simku.com - dns.ninja
simku.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=1785826577 | ||||||
Subdomains
Same first word
Similar names
DNS History
12 records (5 active, 7 former)
○NSns.pipni.cz2015-08-23 → 2019-03-20 · 4 obs
● 2019-03-20 19:06:00
○ 2026-03-02 05:58:02
○ 2026-08-04 06:57:22
●NSns1.ignum.com2026-03-02 → 2026-08-04 · 3 obs
● 2026-03-02 05:58:02
● 2026-08-04 06:57:22
●NSns2.ignum.cz2026-03-02 → 2026-08-04 · 3 obs
● 2026-03-02 05:58:02
● 2026-08-04 06:57:22
○NSns2.pipni.cz2015-08-23 → 2019-03-20 · 4 obs
● 2019-03-20 19:06:00
○ 2026-03-02 05:58:02
○ 2026-08-04 06:57:22
●MX2e28215b25ee423f.mx1.emailprofi.seznam.cz2026-03-02 → 2026-08-04 · 3 obs
● 2026-03-02 05:58:02
● 2026-08-04 06:57:22
●MX2e28215b25ee423f.mx2.emailprofi.seznam.cz2026-03-02 → 2026-08-04 · 3 obs
● 2026-03-02 05:58:02
● 2026-08-04 06:57:22
○MXalt1.aspmx.l.google.com2015-08-23 → 2019-03-20 · 4 obs
● 2019-03-20 19:06:00
○ 2026-03-02 05:58:02
○ 2026-08-04 06:57:22
○MXalt2.aspmx.l.google.com2015-08-23 → 2019-03-20 · 4 obs
● 2019-03-20 19:06:00
○ 2026-03-02 05:58:02
○ 2026-08-04 06:57:22
○MXaspmx.l.google.com2015-08-23 → 2019-03-20 · 4 obs
● 2019-03-20 19:06:00
○ 2026-03-02 05:58:02
○ 2026-08-04 06:57:22
○MXaspmx2.googlemail.com2015-08-23 → 2019-03-20 · 4 obs
● 2019-03-20 19:06:00
○ 2026-03-02 05:58:02
○ 2026-08-04 06:57:22
○MXaspmx3.googlemail.com2015-08-23 → 2019-03-20 · 4 obs
● 2019-03-20 19:06:00
○ 2026-03-02 05:58:02
○ 2026-08-04 06:57:22
●A93.185.104.272015-08-23 → 2026-08-04 · 2 obs
● 2026-08-04 06:57:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| simku.com | ns2.ignum.cz, ns1.ignum.com | 2 records |
✅ Authoritative Response
Server:217.31.48.201
NS records: ns2.ignum.cz, ns1.ignum.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simku.com (unsigned zone)
⏱️ Timing
Total: 678ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 93.185.104.27 |
| NS | 2 | ns1.ignum.com, ns2.ignum.cz |
| MX | 2 | 2e28215b25ee423f.mx1.emailprofi.seznam.c, 2e28215b25ee423f.mx2.emailprofi.seznam.c |
| TXT | 1 | v=spf1 include:spf.seznam.cz ~all |
| SOA | 1 | ns1.ignum.com hostmaster.ignum.cz |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.ignum.com, ns1.ignum.com)
Analysis
Hierarchy
simku.com serves as the parent of www.simku.com and mail.simku.com.
IP Addresses
simku.com has exactly one IP address — 93.185.104.27.
rushingit.us, uwrugby.com, ifve.cz plus two other host names have IP numbers in common with simku.com.
Name Servers
The NS records for simku.com delegate to ns1.ignum.com and ns2.ignum.cz.
The name server configuration of simku.com is shared with other domains, for instance ondrejturek.cz, olszyna.cz, izo.cz and two others.
The name servers of simku.com overlap at least partially with those of other domains — among them er-email.com, globalpay.at, 141.109.62.in-addr.arpa and two more.
These name servers commonly co-occur with the name servers ns1.webcloud.cz, ns1.ignum.eu, ns2.ignum.eu and ns3.ignum.eu.
ns1.ignum.com resolves to 185.65.223.35 and 2a00:1e40:a:53::5. Likewise, ns2.ignum.cz resolves to 217.31.48.201 and 2001:1ab0:7e1e:2::5 — two IP addresses apiece.
Mail Servers
simku.com uses two mail servers, 2e28215b25ee423f.mx1.emailprofi.seznam.cz and 2e28215b25ee423f.mx2.emailprofi.seznam.cz.
2e28215b25ee423f.mx1.emailprofi.seznam.cz resolves to 77.75.77.56 and 2a02:598:2::1056. Likewise, 2e28215b25ee423f.mx2.emailprofi.seznam.cz resolves to 77.75.77.146 and 2a02:598:2::1146 — two IP addresses apiece.