study4exam.com - dns.ninja
study4exam.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::ac43:a269🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:3ab3🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.58.179Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.162.105🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | major.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3bf1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1f1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21f1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| A | 108.162.193.241🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| A | 172.64.33.241🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| A | 173.245.59.241🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | major.ns.cloudflare.com | ||||||
| NS | marissa.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2672🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marissa.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c272🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | marissa.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2272🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | marissa.ns.cloudflare.com | ||||||
| A | 108.162.194.114🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marissa.ns.cloudflare.com | ||||||
| A | 162.159.38.114Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marissa.ns.cloudflare.com | ||||||
| A | 172.64.34.114🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | marissa.ns.cloudflare.com | ||||||
| MX | _dc-mx.1831b1c364bd.study4exam.com ⭐ | ||||||
| A | 57.128.129.127🇫🇷 OVH57.128.128.0/18 | ||||||
| PTR | ip127.ip-57-128-129.eu | ||||||
| TXT | v=spf1 ip4:51.195.234.195 +a +ip4:57.128.129.127 ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.58.179, 172.67.162.105 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:a269, 2606:4700:3036::6815:3ab3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=81, name=cloudflare-ech.com | ||||||
| SOA | major.ns.cloudflare.comdns@cloudflare.com serial=2409592489 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1785279072 | ||||||
Subdomains
mail.study4exam.com |
Same first word
study4exam.com |
DNS History
9 records (7 active, 2 former)
●NSmajor.ns.cloudflare.com2026-02-15 → 2026-07-28 · 2 obs
● 2026-07-28 23:11:40
●NSmarissa.ns.cloudflare.com2026-02-15 → 2026-07-28 · 2 obs
● 2026-07-28 23:11:40
●MX_dc-mx.1831b1c364bd.study4exam.com2026-02-15 → 2026-07-28 · 2 obs
● 2026-07-28 23:11:40
●A104.21.58.1792026-02-15 → 2026-07-28 · 2 obs
● 2026-07-28 23:11:40
●A172.67.162.1052026-02-15 → 2026-07-28 · 2 obs
● 2026-07-28 23:11:40
●A2606:4700:3030::ac43:a2692026-07-03 → 2026-07-28 · 3 obs
● 2026-07-03 22:03:22
● 2026-07-28 23:11:40
○A2606:4700:3031::6815:3ab32026-02-15 → 2026-06-08 · 4 obs
● 2026-06-08 18:52:28
○ 2026-07-03 22:03:22
○ 2026-07-28 23:11:40
●A2606:4700:3036::6815:3ab32026-07-03 → 2026-07-28 · 3 obs
● 2026-07-03 22:03:22
● 2026-07-28 23:11:40
○A2606:4700:3036::ac43:a2692026-02-15 → 2026-06-08 · 4 obs
● 2026-06-08 18:52:28
○ 2026-07-03 22:03:22
○ 2026-07-28 23:11:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, j.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| study4exam.com | major.ns.cloudflare.com, marissa.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.241
NS records: major.ns.cloudflare.com, marissa.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for study4exam.com (unsigned zone)
⏱️ Timing
Total: 147ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.58.179, 172.67.162.105 |
| AAAA | 2 | 2606:4700:3030::ac43:a269, 2606:4700:3036::6815:3ab3 |
| NS | 2 | major.ns.cloudflare.com, marissa.ns.cloudflare.com |
| MX | 1 | _dc-mx.1831b1c364bd.study4exam.com (pri: |
| TXT | 1 | v=spf1 ip4:51.195.234.195 +a +ip4:57.128 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | major.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (major.ns.cloudflare.com, major.ns.cloudflare.com, major.ns.cloudflare.com...)
Analysis
Hierarchy
study4exam.com is a parent domain of mail.study4exam.com.
IP Addresses
study4exam.com has four IP addresses: 104.21.58.179, 172.67.162.105, 2606:4700:3030::ac43:a269 and 2606:4700:3036::6815:3ab3.
tastyislandhawaii.com, payrollmn.com, gamemania.top plus two other host names have IP numbers in common with study4exam.com.
Name Servers
DNS delegation for study4exam.com points to two name servers: major.ns.cloudflare.com and marissa.ns.cloudflare.com.
The name server configuration of study4exam.com is shared with other domains, for instance cuvall.com, asousa.ca, rishastyle.com and two others.
study4exam.com shares at least some of its name servers with other domains, including veraapp.de, i-host.fr, xyuanttp.buzz and two others.
These name servers are frequently seen alongside the name servers albert.ns.cloudflare.com.
Hosts with 6 IP addresses each:
major.ns.cloudflare.com has IP addresses 108.162.193.241, 172.64.33.241 and 173.245.59.241, plus 3 other.
marissa.ns.cloudflare.com has IP addresses 108.162.194.114, 162.159.38.114 and 172.64.34.114, plus 3 other.
Mail Servers
study4exam.com uses one mail server — _dc-mx.1831b1c364bd.study4exam.com.
_dc-mx.1831b1c364bd.study4exam.com has exactly one IP number: 57.128.129.127.