coder.co.jp - dns.ninja
coder.co.jp
co.jp
| DNSSEC | ⚠️ Not signed | ||||||
| TXT | co.jp. | ||||||
Subdomains
www.coder.co.jp |
Same first word
Similar names
DNS History
11 records (11 active, 0 former)
●NSdawn.ns.cloudflare.com2026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
●NSvick.ns.cloudflare.com2026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
●MXalt1.aspmx.l.google.com2026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
●MXalt2.aspmx.l.google.com2026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
●MXaspmx.l.google.com2026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
●MXaspmx2.googlemail.com2026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
●MXaspmx3.googlemail.com2026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
●A104.21.84.1372026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
●A172.67.193.882026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
●A2606:4700:3031::ac43:c1582026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
●A2606:4700:3036::6815:54892026-02-19 → 2026-06-04 · 2 obs
● 2026-06-04 23:42:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp... | - |
| coder.co.jp | vick.ns.cloudflare.com, dawn.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.244
NS records: vick.ns.cloudflare.com, dawn.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coder.co.jp (unsigned zone)
⏱️ Timing
Total: 2623ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.84.137, 172.67.193.88 |
| AAAA | 2 | 2606:4700:3036::6815:5489, 2606:4700:3031::ac43:c158 |
| NS | 2 | dawn.ns.cloudflare.com, vick.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)... |
| TXT | 3 | google-site-verification=6BVK2nFLG3ECM88, google-site-verification=_dVlonMetA72TZe... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dawn.ns.cloudflare.com dns.cloudflare.co |
Analysis
Hierarchy
coder.co.jp is a parent domain of www.coder.co.jp.
IP Addresses
coder.co.jp maps to 4 IP numbers, specifically 104.21.84.137, 172.67.193.88, 2606:4700:3031::ac43:c158 and 2606:4700:3036::6815:5489.
Name Servers
coder.co.jp is delegated to two name servers: dawn.ns.cloudflare.com and vick.ns.cloudflare.com.
coder.co.jp shares its NS records with other domains, for example netfarma.com.br, bahcelievlerescortgo.xyz, ilmea.org and two others.
DNS names with 6 IP addresses:
dawn.ns.cloudflare.com points to 108.162.192.106, 172.64.32.106, 173.245.58.106 and three other IP addresses.
vick.ns.cloudflare.com points to 108.162.193.244, 172.64.33.244, 173.245.59.244 and three other IP addresses.
Mail Servers
The MX records for coder.co.jp point to 5 mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
There is at least a partial MX overlap between coder.co.jp and other domains, including liquid-life.de, meastech.com.br, techmindssolutions.com and two others.
These mail servers frequently co-occur with the mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and two others.
Host names that have two IP addresses:
aspmx2.googlemail.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1a.
aspmx3.googlemail.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx.l.google.com points to 142.251.163.27 and 2607:f8b0:4004:c1b::1a.
alt1.aspmx.l.google.com points to 108.177.123.27 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx2.googlemail.com and alt1.aspmx.l.google.com are host names that each point to 108.177.123.27 IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 2a00:1450:400b:c02::1b IP addresses.
aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 172.253.116.27 IP addresses.