stepik.com - dns.ninja
stepik.com
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=1783170581 | ||||||
Same first word
Similar names
DNS History
17 records (9 active, 8 former)
●NSns.forpsi.net2015-07-11 → 2026-07-04 · 2 obs
● 2026-07-04 13:13:52
○MXalt1.aspmx.l.google.com2015-07-11 → 2017-01-22 · 4 obs
● 2017-01-22 07:38:08
○ 2026-02-17 02:41:44
○ 2026-07-04 13:13:52
○MXalt2.aspmx.l.google.com2015-07-11 → 2017-01-22 · 4 obs
● 2017-01-22 07:38:08
○ 2026-02-17 02:41:44
○ 2026-07-04 13:13:52
○MXaspmx.l.google.com2015-07-11 → 2017-01-22 · 4 obs
● 2017-01-22 07:38:08
○ 2026-02-17 02:41:44
○ 2026-07-04 13:13:52
○MXaspmx2.googlemail.com2015-07-11 → 2017-01-22 · 4 obs
● 2017-01-22 07:38:08
○ 2026-02-17 02:41:44
○ 2026-07-04 13:13:52
○MXaspmx3.googlemail.com2015-07-11 → 2017-01-22 · 4 obs
● 2017-01-22 07:38:08
○ 2026-02-17 02:41:44
○ 2026-07-04 13:13:52
○MXaspmx4.googlemail.com2015-07-11 → 2017-01-22 · 4 obs
● 2017-01-22 07:38:08
○ 2026-02-17 02:41:44
○ 2026-07-04 13:13:52
○MXaspmx5.googlemail.com2015-07-11 → 2017-01-22 · 4 obs
● 2017-01-22 07:38:08
○ 2026-02-17 02:41:44
○ 2026-07-04 13:13:52
●MXc43edf2aaaf248cd.mx1.emailprofi.seznam.cz2026-02-17 → 2026-07-04 · 3 obs
● 2026-02-17 02:41:44
● 2026-07-04 13:13:52
●MXc43edf2aaaf248cd.mx2.emailprofi.seznam.cz2026-02-17 → 2026-07-04 · 3 obs
● 2026-02-17 02:41:44
● 2026-07-04 13:13:52
●A216.239.32.212026-02-17 → 2026-07-04 · 3 obs
● 2026-02-17 02:41:44
● 2026-07-04 13:13:52
●A216.239.34.212026-02-17 → 2026-07-04 · 3 obs
● 2026-02-17 02:41:44
● 2026-07-04 13:13:52
●A216.239.36.212026-02-17 → 2026-07-04 · 3 obs
● 2026-02-17 02:41:44
● 2026-07-04 13:13:52
●A216.239.38.212026-02-17 → 2026-07-04 · 3 obs
● 2026-02-17 02:41:44
● 2026-07-04 13:13:52
○A81.2.194.1532015-07-11 → 2017-01-22 · 4 obs
● 2017-01-22 07:38:08
○ 2026-02-17 02:41:44
○ 2026-07-04 13:13:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| stepik.com | ns.forpsi.net, ns.forpsi.us, ns.forpsi.cz | - |
✅ Authoritative Response
Server:81.2.194.130
NS records: ns.forpsi.net, ns.forpsi.us, ns.forpsi.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stepik.com (unsigned zone)
⏱️ Timing
Total: 849ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 216.239.32.21, 216.239.34.21... |
| NS | 3 | ns.forpsi.cz, ns.forpsi.us... |
| MX | 2 | c43edf2aaaf248cd.mx2.emailprofi.seznam.c, c43edf2aaaf248cd.mx1.emailprofi.seznam.c |
| SOA | 1 | ns.forpsi.net admin.forpsi.net |
Analysis
IP Addresses
stepik.com points to the four IP addresses 216.239.32.21, 216.239.34.21, 216.239.36.21 and 216.239.38.21.
tridente.info, imboycrazy.com, gulfkeralavacancys.com and two other host names share IP numbers with stepik.com.
Name Servers
stepik.com is served by three name servers: ns.forpsi.cz, ns.forpsi.net and ns.forpsi.us.
The name servers of stepik.com overlap at least partially with those of other domains — among them brusim.sk, pravdive.cz, spielbergbrno.cz and two more.
These name servers commonly appear alongside the name servers ns.forpsi.it and ns.forpsi.cn.
The hostnames ns.forpsi.cz, ns.forpsi.net and ns.forpsi.us each direct to two IP addresses — ns.forpsi.cz to 81.2.209.185 and 2001:15e8:201:1::d1b9, ns.forpsi.net to 81.2.194.130 and 2001:15e8:101:1::c282, and ns.forpsi.us to 95.110.254.165 and 2a00:6d41:2:1::5.
Mail Servers
Mail for stepik.com is handled by two mail servers — c43edf2aaaf248cd.mx1.emailprofi.seznam.cz and c43edf2aaaf248cd.mx2.emailprofi.seznam.cz.
c43edf2aaaf248cd.mx1.emailprofi.seznam.cz resolves to 77.75.77.56 and 2a02:598:2::1056. Likewise, c43edf2aaaf248cd.mx2.emailprofi.seznam.cz resolves to 77.75.77.146 and 2a02:598:2::1146 — two IP addresses apiece.