studyskill.org - dns.ninja
studyskill.org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2606:4700:3031::ac43:a57b🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:41bf🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.65.191Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.165.123🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | finley.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c3a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | finley.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c33a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | finley.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:233a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | finley.ns.cloudflare.com | ||||||
| A | 108.162.195.58🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | finley.ns.cloudflare.com | ||||||
| A | 162.159.44.58Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | finley.ns.cloudflare.com | ||||||
| A | 172.64.35.58🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | finley.ns.cloudflare.com | ||||||
| NS | melissa.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ac7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0c7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20c7🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| A | 108.162.192.199🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| A | 172.64.32.199🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| A | 173.245.58.199🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| MX | mail.studyskill.org ⭐ | ||||||
| A | 149.102.145.114🇬🇧 CONTABO149.102.144.0/21 Route Registered for Cogent Communications Customer - Contabo GmbH | ||||||
| PTR | mail.studyskill.org | ||||||
| TXT | v=spf1 mx -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.65.191, 172.67.165.123 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:a57b, 2606:4700:3034::6815:41bf | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=93, name=cloudflare-ech.com | ||||||
| SOA | finley.ns.cloudflare.comdns@cloudflare.com serial=2407723240 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1782834178 | ||||||
Subdomains
mail.studyskill.org |
Same first word
studyskill.org |
Similar names
DNS History
9 records (7 active, 2 former)
●NSfinley.ns.cloudflare.com2026-04-05 → 2026-06-30 · 2 obs
● 2026-06-30 16:08:50
●NSmelissa.ns.cloudflare.com2026-04-05 → 2026-06-30 · 2 obs
● 2026-06-30 16:08:50
●MXmail.studyskill.org2026-04-05 → 2026-06-30 · 2 obs
● 2026-06-30 16:08:50
●A104.21.65.1912026-04-05 → 2026-06-30 · 2 obs
● 2026-06-30 16:08:50
●A172.67.165.1232026-04-05 → 2026-06-30 · 2 obs
● 2026-06-30 16:08:50
○A2606:4700:3030::6815:41bf2026-04-05 → 2026-06-12 · 4 obs
● 2026-06-12 15:58:58
○ 2026-06-28 22:56:00
○ 2026-06-30 16:08:50
○A2606:4700:3030::ac43:a57b2026-04-05 → 2026-06-12 · 4 obs
● 2026-06-12 15:58:58
○ 2026-06-28 22:56:00
○ 2026-06-30 16:08:50
●A2606:4700:3031::ac43:a57b2026-06-28 → 2026-06-30 · 3 obs
● 2026-06-28 22:56:00
● 2026-06-30 16:08:50
●A2606:4700:3034::6815:41bf2026-06-28 → 2026-06-30 · 3 obs
● 2026-06-28 22:56:00
● 2026-06-30 16:08:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| studyskill.org | melissa.ns.cloudflare.com, finley.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.199
NS records: melissa.ns.cloudflare.com, finley.ns.cloudflare.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 360ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.165.123, 104.21.65.191 |
| AAAA | 2 | 2606:4700:3034::6815:41bf, 2606:4700:3031::ac43:a57b |
| NS | 2 | finley.ns.cloudflare.com, melissa.ns.cloudflare.com |
| MX | 1 | mail.studyskill.org (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | finley.ns.cloudflare.com dns.cloudflare. |
Analysis
Hierarchy
mail.studyskill.org is a subdomain of studyskill.org.
IP Addresses
studyskill.org points to the four IP addresses 104.21.65.191, 172.67.165.123, 2606:4700:3031::ac43:a57b and 2606:4700:3034::6815:41bf.
Two other host names, along with micowaqiuscollective.sbs, ddgpodcast.com and iosfiles.com, also share IP numbers with studyskill.org.
Name Servers
DNS delegation for studyskill.org points to two name servers: finley.ns.cloudflare.com and melissa.ns.cloudflare.com.
studyskill.org shares its NS records with other domains, for example nina-ai.com, clarithenovi.com, green-ping.store and two others.
The name servers of studyskill.org overlap at least partially with those of other domains — among them 6win598.com, vacroone.enterprises, ligonhydraulics.com and two more.
These name servers commonly appear in combination with the name servers sandra.ns.cloudflare.com.
DNS names with 6 IP addresses:
finley.ns.cloudflare.com has IP addresses 108.162.195.58, 162.159.44.58 and 172.64.35.58, plus 3 other.
melissa.ns.cloudflare.com has IP addresses 108.162.192.199, 172.64.32.199 and 173.245.58.199, plus 3 other.
Mail Servers
The sole mail server for studyskill.org is mail.studyskill.org.
Mail server setup for studyskill.org matches that of other domains, among them softscrum.com.
mail.studyskill.org has exactly one IP number: 149.102.145.114.