certeduc.com - robtex.com
certeduc.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 167.234.241.62🇺🇸 ORACLE-OCI-31898167.234.224.0/19 Oracle Corporation | ||||||
| NS | ns51.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2192::1a🇺🇸 GODADDY-DNS2603:5:2190::/44 | ||||||
| PTR | ns51.domaincontrol.com | ||||||
| A | 97.74.105.26🇺🇸 GODADDY-DNS97.74.104.0/23 | ||||||
| PTR | ns51.domaincontrol.com | ||||||
| NS | ns52.domaincontrol.com | ||||||
| A | 2603:5:2292::1a🇺🇸 GODADDY-DNS2603:5:2290::/44 | ||||||
| PTR | ns52.domaincontrol.com | ||||||
| A | 173.201.73.26🇺🇸 GODADDY-DNS173.201.72.0/23 | ||||||
| PTR | ns52.domaincontrol.com | ||||||
| MX | mx3.zoho.com ⭐ | ||||||
| A | 136.143.183.44🇺🇸 ZohoAS136.143.182.0/23 Zoho | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| MX | mx2.zoho.com(10) | ||||||
| A | 136.143.183.44🇺🇸 ZohoAS136.143.182.0/23 Zoho | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| MX | mx.zoho.com(50) | ||||||
| A | 136.143.183.44🇺🇸 ZohoAS136.143.182.0/23 Zoho | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| TXT | v=spf1 include:zoho.com ~all | ||||||
| SOA | ns51.domaincontrol.comdns@jomax.net 2025-10-24 #0 | ||||||
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=1774746822 | ||||||
Same first word
certeduc.com |
DNS History
6 records (6 active, 0 former)
●NSns51.domaincontrol.com2026-03-09 → 2026-03-29 · 2 obs
● 2026-03-29 01:31:10
●NSns52.domaincontrol.com2026-03-09 → 2026-03-29 · 2 obs
● 2026-03-29 01:31:10
●A167.234.241.622026-03-09 → 2026-03-29 · 2 obs
● 2026-03-29 01:31:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net... | - |
| certeduc.com | ns51.domaincontrol.com, ns52.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.73.26
NS records: ns51.domaincontrol.com, ns52.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for certeduc.com (unsigned zone)
⏱️ Timing
Total: 114ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 167.234.241.62 |
| NS | 2 | ns51.domaincontrol.com, ns52.domaincontrol.com |
| MX | 3 | mx2.zoho.com (pri: 5), mx.zoho.com (pri: 10)... |
| TXT | 1 | v=spf1 include:zoho.com ~all |
| SOA | 1 | ns51.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns51.domaincontrol.com, ns51.domaincontrol.com, ns52.domaincontrol.com...)
Analysis
IP Addresses
certeduc.com resolves to one IP number: 167.234.241.62.
Other host names, for instance cermob.com.br, share IP numbers with certeduc.com.
Name Servers
certeduc.com is delegated to two name servers ns51.domaincontrol.com and ns52.domaincontrol.com.
certeduc.com shares the same name server setup as other domains, for instance snsegypt.com, crackingopen.com, intrabrain.de, (0x736578)tros.com and atacsol.org.
Host names with two IP numbers:
The host name ns51.domaincontrol.com points to 2603:5:2192::1a and 97.74.105.26; the host name ns52.domaincontrol.com points to 2603:5:2292::1a and 173.201.73.26.
Mail Servers
certeduc.com is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
certeduc.com shares some mail servers with other domains, at least partially, for instance betoo.si, kohimasmartcity.com, ankiwords.xyz, wtsnetworkeg.com and dramatrue.com.
Host names with a single IP:
mx2.zoho.com points to: 136.143.183.44.
mx3.zoho.com points to: 136.143.183.44.
mx.zoho.com points to: 136.143.183.44.
Host names that point to 136.143.183.44: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.