www.studycrab.com - robtex.com
www.studycrab.com
| CNAME | cname.vercel-dns.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.33.60.129🇺🇸 Amazon66.33.60.0/24 EC2 Prefix | ||||||
| A | 76.76.21.22🇺🇸 Amazon76.76.21.0/24 EC2 Prefix | ||||||
| NS | ns1.vercel-dns-3.com ⭐ | ||||||
| A | 2600:9000:5301:5c00::1🇺🇸 Amazon2600:9000:5301::/48 - CloudFront | ||||||
| PTR | ns-348.awsdns-43.com | ||||||
| A | 205.251.193.92🇺🇸 Amazon205.251.193.0/24 prefix | ||||||
| PTR | ns-348.awsdns-43.com | ||||||
| NS | ns2.vercel-dns-3.com | ||||||
| A | 2600:9000:5302:9500::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-661.awsdns-18.net | ||||||
| A | 205.251.194.149🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-661.awsdns-18.net | ||||||
| NS | ns3.vercel-dns-3.com | ||||||
| A | 2600:9000:5305:7400::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1396.awsdns-46.org | ||||||
| A | 205.251.197.116🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1396.awsdns-46.org | ||||||
| NS | ns4.vercel-dns-3.com | ||||||
| A | 2600:9000:5307:3c00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1852.awsdns-39.co.uk | ||||||
| A | 205.251.199.60🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1852.awsdns-39.co.uk | ||||||
| SOA | ns1.vercel-dns-3.comawsdns-hostmaster@amazon.com serial=1 | ||||||
studycrab.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::ac43:a730🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:105c🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.16.92Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.167.48🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | keira.ns.cloudflare.com ⭐ | ||||||
| NS | ned.ns.cloudflare.com | ||||||
| MX | mx1.hostinger.com ⭐ | ||||||
| MX | mx2.hostinger.com(10) | ||||||
| TXT | google-site-verification=xo3XDndGHhgp6UIhGLIiovwxALqIPxjAOre5bUBfqIY | ||||||
| TXT | v=spf1 include:_spf.mail.hostinger.com ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.16.92, 172.67.167.48 | ||||||
| IPv6 hints | 2606:4700:3034::ac43:a730, 2606:4700:3035::6815:105c | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=145, name=cloudflare-ech.com | ||||||
| SOA | keira.ns.cloudflare.comdns@cloudflare.com serial=2398396666 | ||||||
Same first word
Similar names
DNS History
5 records (1 active, 4 former)
○A104.18.44.1052018-06-27 → 2018-06-27 · 3 obs
○ 2026-03-29 01:04:14
○ 2026-04-15 08:24:06
○A104.18.45.1052018-06-27 → 2018-06-27 · 3 obs
○ 2026-03-29 01:04:14
○ 2026-04-15 08:24:06
○A2400:cb00:2048:1::6812:2c692018-06-27 → 2018-06-27 · 3 obs
○ 2026-03-29 01:04:14
○ 2026-04-15 08:24:06
○A2400:cb00:2048:1::6812:2d692018-06-27 → 2018-06-27 · 3 obs
○ 2026-03-29 01:04:14
○ 2026-04-15 08:24:06
●CNAMEcname.vercel-dns.com2026-03-29 → 2026-04-15 · 2 obs
● 2026-04-15 08:24:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| studycrab.com | ned.ns.cloudflare.com, keira.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.210
NS records: ned.ns.cloudflare.com, keira.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studycrab.com (unsigned zone)
⏱️ Timing
Total: 160ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | cname.vercel-dns.com |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (ned.ns.cloudflare.com, ned.ns.cloudflare.com, ned.ns.cloudflare.com...)
Analysis
IP Addresses
www.studycrab.com resolves to two IP numbers: 66.33.60.129 and 76.76.21.22.
other host names including mimi.se, iamarek.com, dobago-film.com, ns2.gamepaused.net and mahringer.tech share IP numbers with www.studycrab.com.
Name Servers
www.studycrab.com is delegated to four name servers: ns1.vercel-dns-3.com, ns2.vercel-dns-3.com, ns3.vercel-dns-3.com and ns4.vercel-dns-3.com.
www.studycrab.com at least partially shares name servers with other domains, for instance vercel-dns-3.com, cname.vercel-dns.com, now.sh and vercel.app.
Host names with two IP numbers:
ns1.vercel-dns-3.com points to 2600:9000:5301:5c00::1 and 205.251.193.92; ns2.vercel-dns-3.com points to 2600:9000:5302:9500::1 and 205.251.194.149; ns3.vercel-dns-3.com points to 2600:9000:5305:7400::1 and 205.251.197.116; ns4.vercel-dns-3.com points to 2600:9000:5307:3c00::1 and 205.251.199.60.