duoilingo.com - robtex.com
duoilingo.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 208.91.196.152🇻🇬 CONFLUENCE-NETWORK-INC208.91.196.0/24 Confluence Networks Route Object | ||||||
| NS | sk.s7.ans1.ns147.klczy.com ⭐ | ||||||
| A | 208.91.196.152🇻🇬 CONFLUENCE-NETWORK-INC208.91.196.0/24 Confluence Networks Route Object | ||||||
| NS | sk.s7.ans2.ns147.klczy.com | ||||||
| A | 199.79.60.152🇻🇬 CONFLUENCE-NETWORK-INC199.79.60.0/24 Confluence Networks Route Object | ||||||
| MX | ~ ⭐ | ||||||
| TXT | ~ | ||||||
| SOA | sk.s7.ans1.ns147.klczy.comabuse@confluence-networks.com 2011-06-28 #1 | ||||||
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=1771291435 | ||||||
Same first word
duoilingo.com |
Similar names
DNS History
10 records (4 active, 6 former)
○NSsk.s5.cm.ns1.90.ztomy.com2015-04-21 → 2017-02-03 · 3 obs
● 2017-02-03 14:31:30
○ 2026-03-16 07:47:36
○NSsk.s5.cm.ns2.90.ztomy.com2015-04-21 → 2017-02-03 · 3 obs
● 2017-02-03 14:31:30
○ 2026-03-16 07:47:36
●NSsk.s7.ans1.ns147.klczy.com2026-03-16 → 2026-03-16 · 2 obs
● 2026-03-16 07:47:36
●NSsk.s7.ans2.ns147.klczy.com2026-03-16 → 2026-03-16 · 2 obs
● 2026-03-16 07:47:36
●MX~2026-03-16 → 2026-03-16 · 2 obs
● 2026-03-16 07:47:36
○MXmail.b-io.co2015-04-21 → 2015-04-21 · 3 obs
○ 2015-10-16 08:22:46
○ 2026-03-16 07:47:36
○A141.8.225.982015-04-21 → 2017-02-03 · 3 obs
● 2017-02-03 14:31:30
○ 2026-03-16 07:47:36
●A208.91.196.1522026-03-16 → 2026-03-16 · 2 obs
● 2026-03-16 07:47:36
○PTRsk.s5.cm.ns1.90.ztomy.com2017-02-03 → 2017-02-03 · 2 obs
○ 2026-03-16 07:47:36
○PTRsk.s7.ans1.ns147.klczy.com2026-03-16 → 2026-03-16 · 1 obs
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| duoilingo.com | sk.s7.ans2.ns147.klczy.com, sk.s7.ans1.ns147.klczy.com | 2 records |
✅ Authoritative Response
Server: 199.79.60.152
NS records: sk.s7.ans2.ns147.klczy.com, sk.s7.ans1.ns147.klczy.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duoilingo.com (unsigned zone)
⏱️ Timing
Total: 322ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.91.196.152 |
| NS | 2 | sk.s7.ans2.ns147.klczy.com, sk.s7.ans1.ns147.klczy.com |
| MX | 1 | ~ (pri: 300) |
| TXT | 1 | ~ |
| SOA | 1 | sk.s7.ans1.ns147.klczy.com abuse.conflue |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (sk.s7.ans2.ns147.klczy.com, sk.s7.ans1.ns147.klczy.com)
Analysis
IP Addresses
duoilingo.com points to a single IP number: 208.91.196.152.
Other host names, for instance mail.fulldouga.com, mueller-optronic.com, lnstagramn.myfanpage.org, pgsp.org and jeffersonianapts.com share IP numbers with duoilingo.com.
Name Servers
Delegation for duoilingo.com rests with two name servers, sk.s7.ans1.ns147.klczy.com and sk.s7.ans2.ns147.klczy.com.
duoilingo.com shares the same name server setup as other domains, including cetiport.com, webmailpool.vyoutube.com, www.ryoutube.com, rwfj.org and indiancinemafans.com.
duoilingo.com partially shares name servers with other domains; for instance boasnovas.com and 140.146.115.in-addr.arpa.
These name servers are commonly used with sk.s5.cm.ns1.37.ztomy.com and sk.s5.cm.ns2.37.ztomy.com.
Host names with one IP number: sk.s7.ans1.ns147.klczy.com points to 208.91.196.152; sk.s7.ans2.ns147.klczy.com points to 199.79.60.152.
Mail Servers
duoilingo.com is handled by a single mail server, ~.
duoilingo.com uses the same mail server configuration as other domains, such as 1dibs.com, mx.heatherhill3.org, com.keeporganized.com, www.jameslayers.org and www.garciaradio.com.