matrix-audio.eu - robtex.com
matrix-audio.eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2001:1568::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | php7.web4u.cz | ||||||
| A | 81.91.86.14🇨🇿 WEB4U81.91.80.0/21 | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mx1.mailchannels.net ⭐ | ||||||
| A | 54.69.1.140🇺🇸 Amazon54.68.0.0/15 EC2 PDX Prefix | ||||||
| PTR | ec2-54-69-1-140.us-west-2.compute.amazonaws.com | ||||||
| MX | mx2.mailchannels.net ⭐ | ||||||
| A | 18.236.29.166🇺🇸 Amazon18.236.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-18-236-29-166.us-west-2.compute.amazonaws.com | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2025-05-11 #0 | ||||||
eu
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | si.dns.eu ⭐ | ||||||
| NS | be.dns.eu | ||||||
| NS | w.dns.eu | ||||||
| NS | x.dns.eu | ||||||
| NS | y.dns.eu | ||||||
| SOA | si.dns.eutech@eurid.eu serial=1123273563 | ||||||
Same first word
matrix-audio.eu |
DNS History
6 records (6 active, 0 former)
●MXmx1.mailchannels.net2026-04-14 → 2026-04-14 · 2 obs
● 2026-04-14 17:01:34
●MXmx2.mailchannels.net2026-04-14 → 2026-04-14 · 2 obs
● 2026-04-14 17:01:34
●A2001:1568::142026-04-14 → 2026-04-14 · 2 obs
● 2026-04-14 17:01:34
●A81.91.86.142026-04-14 → 2026-04-14 · 2 obs
● 2026-04-14 17:01:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| eu | w.dns.eu, x.dns.eu, y.dns.eu, be.dns.eu... | - |
| matrix-audio.eu | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:85.207.53.12
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 939ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.14 |
| AAAA | 1 | 2001:1568::14 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 2 | mx1.mailchannels.net (pri: 10), mx2.mailchannels.net (pri: 10) |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
IP Addresses
matrix-audio.eu points to two IPs: 2001:1568::14 and 81.91.86.14.
Other host names including cljuniorauto.eu, novaera.cz, blazers.cz, htocars.com and vstest111.server4u.cz share IP numbers with matrix-audio.eu.
Name Servers
matrix-audio.eu's delegation uses two name servers, ns2.web4u.cz and ns.web4u.cz.
matrix-audio.eu shares the same name server setup as other domains, for example alikas.cz, osorno.cz, abrako.eu, vigoone.net and logisweb.cz.
Host names with two IPs:
ns2.web4u.cz points to: 2a02:a40:100:28ff::12 and 85.207.53.12
ns.web4u.cz points to: 2001:1568:fd::241 and 185.14.224.241
Mail Servers
matrix-audio.eu is handled by two mail servers: mx1.mailchannels.net and mx2.mailchannels.net.
matrix-audio.eu shares its mail server setup with other domains, including nedich.com, blueoceancompetition.org, ashmex.com, axisrse.cl and coopnwj.org.
matrix-audio.eu shares some mail servers with other domains, for example stickan.se and microfix.se.
Host names with a single IP:
mx1.mailchannels.net points to 54.69.1.140.
mx2.mailchannels.net points to 18.236.29.166.