dna-dev.com - dns.ninja
dna-dev.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 203.186.4.38🇭🇰 HKBN203.186.0.0/18 Hong Kong Broadband Network Ltd 15/F Trans Asia Centre 18 Kin Hong Street | ||||||
| PTR | mail.ddevelop.net | ||||||
| NS | ns1.cpu64.com ⭐ | ||||||
| A | 203.186.4.38🇭🇰 HKBN203.186.0.0/18 Hong Kong Broadband Network Ltd 15/F Trans Asia Centre 18 Kin Hong Street | ||||||
| PTR | mail.ddevelop.net | ||||||
| NS | ns1.ddevelop.net | ||||||
| A | 203.186.4.38🇭🇰 HKBN203.186.0.0/18 Hong Kong Broadband Network Ltd 15/F Trans Asia Centre 18 Kin Hong Street | ||||||
| PTR | mail.ddevelop.net | ||||||
| NS | ns2.ddevelop.net | ||||||
| A | 118.142.18.66🇭🇰 HUTCHISON-AS-AP118.142.0.0/19 HGC Global Communications Limited 9/F Hutchison Telecom Tower 99 Cheung Fai Road | ||||||
| MX | mail.dna-dev.com ⭐ | ||||||
| A | 203.186.4.38🇭🇰 HKBN203.186.0.0/18 Hong Kong Broadband Network Ltd 15/F Trans Asia Centre 18 Kin Hong Street | ||||||
| PTR | mail.ddevelop.net | ||||||
| TXT | v=spf1 ip4:203.186.4.38 ~all | ||||||
| SOA | ns1.cpu64.comdataline@ddevelop.net serial=202504006 | ||||||
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=1782049710 | ||||||
Subdomains
mail.dna-dev.com |
Same first word
dna-dev.com |
Similar names
DNS History
6 records (5 active, 1 former)
●NSns1.ddevelop.net2015-06-25 → 2026-06-21 · 2 obs
● 2026-06-21 14:09:46
●NSns2.ddevelop.net2015-06-25 → 2026-06-21 · 2 obs
● 2026-06-21 14:09:46
●MXmail.dna-dev.com2015-06-25 → 2026-06-21 · 2 obs
● 2026-06-21 14:09:46
●A203.186.4.382026-06-21 → 2026-06-21 · 2 obs
● 2026-06-21 14:09:46
○A210.3.13.1982015-06-25 → 2017-02-18 · 3 obs
● 2017-02-18 11:50:08
○ 2026-06-21 14:09:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net... | - |
| dna-dev.com | ns1.ddevelop.net, ns2.ddevelop.net | - |
✅ Authoritative Response
Server:118.142.18.66
NS records: ns1.ddevelop.net, ns2.ddevelop.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dna-dev.com (unsigned zone)
⏱️ Timing
Total: 876ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 203.186.4.38 |
| NS | 2 | ns2.ddevelop.net, ns1.ddevelop.net |
| MX | 1 | mail.dna-dev.com (pri: 10) |
| TXT | 1 | v=spf1 ip4:203.186.4.38 ~all |
| SOA | 1 | ns1.cpu64.com dataline.ddevelop.net |
Analysis
Hierarchy
mail.dna-dev.com is a subdomain of dna-dev.com.
IP Addresses
dna-dev.com resolves to just one IP address, 203.186.4.38.
Two other host names, along with 203186004038.static.ctinets.com, mail.dennisgroups.com and mail.ytfe.com.hk, also share IP numbers with dna-dev.com.
Name Servers
DNS for dna-dev.com is handled by three authoritative name servers: ns1.cpu64.com, ns1.ddevelop.net and ns2.ddevelop.net.
The name servers for dna-dev.com overlap at least in part with those of other domains, including wapus.com.hk and ytfe.com.hk.
These name servers commonly appear in combination with the name servers ns2.cpu64.com.
ns1.cpu64.com, ns1.ddevelop.net and ns2.ddevelop.net each have a single IP address. ns1.cpu64.com points to 203.186.4.38, ns1.ddevelop.net also points to 203.186.4.38 and ns2.ddevelop.net points to 118.142.18.66.
Host names pointing to 203.186.4.38 IP addresses: ns1.cpu64.com and ns1.ddevelop.net.
Mail Servers
The sole mail server for dna-dev.com is mail.dna-dev.com.
mail.dna-dev.com has exactly one IP number: 203.186.4.38.