michaelruml.com - robtex.com
michaelruml.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.66.36.33🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805 | ||||||
| PTR | wh37.farma.gigaserver.cz | ||||||
| NS | 1.ns.gigaserver.cz ⭐ | ||||||
| A | 2a03:1e20:0:5::92🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804 | ||||||
| PTR | 1.ns.gigaserver.cz | ||||||
| A | 185.66.36.92🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805 | ||||||
| PTR | 1.ns.gigaserver.cz | ||||||
| NS | 2.ns.gigaserver.cz | ||||||
| A | 2a03:1e20:0:5::93🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804 | ||||||
| PTR | 2.ns.gigaserver.cz | ||||||
| A | 185.66.36.93🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805 | ||||||
| PTR | 2.ns.gigaserver.cz | ||||||
| NS | 3.ns.gigaserver.cz | ||||||
| A | 2a03:1e20:0:5::250🇨🇿 GIGASERVER2a03:1e20::/32 CZ-SEONET-20140804 | ||||||
| PTR | 3.ns.gigaserver.cz | ||||||
| A | 185.66.36.250🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805 | ||||||
| PTR | 3.ns.gigaserver.cz | ||||||
| NS | 4.ns.gigaserver.cz | ||||||
| A | 40.67.208.152🇳🇱 Microsoft40.67.0.0/16 | ||||||
| MX | mail.gigaserver.cz ⭐ | ||||||
| A | 185.66.36.222🇨🇿 GIGASERVER185.66.36.0/22 CZ-SEONET-20140805 | ||||||
| PTR | mail.gigaserver.cz | ||||||
| TXT | v=spf1 mx a include:smtp-gw.gigaserver.cz ~all | ||||||
| SOA | 1.ns.gigaserver.czdns@gigaserver.cz serial=1706106121 | ||||||
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=1774607892 | ||||||
Subdomains
mail.michaelruml.com |
Same first word
michaelruml.cz |
michaelruml.com |
DNS History
7 records (6 active, 1 former)
●NS1.ns.gigaserver.cz2018-06-19 → 2026-03-27 · 2 obs
● 2026-03-27 10:42:46
●NS2.ns.gigaserver.cz2018-06-19 → 2026-03-27 · 2 obs
● 2026-03-27 10:42:46
●NS3.ns.gigaserver.cz2018-06-19 → 2026-03-27 · 2 obs
● 2026-03-27 10:42:46
●NS4.ns.gigaserver.cz2018-06-19 → 2026-03-27 · 2 obs
● 2026-03-27 10:42:46
●MXmail.gigaserver.cz2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 10:42:46
○MXmail.michaelruml.com2018-06-19 → 2018-06-19 · 2 obs
○ 2026-03-27 10:42:46
●A185.66.36.332018-06-19 → 2026-03-27 · 2 obs
● 2026-03-27 10:42:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, l.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net... | - |
| michaelruml.com | 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz, 4.ns.gigaserver.cz | - |
✅ Authoritative Response
Server:185.66.36.93
NS records: 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz, 4.ns.gigaserver.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for michaelruml.com (unsigned zone)
⏱️ Timing
Total: 1059ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.66.36.33 |
| NS | 4 | 1.ns.gigaserver.cz, 2.ns.gigaserver.cz... |
| MX | 1 | mail.gigaserver.cz (pri: 50) |
| TXT | 1 | v=spf1 mx a include:smtp-gw.gigaserver.c |
| SOA | 1 | 1.ns.gigaserver.cz dns.gigaserver.cz |
Analysis
Hierarchy
michaelruml.com is the parent of mail.michaelruml.com.
IP Addresses
michaelruml.com resolves to a single IP address: 185.66.36.33.
Other host names including synpro.cz, nasadky.cz, karella.cz, grafero.com and parsun.cz share IP numbers with michaelruml.com.
Name Servers
michaelruml.com is delegated to four name servers: 1.ns.gigaserver.cz, 2.ns.gigaserver.cz, 3.ns.gigaserver.cz and 4.ns.gigaserver.cz.
michaelruml.com at least partially shares name servers with other domains, including envel.cz, minoxidil.cz, topwebinare.cz, dttechnologies.cz and studiork.cz.
Host names with two IP numbers:
1.ns.gigaserver.cz points to 2a03:1e20:0:5::92 and 185.66.36.92.
2.ns.gigaserver.cz points to 2a03:1e20:0:5::93 and 185.66.36.93.
3.ns.gigaserver.cz points to 2a03:1e20:0:5::250 and 185.66.36.250.
Host names with one IP number:
4.ns.gigaserver.cz points to 40.67.208.152.
Mail Servers
michaelruml.com is handled by a single mail server, mail.gigaserver.cz.
michaelruml.com shares its mail server setup with other domains, including ordinace-holoubek.cz, red3.lt, auto-moto-zazitky.cz, autoselly.com and cfos.cz.
michaelruml.com shares some mail servers with other domains, for example cool-ceny.pl and skvetiny.cz.
mail.gigaserver.cz points to a single IP: 185.66.36.222.