superlearn.kr - robtex.com
superlearn.kr
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:c8d7🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:15dd🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.21.221Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.200.215🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | achiel.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c7b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | achiel.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c37b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | achiel.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:237b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | achiel.ns.cloudflare.com | ||||||
| A | 108.162.195.123🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | achiel.ns.cloudflare.com | ||||||
| A | 162.159.44.123Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | achiel.ns.cloudflare.com | ||||||
| A | 172.64.35.123🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | achiel.ns.cloudflare.com | ||||||
| NS | tia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ae5🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0e5🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20e5🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| A | 108.162.192.229🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| A | 172.64.32.229🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| A | 173.245.58.229🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | tia.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.21.221, 172.67.200.215 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:c8d7, 2606:4700:3034::6815:15dd | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=210, name=cloudflare-ech.com | ||||||
| SOA | achiel.ns.cloudflare.comdns@cloudflare.com serial=2402253729 | ||||||
kr
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | g.dns.kr ⭐ | ||||||
| NS | b.dns.kr | ||||||
| NS | c.dns.kr | ||||||
| NS | d.dns.kr | ||||||
| NS | e.dns.kr | ||||||
| NS | f.dns.kr | ||||||
| SOA | g.dns.krdomain-manager@nic.or.kr serial=2605130520 | ||||||
Subdomains
leadwin.superlearn.kr |
Same first word
superlearn.de |
superlearn.com |
superlearn.kr |
Similar names
DNS History
6 records (6 active, 0 former)
●NSachiel.ns.cloudflare.com2026-04-21 → 2026-05-12 · 2 obs
● 2026-05-12 23:33:26
●NStia.ns.cloudflare.com2026-04-21 → 2026-05-12 · 2 obs
● 2026-05-12 23:33:26
●A104.21.21.2212026-04-21 → 2026-05-12 · 2 obs
● 2026-05-12 23:33:26
●A172.67.200.2152026-04-21 → 2026-05-12 · 2 obs
● 2026-05-12 23:33:26
●A2606:4700:3033::ac43:c8d72026-04-21 → 2026-05-12 · 2 obs
● 2026-05-12 23:33:26
●A2606:4700:3034::6815:15dd2026-04-21 → 2026-05-12 · 2 obs
● 2026-05-12 23:33:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kr | c.dns.kr, e.dns.kr, d.dns.kr, g.dns.kr... | - |
| superlearn.kr | achiel.ns.cloudflare.com, tia.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.35.123
NS records: achiel.ns.cloudflare.com, tia.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for superlearn.kr (unsigned zone)
⏱️ Timing
Total: 995ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.21.221, 172.67.200.215 |
| AAAA | 2 | 2606:4700:3033::ac43:c8d7, 2606:4700:3034::6815:15dd |
| NS | 2 | achiel.ns.cloudflare.com, tia.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | achiel.ns.cloudflare.com dns.cloudflare. |
Analysis
Hierarchy
superlearn.kr is parent of leadwin.superlearn.kr.
IP Addresses
superlearn.kr points to four IP numbers: 2606:4700:3033::ac43:c8d7, 2606:4700:3034::6815:15dd, 104.21.21.221 and 172.67.200.215.
Other host names, for instance oigame.com, tazur.com, v1022.wesopro.xyz, guillermomercado.com and verino.vip share IP numbers with superlearn.kr.
Name Servers
superlearn.kr's delegation is to two name servers achiel.ns.cloudflare.com and tia.ns.cloudflare.com.
superlearn.kr uses the same name server setup as other domains, for example casinobonuses.site and leadwin.kr.
superlearn.kr at least partially shares its name servers with other domains, for instance actman.tw, lead-me.co.il, royalhallmark.com, somersetdamaccommodation.com.au and centroassist.info.
These name servers are commonly used with grannbo.ns.cloudflare.com, clara.ns.cloudflare.com and hadlee.ns.cloudflare.com.
Host names with six IP numbers:
achiel.ns.cloudflare.com points to: 2606:4700:58::a29f:2c7b, 2803:f800:50::6ca2:c37b, 2a06:98c1:50::ac40:237b, 108.162.195.123, 162.159.44.123 and 172.64.35.123.
tia.ns.cloudflare.com points to: 2606:4700:50::adf5:3ae5, 2803:f800:50::6ca2:c0e5, 2a06:98c1:50::ac40:20e5, 108.162.192.229, 172.64.32.229 and 173.245.58.229.