studygen.icu - robtex.com
studygen.icu
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:d770🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:45e9🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.69.233Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.215.112🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | owen.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bdb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1db🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21db🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| A | 108.162.193.219🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| A | 172.64.33.219🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| A | 173.245.59.219🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | owen.ns.cloudflare.com | ||||||
| NS | sunny.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26a6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2a6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22a6🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 108.162.194.166🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 162.159.38.166Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| A | 172.64.34.166🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | sunny.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.69.233, 172.67.215.112 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:d770, 2606:4700:3035::6815:45e9 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=80, name=cloudflare-ech.com | ||||||
| SOA | owen.ns.cloudflare.comdns@cloudflare.com serial=2400568800 | ||||||
icu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.nic.icu | ||||||
| NS | b.nic.icu | ||||||
| NS | c.nic.icu | ||||||
| NS | d.nic.icu | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1778357467 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSowen.ns.cloudflare.com2026-05-07 → 2026-05-09 · 2 obs
● 2026-05-09 20:39:56
●NSsunny.ns.cloudflare.com2026-05-07 → 2026-05-09 · 2 obs
● 2026-05-09 20:39:56
●A104.21.69.2332026-05-07 → 2026-05-09 · 2 obs
● 2026-05-09 20:39:56
●A172.67.215.1122026-05-07 → 2026-05-09 · 2 obs
● 2026-05-09 20:39:56
●A2606:4700:3032::ac43:d7702026-05-07 → 2026-05-09 · 2 obs
● 2026-05-09 20:39:56
●A2606:4700:3035::6815:45e92026-05-07 → 2026-05-09 · 2 obs
● 2026-05-09 20:39:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| icu | a.nic.icu, b.nic.icu, c.nic.icu, d.nic.icu | 8 records |
| studygen.icu | sunny.ns.cloudflare.com, owen.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.219
NS records: sunny.ns.cloudflare.com, owen.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studygen.icu (unsigned zone)
⏱️ Timing
Total: 836ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.69.233, 172.67.215.112 |
| AAAA | 2 | 2606:4700:3032::ac43:d770, 2606:4700:3035::6815:45e9 |
| NS | 2 | owen.ns.cloudflare.com, sunny.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | owen.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.nic.icu, b.nic.icu, c.nic.icu...)
Analysis
IP Addresses
studygen.icu points to four IP numbers: 2606:4700:3032::ac43:d770, 2606:4700:3035::6815:45e9, 104.21.69.233 and 172.67.215.112.
Other host names, for instance flats99.com, flgyt.com, kozmetikara.com, daysc.com and mx.comprami.info share IP numbers with studygen.icu.
Name Servers
studygen.icu is delegated to two name servers: owen.ns.cloudflare.com and sunny.ns.cloudflare.com.
studygen.icu uses the same name server setup as other domains, for instance citycarousel.com, clearhaven.sbs, happymarket.gifts, lockertrail.com and focusfjord.com.
studygen.icu shares name servers with other domains at least partially, for instance vikingtitle.com, dvsystems.co, vnrenting.com, jardimdapini.pt and rk.net.nz.
These name servers are often used with sullivan.ns.cloudflare.com, ricardo.ns.cloudflare.com, sima.ns.cloudflare.com, mckinley.ns.cloudflare.com and megan.ns.cloudflare.com.
Host names with six IP numbers: owen.ns.cloudflare.com points to 2606:4700:58::adf5:3bdb, 2803:f800:50::6ca2:c1db, 2a06:98c1:50::ac40:21db, 108.162.193.219, 172.64.33.219 and 173.245.59.219; sunny.ns.cloudflare.com points to 2606:4700:50::a29f:26a6, 2803:f800:50::6ca2:c2a6, 2a06:98c1:50::ac40:22a6, 108.162.194.166, 162.159.38.166 and 172.64.34.166.