rostud.io - dns.ninja
rostud.io
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1784788043 | ||||||
Same first word
rostud.io |
Similar names
DNS History
10 records (9 active, 1 former)
●NSanastasia.ns.cloudflare.com2026-05-25 → 2026-07-23 · 2 obs
● 2026-07-23 06:56:04
●NSgabriel.ns.cloudflare.com2026-05-25 → 2026-07-23 · 2 obs
● 2026-07-23 06:56:04
●A104.21.22.372026-05-25 → 2026-07-23 · 2 obs
● 2026-07-23 06:56:04
●A172.67.202.1092026-05-25 → 2026-07-23 · 2 obs
● 2026-07-23 06:56:04
○A2606:4700:3030::6815:16252026-05-25 → 2026-05-25 · 3 obs
○ 2026-06-28 18:38:36
○ 2026-07-23 06:56:04
●A2606:4700:3033::ac43:ca6d2026-05-25 → 2026-07-23 · 2 obs
● 2026-07-23 06:56:04
●A2606:4700:3037::6815:16252026-06-28 → 2026-07-23 · 3 obs
● 2026-06-28 18:38:36
● 2026-07-23 06:56:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| rostud.io | anastasia.ns.cloudflare.com, gabriel.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.227
NS records: anastasia.ns.cloudflare.com, gabriel.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rostud.io (unsigned zone)
⏱️ Timing
Total: 563ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.202.109, 104.21.22.37 |
| AAAA | 2 | 2606:4700:3033::ac43:ca6d, 2606:4700:3037::6815:1625 |
| NS | 2 | anastasia.ns.cloudflare.com, gabriel.ns.cloudflare.com |
| MX | 3 | mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)... |
| TXT | 2 | v=spf1 include:_spf.mail.hostinger.com i, zoho-verification=zb45923210.zmverify.zo |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | anastasia.ns.cloudflare.com dns.cloudfla |
Analysis
IP Addresses
rostud.io directs to four IP numbers, which are 104.21.22.37, 172.67.202.109, 2606:4700:3033::ac43:ca6d and 2606:4700:3037::6815:1625.
Additional host names — www.cdxxy.cn, vanstart.com, conexoo.com and two others — share IP numbers with rostud.io.
Name Servers
The NS records for rostud.io delegate to anastasia.ns.cloudflare.com and gabriel.ns.cloudflare.com.
rostud.io shares its name server setup with other domains, including com-saintpierre.com, alarmnation.com, inboxexpertiesworks.agency and two others.
At least some of rostud.io's name servers are shared with other domains, for example 715am.com, asgdhgdhd.top, zjsgb4fxe.com and two more.
These name servers are often deployed together with the name servers ursula.ns.cloudflare.com, val.ns.cloudflare.com, ace.ns.cloudflare.com and elijah.ns.cloudflare.com.
Host names with 6 IP numbers:
anastasia.ns.cloudflare.com maps to 108.162.194.227, 162.159.38.227, 172.64.34.227 and 3 additional IP addresses.
gabriel.ns.cloudflare.com maps to 108.162.195.244, 162.159.44.244, 172.64.35.244 and 3 additional IP addresses.
Mail Servers
The MX records for rostud.io list three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
rostud.io shares mail servers — at least in part — with other domains, including associatedoptions.com, farvardin.info, smdc.it and two others.
All three hosts carry a single IP: mx2.zoho.com directs to 136.143.183.44, while mx3.zoho.com and mx.zoho.com both direct to 204.141.43.44.
mx3.zoho.com and mx.zoho.com each have 204.141.43.44 IP addresses.