concrew.jp - robtex.com
concrew.jp
jp
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | z.dns.jp ⭐ | ||||||
| NS | a.dns.jp | ||||||
| NS | b.dns.jp | ||||||
| NS | c.dns.jp | ||||||
| NS | d.dns.jp | ||||||
| NS | e.dns.jp | ||||||
| NS | f.dns.jp | ||||||
| NS | g.dns.jp | ||||||
| NS | h.dns.jp | ||||||
| SOA | z.dns.jproot@dns.jp serial=1771290902 | ||||||
Subdomains
app.concrew.jp |
Same first word
Similar names
DNS History
9 records (9 active, 0 former)
●NSmalcolm.ns.cloudflare.com2026-02-27 → 2026-03-01 · 2 obs
● 2026-03-01 23:52:28
●NSwanda.ns.cloudflare.com2026-02-27 → 2026-03-01 · 2 obs
● 2026-03-01 23:52:28
●MX4hggmhx5b2yjsl7mw3usriugkfrocblsz4w6b2jmjg3dqzffvkrq.mx-verification.google.com2026-02-27 → 2026-03-01 · 2 obs
● 2026-03-01 23:52:28
●MXalt1.aspmx.l.google.com2026-02-27 → 2026-03-01 · 2 obs
● 2026-03-01 23:52:28
●MXalt2.aspmx.l.google.com2026-02-27 → 2026-03-01 · 2 obs
● 2026-03-01 23:52:28
●MXalt3.aspmx.l.google.com2026-02-27 → 2026-03-01 · 2 obs
● 2026-03-01 23:52:28
●MXalt4.aspmx.l.google.com2026-02-27 → 2026-03-01 · 2 obs
● 2026-03-01 23:52:28
●MXaspmx.l.google.com2026-02-27 → 2026-03-01 · 2 obs
● 2026-03-01 23:52:28
●MXconcrew-jp.mail.protection.outlook.com2026-02-27 → 2026-03-01 · 2 obs
● 2026-03-01 23:52:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| jp | f.dns.jp, d.dns.jp, h.dns.jp, g.dns.jp... | - |
| concrew.jp | wanda.ns.cloudflare.com, malcolm.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 172.64.35.81
NS records: wanda.ns.cloudflare.com, malcolm.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for concrew.jp (unsigned zone)
⏱️ Timing
Total: 1020ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | malcolm.ns.cloudflare.com, wanda.ns.cloudflare.com |
| MX | 7 | concrew-jp.mail.protection.outlook.com (, aspmx.l.google.com (pri: 1)... |
| TXT | 5 | MS=ms62445925, google-site-verification=Hv8tvXysPYFNfNh... |
| SOA | 1 | malcolm.ns.cloudflare.com dns.cloudflare |
Analysis
Hierarchy
concrew.jp is the parent of app.concrew.jp.
Name Servers
concrew.jp's delegation uses two name servers, malcolm.ns.cloudflare.com and wanda.ns.cloudflare.com.
concrew.jp shares the same name server setup as other domains, such as phantom.re, kashtiya.com, grupobrtv.online and luckyinlove.co.nz.
concrew.jp at least partially shares name servers with other domains, including kpdev.xyz, kesyio.com, migdalor.org.il, saunashop.mn and optech.vn.
These name servers are commonly used with fish.ns.cloudflare.com and haley.ns.cloudflare.com.
Host names with six IP numbers:
malcolm.ns.cloudflare.com points to: 2606:4700:58::a29f:2c51, 2803:f800:50::6ca2:c351, 2a06:98c1:50::ac40:2351, 108.162.195.81, 162.159.44.81 and 172.64.35.81.
wanda.ns.cloudflare.com points to: 2606:4700:50::adf5:3af0, 2803:f800:50::6ca2:c0f0, 2a06:98c1:50::ac40:20f0, 108.162.192.240, 172.64.32.240 and 173.245.58.240.
Mail Servers
concrew.jp is handled by seven mail servers: aspmx.l.google.com, 4hggmhx5b2yjsl7mw3usriugkfrocblsz4w6b2jmjg3dqzffvkrq.mx-verification.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and concrew-jp.mail.protection.outlook.com.
The mail servers for concrew.jp are shared with other domains, for instance meclaro.com, ns500671.ns500671.ns500671.ns500754.ns500688.ns500688.ns500688.ns500671.ns500704.ns500678.ns500678.ns500688.ns500671.ns500649.lustychickser.com, kashak.com, soteks.org and carollia.com.
these mail servers are commonly used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.
alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.
alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.
alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.
alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.