0stud.io - robtex.com
0stud.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:c65c🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:524d🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.82.77Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.198.92🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ignat.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c13🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ignat.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c313🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ignat.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2313🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ignat.ns.cloudflare.com | ||||||
| A | 108.162.195.19🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ignat.ns.cloudflare.com | ||||||
| A | 162.159.44.19Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ignat.ns.cloudflare.com | ||||||
| A | 172.64.35.19🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ignat.ns.cloudflare.com | ||||||
| NS | ziggy.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26ed🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2ed🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22ed🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 108.162.194.237🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 162.159.38.237Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| A | 172.64.34.237🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ziggy.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.82.77, 172.67.198.92 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:c65c, 2606:4700:3037::6815:524d | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=96, name=cloudflare-ech.com | ||||||
| SOA | ignat.ns.cloudflare.comdns@cloudflare.com serial=2403048892 | ||||||
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=1778599251 | ||||||
Same first word
0stud.io |
Similar names
DNS History
6 records (6 active, 0 former)
●NSignat.ns.cloudflare.com2026-05-03 → 2026-05-12 · 2 obs
● 2026-05-12 15:47:32
●NSziggy.ns.cloudflare.com2026-05-03 → 2026-05-12 · 2 obs
● 2026-05-12 15:47:32
●A104.21.82.772026-05-03 → 2026-05-12 · 2 obs
● 2026-05-12 15:47:32
●A172.67.198.922026-05-03 → 2026-05-12 · 2 obs
● 2026-05-12 15:47:32
●A2606:4700:3033::ac43:c65c2026-05-03 → 2026-05-12 · 2 obs
● 2026-05-12 15:47:32
●A2606:4700:3037::6815:524d2026-05-03 → 2026-05-12 · 2 obs
● 2026-05-12 15:47:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | c0.nic.io, a2.nic.io, a0.nic.io, b0.nic.io | - |
| 0stud.io | ignat.ns.cloudflare.com, ziggy.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.38.237
NS records: ignat.ns.cloudflare.com, ziggy.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 0stud.io (unsigned zone)
⏱️ Timing
Total: 957ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.82.77, 172.67.198.92 |
| AAAA | 2 | 2606:4700:3033::ac43:c65c, 2606:4700:3037::6815:524d |
| NS | 2 | ignat.ns.cloudflare.com, ziggy.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ignat.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
0stud.io maps to four IP numbers: 2606:4700:3033::ac43:c65c, 2606:4700:3037::6815:524d, 104.21.82.77 and 172.67.198.92.
other host names include wikibbw.com, aqavic.org.au, galaxygrowth.io, hazirlayinvalizleri.com and www.xn--comerigualada-mgb.cat; they share IP numbers with 0stud.io.
Name Servers
Two name servers ignat.ns.cloudflare.com and ziggy.ns.cloudflare.com handle the delegation for 0stud.io.
0stud.io shares the same name server setup as other domains, for instance 789winx.net, cm88.law, kubet3d.com, heartsandstarssalon.com and cm88viet.com.
0stud.io at least partially shares name servers with other domains, for instance idox.ai, akamdata.com, 3(0x353378)x.com, livarkahil.com and xoilactv168.com.
These name servers are commonly used alongside raphaela.ns.cloudflare.com.
Six IP addresses per host:
ignat.ns.cloudflare.com points to 2606:4700:58::a29f:2c13, 2803:f800:50::6ca2:c313, 2a06:98c1:50::ac40:2313, 108.162.195.19, 162.159.44.19 and 172.64.35.19; ziggy.ns.cloudflare.com points to 2606:4700:50::a29f:26ed, 2803:f800:50::6ca2:c2ed, 2a06:98c1:50::ac40:22ed, 108.162.194.237, 162.159.38.237 and 172.64.34.237