rax.devnull.cz - dns.ninja
rax.devnull.cz
| CNAME | opp.r1.prod.doma.very.mynet.cz | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.236.161.51🇨🇿 metro-hu185.236.160.0/22 MetroHU route | ||||||
devnull.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 109.164.15.182🇨🇿 Starnet109.164.0.0/17 | ||||||
| NS | ns.forpsi.net ⭐ | ||||||
| NS | ns.forpsi.cz | ||||||
| NS | ns.forpsi.it | ||||||
| MX | mxavas.forpsi.com ⭐ | ||||||
| SOA | ns.forpsi.netadmin@grdns.cz 2026-05-08 #1 | ||||||
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A213.151.78.62015-07-06 → 2016-05-29 · 3 obs
● 2015-07-06 05:17:52
● 2016-05-29 16:24:12
○ 2026-06-05 02:45:46
● 2016-05-29 16:24:12
○ 2026-06-05 02:45:46
●CNAMEopp.r1.prod.doma.very.mynet.cz2026-06-05 → 2026-06-05 · 1 obs
● 2026-06-05 02:45:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz | 8 records |
| devnull.cz | ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net | 2 records |
✅ Authoritative Response
Server:81.2.209.185
NS records: ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1148ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | opp.r1.prod.doma.very.mynet.cz |
📌 Glue Records Collected
Total: 10
In-bailiwick: 8 (d.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz...)
Out-of-bailiwick: 2 (ns.forpsi.cz, ns.forpsi.cz)
Analysis
IP Addresses
rax.devnull.cz points to a single IP number: 185.236.161.51.
There are other host names — opp.r1.prod.doma.very.mynet.cz among them — that share IP numbers with rax.devnull.cz.