mail.substring.ru - dns.ninja
mail.substring.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.154.54.9🇷🇺 EUROBYTE185.154.54.0/24 | ||||||
| PTR | isp109.eurobyte.ru | ||||||
substring.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.154.54.9🇷🇺 EUROBYTE185.154.54.0/24 | ||||||
| NS | ns1.eurobyte.ru ⭐ | ||||||
| NS | ns2.eurobyte.ru | ||||||
| NS | ns3.eurobyte.ru ⚠️ Not in zone NS records | ||||||
| NS | ns4.eurobyte.ru ⚠️ Not in zone NS records | ||||||
| MX | mail.substring.ru ⭐ | ||||||
| TXT | v=spf1 ip4:185.154.54.9 ip4:185.154.54.9 a mx ~all | ||||||
| SOA | ns1.eurobyte.rusupport@eurobyte.ru 2026-04-26 #0 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A185.154.54.92026-06-17 → 2026-07-27 · 2 obs
● 2026-06-17 18:59:10
● 2026-07-27 01:19:04
● 2026-07-27 01:19:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net... | - |
| substring.ru | ns1.eurobyte.ru, ns2.eurobyte.ru, ns3.eurobyte.ru, ns4.eurobyte.ru | - |
✅ Authoritative Response
Server:37.143.10.32
NS records: ns1.eurobyte.ru, ns2.eurobyte.ru, ns3.eurobyte.ru, ns4.eurobyte.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for substring.ru (unsigned zone)
⏱️ Timing
Total: 2783ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.154.54.9 |
Analysis
Mail Server Role
mail.substring.ru serves as a mail server for substring.ru.
IP Addresses
mail.substring.ru points to a single IP number: 185.154.54.9.
Additional host names — mail.aysun.ru, mail.poreo.ru, avob.ru and two others — share IP numbers with mail.substring.ru.