certstud.com - robtex.com
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certstud.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=1770709737 | ||||||
Same first word
certstud.com |
Similar names
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| certstud.com | ns1.vercel-dns.com, ns2.vercel-dns.com | 4 records |
✅ Authoritative Response
Server: 198.51.45.13
NS records: ns1.vercel-dns.com, ns2.vercel-dns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for certstud.com (unsigned zone)
⏱️ Timing
Total: 165ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 216.150.16.193, 216.150.1.1 |
| NS | 2 | ns1.vercel-dns.com, ns2.vercel-dns.com |
| MX | 3 | mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)... |
| TXT | 3 | google-site-verification=ivxfXNkpS1Ox_Gy, v=spf1 include:zohomail.com ~all... |
| SOA | 1 | ns1.vercel-dns.com hostmaster.nsone.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.vercel-dns.com, ns1.vercel-dns.com, ns2.vercel-dns.com...)
AI analysis
certstud.com points to two IPs: 216.150.16.129 and 216.150.16.193.
Other host names including a5956fab81359a4a.vercel-dns-016.com, ae29cb092b08ec3a.vercel-dns-016.com, ftp.ilse.nl, questionsyouask.com and 3b5e505734c8b1fd.vercel-dns-016.com share IP numbers with certstud.com.
certstud.com's delegation uses two name servers, ns1.vercel-dns.com and ns2.vercel-dns.com.
certstud.com shares the same name server setup as other domains, for example danama.ru, auduongtuan.com, goalchasers.com, ndrwksr.com and lavatransforms.org.
certstud.com shares some name servers with other domains, such as mein-kaleidoskop.info, expoya.com, chyna.design and acorn.family.
these name servers are commonly used with f.zeit-world.com, a.zeit-world.net, e.zeit-world.org and b.zeit-world.co.uk.
Host names with two IPs:
ns1.vercel-dns.com points to: 2620:4d:4000:6259:7:13:0:1 and 198.51.44.13
ns2.vercel-dns.com points to: 2a00:edc0:6259:7:13::2 and 198.51.45.13
certstud.com is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
The mail servers for certstud.com are shared with other domains, for instance mattressdepotsouth.com, palmhill.vn, dimension10.ca, mercysoft.com and 99solutionsllc.com.
These mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com and aspmx.l.google.com.
Host names with two IP numbers:
mx.zoho.com points to 204.141.33.44 and 204.141.43.44.
Host names with one IP number:
mx2.zoho.com points to 204.141.33.44.
mx3.zoho.com points to 204.141.43.44.
Host names that point to 204.141.33.44: mx.zoho.com and mx2.zoho.com.
Host names that point to 204.141.43.44: mx.zoho.com and mx3.zoho.com.