code4u.app - robtex.com
code4u.app
app
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427 | ||||||
Same first word
Similar names
edocu4.workers.dev |
4ucode.com |
4codeu.com |
4educo.com |
edoc4u.com |
ecod4u.com |
4ucode.workers.dev |
4ucode.dev |
deco4u.in |
4ucode.com.br |
4ucode.net.ph |
deco4u.com |
u4code.com |
deco4u.de |
Previous names
Next names
DNS History
8 records (8 active, 0 former)
●NSdns1.registrar-servers.com2026-09-17 → 2026-09-21 · 2 obs
● 2026-09-21 18:43:48
●NSdns2.registrar-servers.com2026-09-17 → 2026-09-21 · 2 obs
● 2026-09-21 18:43:48
●MXalt1.aspmx.l.google.com2026-09-17 → 2026-09-21 · 2 obs
● 2026-09-21 18:43:48
●MXalt2.aspmx.l.google.com2026-09-17 → 2026-09-21 · 2 obs
● 2026-09-21 18:43:48
●MXalt3.aspmx.l.google.com2026-09-17 → 2026-09-21 · 2 obs
● 2026-09-21 18:43:48
●MXalt4.aspmx.l.google.com2026-09-17 → 2026-09-21 · 2 obs
● 2026-09-21 18:43:48
●MXaspmx.l.google.com2026-09-17 → 2026-09-21 · 2 obs
● 2026-09-21 18:43:48
●A216.198.79.12026-09-17 → 2026-09-21 · 2 obs
● 2026-09-21 18:43:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | 10 records |
| code4u.app | dns2.registrar-servers.com, dns1.registrar-servers.com | - |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns2.registrar-servers.com, dns1.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 375ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.198.79.1 |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | MS=17667528A2BD161E3F29B185F9152C800AD2B |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)
Analysis
IP Addresses
code4u.app resolves to one IP address: 216.198.79.1.
shehrozejilani.dev, sonet.vn, alphasignal.vip and two other host names share IP numbers with code4u.app.
Name Servers
code4u.app is delegated to two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.
code4u.app uses the same name servers as several other domains — among them bestchiropractorsantarosa.com, olmstedfallsgaragedoors.com, stradedeliver.com and two more.
dns1.registrar-servers.com and dns2.registrar-servers.com each resolve to two IP addresses: dns1.registrar-servers.com points to 156.154.132.200 and 2610:a1:1024::200, while dns2.registrar-servers.com points to 156.154.133.200 and 2610:a1:1025::200.
Mail Servers
Mail for code4u.app is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
code4u.app has at least partial mail server overlap with other domains such as infinary.io, reliacreativeteam.com, the1916project.com and two more.
The mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com are commonly seen alongside these mail servers.
Hostnames that resolve to two IP addresses:
aspmx.l.google.com points to 173.194.45.26 and 2607:f8b0:4004:c23::1a.
alt1.aspmx.l.google.com points to 192.178.234.27 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com points to 192.178.223.26 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com points to 172.253.157.26 and 2a00:1450:400c:c23::1b.