mx0.usmtk.ru - robtex.com
mx0.usmtk.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.201.54.7🇷🇺 INTERNET-PRO-AS91.201.54.0/23 NetAngels.RU network in Yekaterinburg | ||||||
| PTR | mx0.netangels.ru | ||||||
usmtk.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.226.80.19🇷🇺 INTERNET-PRO-AS91.226.80.0/23 NetAngels.RU network in Yekaterinburg (Rostelecom DataCenter) | ||||||
| NS | ns1.netangels.ru ⭐ | ||||||
| NS | ns2.netangels.ru | ||||||
| NS | ns3.netangels.ru ⚠️ Not in parent delegation | ||||||
| NS | ns4.netangels.ru ⚠️ Not in parent delegation | ||||||
| MX | mx0.usmtk.ru ⭐ | ||||||
| MX | mx1.usmtk.ru(5) | ||||||
| TXT | v=spf1 a include:netangels.ru ~all | ||||||
| SOA | ns1.netangels.ruhostmaster@netangels.ru serial=1780765456 | ||||||
MX for
Same first word
mx0.de |
mx0.pt |
mx0.net |
mx0.in |
mx0.email |
mx0.nl |
mx0.kinghost.net |
mx0.mx |
mx0.cn |
mx0.casino |
mx0.com |
mx0.na4u.ru |
mx0.me |
mx0.ca |
mx0.ru |
mx0.org |
mx0.eu |
mx0.fr |
Similar names
DNS History
1 record (1 active, 0 former)
●A91.201.54.72026-06-02 → 2026-07-28 · 2 obs
● 2026-06-02 01:06:38
● 2026-07-28 17:10:40
● 2026-07-28 17:10:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | f.dns.ripn.net, c.tld-servers.ru, a.dns.ripn.net, b.dns.ripn.net... | - |
| usmtk.ru | ns1.netangels.ru, ns2.netangels.ru | 2 records |
✅ Authoritative Response
Server:91.201.52.2
NS records: ns1.netangels.ru, ns2.netangels.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for usmtk.ru (unsigned zone)
⏱️ Timing
Total: 824ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.201.54.7 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.netangels.ru, ns2.netangels.ru)
Analysis
Mail Server Role
Mail for usmtk.ru is routed through the mail server mx0.usmtk.ru.
mx1.usmtk.ru is often seen acting as a mail server in combination with mx0.usmtk.ru.
IP Addresses
mx0.usmtk.ru has exactly one IP address — 91.201.54.7.
mx0.p-express.ru, mx0.estradaural.ru, mx0.ssh66.ru plus two other host names have IP numbers in common with mx0.usmtk.ru.