dr-programming.com - dns.ninja
dr-programming.com
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=1784427402 | ||||||
MX for
dr-programming.com |
Same first word
dr-programming.com |
DNS History
7 records (7 active, 0 former)
●NSns1.xserver.jp2019-12-17 → 2026-07-19 · 2 obs
● 2026-07-19 02:44:54
●NSns2.xserver.jp2019-12-17 → 2026-07-19 · 2 obs
● 2026-07-19 02:44:54
●NSns3.xserver.jp2019-12-17 → 2026-07-19 · 2 obs
● 2026-07-19 02:44:54
●NSns4.xserver.jp2019-12-17 → 2026-07-19 · 2 obs
● 2026-07-19 02:44:54
●NSns5.xserver.jp2019-12-17 → 2026-07-19 · 2 obs
● 2026-07-19 02:44:54
●MXdr-programming.com2019-12-17 → 2026-07-19 · 2 obs
● 2026-07-19 02:44:54
●A120.136.10.722019-12-17 → 2026-07-19 · 2 obs
● 2026-07-19 02:44:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net, a.gtld-servers.net... | - |
| dr-programming.com | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp | - |
✅ Authoritative Response
Server:202.226.36.170
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dr-programming.com (unsigned zone)
⏱️ Timing
Total: 1529ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 120.136.10.72 |
| NS | 5 | ns1.xserver.jp, ns4.xserver.jp... |
| MX | 1 | dr-programming.com (pri: 0) |
| TXT | 1 | v=spf1 +a:sv571.xserver.jp +a:dr-program |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
dr-programming.com is listed as a mail server for itself.
IP Addresses
dr-programming.com resolves to one IP address: 120.136.10.72.
52web.jp, xmail2.com, 24-7.jp and two other host names share IP numbers with dr-programming.com.
Name Servers
dr-programming.com has five name servers, which are ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp and two others.
At least some of dr-programming.com's name servers are shared with other domains, for example 3m-tech.co.jp, daiko-setsubi.jp, studiotron.jp and two more.
These name servers tend to be deployed in combination with the name servers ns4.xserver.jp and ns5.xserver.jp.
Hostnames that resolve to three IP addresses:
ns1.xserver.jp maps to three IP addresses: 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns4.xserver.jp maps to three IP addresses: 183.90.224.226, 183.90.224.230 and 202.226.39.247.
ns5.xserver.jp maps to three IP addresses: 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Hosts with just one IP address:
ns2.xserver.jp resolves to the IP address 35.72.43.26.
ns3.xserver.jp resolves to the IP address 202.226.36.247.
Mail Servers
Mail for dr-programming.com is handled by one mail server — dr-programming.com.
dr-programming.com resolves to 120.136.10.72 and no other IP number.