studykit.dev - robtex.com
studykit.dev
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:4b84🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:b148🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.75.132Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.177.72🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | memphis.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cbd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3bd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23bd🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 108.162.195.189🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 162.159.44.189Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 172.64.35.189🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| NS | nadia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3acf🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0cf🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20cf🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 108.162.192.207🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 172.64.32.207🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| A | 173.245.58.207🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nadia.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.75.132, 172.67.177.72 | ||||||
| IPv6 hints | 2606:4700:3032::6815:4b84, 2606:4700:3035::ac43:b148 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=224, name=cloudflare-ech.com | ||||||
| SOA | memphis.ns.cloudflare.comdns@cloudflare.com serial=2415964848 | ||||||
dev
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
10 records (6 active, 4 former)
●NSmemphis.ns.cloudflare.com2026-09-23 → 2026-09-28 · 2 obs
● 2026-09-28 22:41:08
●NSnadia.ns.cloudflare.com2026-09-23 → 2026-09-28 · 2 obs
● 2026-09-28 22:41:08
●A104.21.75.1322026-09-24 → 2026-09-28 · 3 obs
● 2026-09-24 22:32:08
● 2026-09-28 22:41:08
●A172.67.177.722026-09-24 → 2026-09-28 · 3 obs
● 2026-09-24 22:32:08
● 2026-09-28 22:41:08
○A188.114.96.02026-09-23 → 2026-09-23 · 3 obs
○ 2026-09-24 22:32:08
○ 2026-09-28 22:41:08
○A188.114.97.02026-09-23 → 2026-09-23 · 3 obs
○ 2026-09-24 22:32:08
○ 2026-09-28 22:41:08
●A2606:4700:3032::6815:4b842026-09-24 → 2026-09-28 · 3 obs
● 2026-09-24 22:32:08
● 2026-09-28 22:41:08
●A2606:4700:3035::ac43:b1482026-09-24 → 2026-09-28 · 3 obs
● 2026-09-24 22:32:08
● 2026-09-28 22:41:08
○A2a06:98c1:3120::2026-09-23 → 2026-09-23 · 3 obs
○ 2026-09-24 22:32:08
○ 2026-09-28 22:41:08
○A2a06:98c1:3121::2026-09-23 → 2026-09-23 · 3 obs
○ 2026-09-24 22:32:08
○ 2026-09-28 22:41:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| dev | ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | - |
| studykit.dev | nadia.ns.cloudflare.com, memphis.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.189
NS records: nadia.ns.cloudflare.com, memphis.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studykit.dev (unsigned zone)
⏱️ Timing
Total: 828ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.177.72, 104.21.75.132 |
| AAAA | 2 | 2606:4700:3035::ac43:b148, 2606:4700:3032::6815:4b84 |
| NS | 2 | memphis.ns.cloudflare.com, nadia.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | memphis.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
studykit.dev resolves to four IP addresses: 104.21.75.132, 172.67.177.72, 2606:4700:3032::6815:4b84 and 2606:4700:3035::ac43:b148.
Additional host names — bobaestudios.com, astroneelamsharma.com, roofnexmart.shop and two others — share IP numbers with studykit.dev.
Name Servers
DNS delegation for studykit.dev points to two name servers: memphis.ns.cloudflare.com and nadia.ns.cloudflare.com.
studykit.dev shares its name server setup with other domains, including mintheory.com, slotbirunew-org.pages.dev, stolya.com and two others.
studykit.dev has at least partial name server overlap with other domains, such as hqclientcloud.com, jamsszhao.workers.dev, hxq24456.workers.dev and two others.
These name servers tend to appear together with the name servers venus.ns.cloudflare.com, rosalie.ns.cloudflare.com and sue.ns.cloudflare.com.
Host names with 6 IP numbers:
memphis.ns.cloudflare.com has IP addresses 108.162.195.189, 162.159.44.189 and 172.64.35.189, plus 3 other.
nadia.ns.cloudflare.com has IP addresses 108.162.192.207, 172.64.32.207 and 173.245.58.207, plus 3 other.