virusblock.cz - robtex.com
virusblock.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 217.31.49.238🇨🇿 IGNUM-AS217.31.48.0/20 Network of Ignum s.r.o. Czech Republic http://www.ignum.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 | mail12.ignum.cz ⭐ | ||||||
| A | 62.109.151.89🇨🇿 IGNUM-AS62.109.128.0/19 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/ | ||||||
| MX | mail2.ignum.cz(20) | ||||||
| A | 62.109.128.119🇨🇿 IGNUM-AS62.109.128.0/19 Network of Ignum s.r.o. Czech Republic http://www.ignum.cz/ | ||||||
| PTR | mx-lb.core.webglobe.com | ||||||
| SOA | ns1.ignum.comhostmaster@ignum.cz 2026-03-14 #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=1774673235 | ||||||
Same first word
virusblock.cz |
DNS History
5 records (5 active, 0 former)
●A217.31.49.2382015-08-09 → 2026-03-28 · 2 obs
● 2026-03-28 05:17:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| virusblock.cz | ns1.ignum.com, ns2.ignum.cz | 2 records |
✅ Authoritative Response
Server:217.31.48.201
NS records: ns1.ignum.com, ns2.ignum.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1162ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.31.49.238 |
| NS | 2 | ns2.ignum.cz, ns1.ignum.com |
| MX | 2 | mail12.ignum.cz (pri: 10), mail2.ignum.cz (pri: 20) |
| 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
virusblock.cz points to a single IP address: 217.31.49.238.
Other host names such as click2go.cz, eurovia-sk.com, astramodel.sk, waremax.eu and hovado.eu share IP numbers with virusblock.cz.
Name Servers
virusblock.cz is delegated to two name servers: ns1.ignum.com and ns2.ignum.cz.
virusblock.cz uses the same name server setup as other domains, including mm-stavbyaprojekty.cz, vilemtel.cz, lossmann.cz, sfp.eu and syyyr.cz.
At least part of the name servers for virusblock.cz are shared with other domains, for instance hrad-krakovec.cz, pak.cz, biostimul.eu, krkonose.cz and cs.cas.cz.
These name servers are commonly used with 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
virusblock.cz is handled by two mail servers: mail12.ignum.cz and mail2.ignum.cz.
virusblock.cz uses the same mail server setup as other domains, for instance navidesk.com, karolinasvetla.cz, magnatyres.sk, comper.cz and hurricane-factory.info.
virusblock.cz shares at least some mail servers with other domains, for example web-pro.cz, grandine.cz, hgf.cz, eshop-obaly.sk and figurky.info.
these mail servers are often used together with the mail servers mail11.ignum.cz, mail8.ignum.cz, mail5.ignum.cz, mail6.ignum.cz and mail.ignum.cz.
Hostnames with a single IP
mail12.ignum.cz resolves to: 62.109.151.89.
mail2.ignum.cz resolves to: 62.109.128.119.