java-lab.ru - dns.ninja
java-lab.ru
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4070681 | ||||||
Subdomains
mail.java-lab.ru |
Same first word
Previous names
Next names
DNS History
9 records (9 active, 0 former)
●NSfirstbytedns.net2026-09-02 → 2026-10-11 · 2 obs
● 2026-10-11 09:19:52
●NSns1.firstbytedns.net2026-09-02 → 2026-10-11 · 2 obs
● 2026-10-11 09:19:52
●NSns1.firstbytedns.ru2026-09-02 → 2026-10-11 · 2 obs
● 2026-10-11 09:19:52
●NSns2.firstbytedns.net2026-09-02 → 2026-10-11 · 2 obs
● 2026-10-11 09:19:52
●NSns2.firstbytedns.ru2026-09-02 → 2026-10-11 · 2 obs
● 2026-10-11 09:19:52
●NSns3.firstbytedns.net2026-09-02 → 2026-10-11 · 2 obs
● 2026-10-11 09:19:52
●NSns3.firstbytedns.ru2026-09-02 → 2026-10-11 · 2 obs
● 2026-10-11 09:19:52
●MXmail.java-lab.ru2026-09-02 → 2026-10-11 · 2 obs
● 2026-10-11 09:19:52
●A185.105.90.1572026-09-02 → 2026-10-11 · 2 obs
● 2026-10-11 09:19:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net... | - |
| java-lab.ru | ns1.firstbytedns.ru, ns2.firstbytedns.ru | 4 records |
✅ Authoritative Response
Server:185.104.248.27
NS records: ns1.firstbytedns.ru, ns2.firstbytedns.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for java-lab.ru (unsigned zone)
⏱️ Timing
Total: 2454ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.105.90.157 |
| NS | 6 | ns2.firstbytedns.ru, ns1.firstbytedns.ru... |
| MX | 2 | mail.java-lab.ru (pri: 10), mail.java-lab.ru (pri: 20) |
| SOA | 1 | firstbytedns.net tech.firstbytedns.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.firstbytedns.ru, ns1.firstbytedns.ru, ns2.firstbytedns.ru...)
Analysis
Hierarchy
mail.java-lab.ru is a subdomain of java-lab.ru.
IP Addresses
java-lab.ru directs to one IP number, which is 185.105.90.157.
shadowprotocol.ru and mail.java-lab.ru are among other host names that share IP numbers with java-lab.ru.
Name Servers
java-lab.ru carries NS records listing 7 name servers — firstbytedns.net, ns1.firstbytedns.net, ns2.firstbytedns.net and 4 others.
The name servers of java-lab.ru overlap at least partially with those of other domains — among them leadinbox.top, htons.dev, auga.am and two more.
These name servers are routinely co-deployed with the name servers ns3.firstbytedns.net, ns1.firstbytedns.ru, ns2.firstbytedns.ru and two others.
Hosts with two IP numbers each:
The A records for ns1.firstbytedns.net return 185.104.248.26 and 2a04:5200:ffff::320b.
The A records for ns2.firstbytedns.net return 185.104.248.27 and 2a04:5200:ffff::35de.
The A records for ns3.firstbytedns.net return 185.180.230.222 and 2a04:5200:ffff::115d.
The A records for ns1.firstbytedns.ru return 185.104.248.26 and 2a04:5200:ffff::320b.
The A records for ns2.firstbytedns.ru return 185.104.248.27 and 2a04:5200:ffff::35de.
The A records for ns3.firstbytedns.ru return 185.180.230.222 and 2a04:5200:ffff::115d.
ns1.firstbytedns.net and ns1.firstbytedns.ru each have 2a04:5200:ffff::320b IP addresses.
ns1.firstbytedns.net and ns1.firstbytedns.ru each have 185.104.248.26 IP addresses.
ns2.firstbytedns.net and ns2.firstbytedns.ru each have 2a04:5200:ffff::35de IP addresses.
ns2.firstbytedns.net and ns2.firstbytedns.ru each have 185.104.248.27 IP addresses.
ns3.firstbytedns.net and ns3.firstbytedns.ru each have 2a04:5200:ffff::115d IP addresses.
ns3.firstbytedns.net and ns3.firstbytedns.ru each have 185.180.230.222 IP addresses.
Mail Servers
java-lab.ru routes its mail through a single mail server, mail.java-lab.ru.
mail.java-lab.ru resolves to 185.105.90.157 and no other IP number.