bistraw.cz - robtex.com
bistraw.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 37.143.116.255🇨🇿 PE3NY-AS37.143.112.0/21 Pe3ny.net | ||||||
| PTR | gavriel.cz | ||||||
| NS | ns1.ignum.com ⭐ | ||||||
| A | 2a00:1e40:a:53::5🇸🇰 IGNUM-AS2a00:1e40:a::/48 | ||||||
| PTR | ns1-bra.core.webglobe.com | ||||||
| A | 185.65.223.35🇸🇰 IGNUM-AS185.65.223.0/24 | ||||||
| PTR | ns1-bra.core.webglobe.com | ||||||
| NS | ns2.ignum.cz | ||||||
| A | 2001:1ab0:7e1e:2::5🇨🇿 IGNUM-AS2001:1ab0::/32 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/ | ||||||
| PTR | ns2-prg.core.webglobe.com | ||||||
| A | 217.31.48.201🇨🇿 IGNUM-AS217.31.48.0/20 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/ | ||||||
| PTR | ns2-prg.core.webglobe.com | ||||||
| MX | gavriel.cz ⭐ 🔒 | ||||||
| A | 37.143.116.255🇨🇿 PE3NY-AS37.143.112.0/21 Pe3ny.net | ||||||
| PTR | gavriel.cz | ||||||
| TXT | v=spf1 a include:gavriel.cz include:_spf.google.com -all | ||||||
| SOA | ns1.ignum.comhostmaster@ignum.cz 2026-05-08 #1 | ||||||
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1778505435 | ||||||
Same first word
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DNS History
5 records (4 active, 1 former)
●A37.143.116.2552026-02-28 → 2026-05-11 · 3 obs
● 2026-02-28 09:22:56
● 2026-05-11 13:54:16
○A82.208.52.1562018-05-12 → 2018-05-12 · 3 obs
○ 2026-02-28 09:22:56
○ 2026-05-11 13:54:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| bistraw.cz | ns2.ignum.cz, ns1.ignum.com | 2 records |
✅ Authoritative Response
Server:185.65.223.35
NS records: ns2.ignum.cz, ns1.ignum.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1135ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.143.116.255 |
| NS | 2 | ns2.ignum.cz, ns1.ignum.com |
| MX | 2 | gavriel.cz (pri: 1), gavriel.cz (pri: 2) |
| TXT | 1 | v=spf1 a include:gavriel.cz include:_spf |
| SOA | 1 | ns1.ignum.com hostmaster.ignum.cz |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.ignum.cz, ns2.ignum.cz)
Analysis
IP Addresses
bistraw.cz points to a single IP number: 37.143.116.255.
Other host names such as gavriel.cz and gaytitulky.info share IP numbers with bistraw.cz.
Name Servers
Delegation for bistraw.cz rests with two name servers, ns1.ignum.com and ns2.ignum.cz.
bistraw.cz shares the same name server setup as other domains, including bonypay.com, solarmon.cz, reklama.in, tydlitat.net and xmlprague.cz.
bistraw.cz at least partially shares name servers with other domains, for instance euni.sk, mobilforum.cz, nagios.cz, corptec.cz and eventsbestalent.cz.
These name servers are commonly used alongside ns1.ignum.eu, ns2.ignum.eu, ns3.ignum.eu and ns1.webcloud.cz.
Host names with two IP numbers: ns1.ignum.com points to 2a00:1e40:a:53::5 and 185.65.223.35; ns2.ignum.cz points to 2001:1ab0:7e1e:2::5 and 217.31.48.201.
Mail Servers
bistraw.cz is handled by a single mail server, gavriel.cz.
bistraw.cz shares mail servers with other domains, at least partially, for instance gaytitulky.info and gavriel.cz.
These mail servers are often used together with the mail servers mx.forpsi.gavriel.cz.
gavriel.cz points to a single IP: 37.143.116.255.