0/23 Yuan-Jhen Info., Co., Ltd 12F., No.866-7, Zhongzheng Rd., Zhonghe Dist.,New Taipei City, 235, R.O.C NewTaipei City | ||||||
| PTR | b.g-dns.com | ||||||
| NS | c.g-dns.com | ||||||
| A | 2607:a400:2:1f:3000:130:c:236🇺🇸 TELX-AS218592607:a400::/32 ZL-LA-V6-03 | ||||||
| A | 103.123.242.236🇹🇼 TELX-AS21859103.123.242.0/23 ZL-IDC-LAX-W71196 | ||||||
| PTR | c.g-dns.com | ||||||
| MX | mail.cdhmis.com(50) | ||||||
| A | 211.21.164.190🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd. | ||||||
| PTR | mail.cdhmis.com | ||||||
| TXT | v=spf1 a:mail.cdhmis.com ip4:211.21.164.187 ip4:211.21.164.190 include:_spf.g... | ||||||
| SOA | a.g-dns.comsupport@twnoc.net 2026-06-24 #1 | ||||||
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=1786119984 | ||||||
Subdomains
mail.cdhmis.com |
Same first word
cdhmis.com |
Similar names
DNS History
5 records (5 active, 0 former)
●MXmail.cdhmis.com2026-05-05 → 2026-08-07 · 2 obs
● 2026-08-07 16:48:44
●A103.123.242.1022026-05-05 → 2026-08-07 · 2 obs
● 2026-08-07 16:48:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cdhmis.com | a.g-dns.com, b.g-dns.com, c.g-dns.com | 3 records |
✅ Authoritative Response
Server:103.17.9.136
NS records: a.g-dns.com, b.g-dns.com, c.g-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdhmis.com (unsigned zone)
⏱️ Timing
Total: 472ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.123.242.102 |
| NS | 3 | b.g-dns.com, a.g-dns.com... |
| MX | 2 | mail.cdhmis.com (pri: 50), mail.cdhmis.com (pri: 10) |
| TXT | 1 | v=spf1 a:mail.cdhmis.com ip4:211.21.164. |
| SOA | 1 | a.g-dns.com support.twnoc.net |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (a.g-dns.com, b.g-dns.com, c.g-dns.com)
Analysis
Hierarchy
cdhmis.com serves as the parent of mail.cdhmis.com.
IP Addresses
cdhmis.com has exactly one IP address — 103.123.242.102.
www.9001.org.tw, binli168.com, www.opcomfarm.com plus two other host names have IP numbers in common with cdhmis.com.
Name Servers
cdhmis.com is delegated to three name servers: a.g-dns.com, b.g-dns.com and c.g-dns.com.
cdhmis.com has at least partial name server overlap with other domains, such as wimoon.com, seoul.com.tw, tayu.com.tw and two others.
a.g-dns.com, b.g-dns.com and c.g-dns.com each resolve to two IP addresses: a.g-dns.com resolves to 103.17.9.136 and 2407:7100:1000:1020::a:136; b.g-dns.com resolves to 103.1.221.86 and 2407:7100:7000:2116:4:0:b:86; c.g-dns.com resolves to 103.123.242.236 and 2607:a400:2:1f:3000:130:c:236.
Mail Servers
cdhmis.com uses one mail server — mail.cdhmis.com.
mail.cdhmis.com resolves to a single IP number: 211.21.164.190.