sigma-don.ru - robtex.com
sigma-don.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.35.85.233🇷🇺 BEGET-AS5.35.85.0/24 | ||||||
| NS | ns1.nameself.com ⭐ | ||||||
| A | 2a00:15f8:c001:3::144🇷🇺 MASTERHOST-AS2a00:15f8::/32 .masterhost | ||||||
| A | 87.242.73.100🇷🇺 MASTERHOST-AS87.242.73.0/24 | ||||||
| A | 88.212.207.45🇷🇺 UNITEDNET88.212.206.0/23 EXEPTO SERVERS PLANT | ||||||
| PTR | 45-207-212-88.host.exepto.ru | ||||||
| NS | ns2.nameself.com | ||||||
| A | 2a02:2100:e001:4::203🇷🇺 UNITEDNET2a02:2100::/32 United Network LLC | ||||||
| A | 88.212.208.183🇷🇺 UNITEDNET88.212.208.0/22 EXEPTO SERVERS PLANT | ||||||
| PTR | 183-208-212-88.host.exepto.ru | ||||||
| A | 95.213.146.179🇷🇺 SELECTEL95.213.146.0/24 -NET | ||||||
| MX | smtp.sigma-don.ru ⭐ | ||||||
| A | 83.221.220.33🇷🇺 ROSTOV-TELEGRAF-AS83.221.192.0/19 Routing object of Division of JSC "UTK" "Rostovelectrosviaz" and its departments. | ||||||
| PTR | smtp.sigma-don.ru | ||||||
| TXT | v=spf1 a:smtp.sigma-don.ru -all | ||||||
| SOA | ns1.nameself.comsupport@regtime.net serial=1776925084 | ||||||
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4068869 | ||||||
Subdomains
smtp.sigma-don.ru |
Same first word
sigma-don.ru |
DNS History
12 records (4 active, 8 former)
○NSmary.ns.cloudflare.com2020-03-24 → 2020-03-24 · 4 obs
● 2020-03-24 21:21:58
○ 2026-02-15 16:05:50
○ 2026-05-14 06:26:14
○NSmax.ns.cloudflare.com2020-03-24 → 2020-03-24 · 4 obs
● 2020-03-24 21:21:58
○ 2026-02-15 16:05:50
○ 2026-05-14 06:26:14
○NSns1.gohost.ru2015-05-10 → 2015-05-10 · 3 obs
○ 2015-10-12 07:33:02
○ 2026-05-14 06:26:14
●NSns1.nameself.com2015-10-12 → 2026-05-14 · 6 obs
● 2015-10-12 07:33:02
● 2017-03-26 20:38:28
○ 2020-03-24 21:21:58
● 2026-02-15 16:05:50
● 2026-05-14 06:26:14
○NSns2.gohost.ru2015-05-10 → 2015-05-10 · 3 obs
○ 2015-10-12 07:33:02
○ 2026-05-14 06:26:14
●NSns2.nameself.com2015-10-12 → 2026-05-14 · 6 obs
● 2015-10-12 07:33:02
● 2017-03-26 20:38:28
○ 2020-03-24 21:21:58
● 2026-02-15 16:05:50
● 2026-05-14 06:26:14
○MXmail.sigma-don.ru2015-10-12 → 2020-03-24 · 5 obs
● 2015-10-12 07:33:02
● 2020-03-24 21:21:58
○ 2026-02-15 16:05:50
○ 2026-05-14 06:26:14
●MXsmtp.sigma-don.ru2026-02-15 → 2026-05-14 · 3 obs
● 2026-02-15 16:05:50
● 2026-05-14 06:26:14
○MXstart.gohost.ru2015-05-10 → 2015-05-10 · 3 obs
○ 2015-10-12 07:33:02
○ 2026-05-14 06:26:14
●A5.35.85.2332026-02-15 → 2026-05-14 · 3 obs
● 2026-02-15 16:05:50
● 2026-05-14 06:26:14
○A5.9.25.982015-05-10 → 2017-03-26 · 4 obs
● 2017-03-26 20:38:28
○ 2020-03-24 21:21:58
○ 2026-05-14 06:26:14
○A95.213.252.702020-03-24 → 2020-03-24 · 4 obs
● 2020-03-24 21:21:58
○ 2026-02-15 16:05:50
○ 2026-05-14 06:26:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| sigma-don.ru | ns2.nameself.com, ns1.nameself.com | - |
✅ Authoritative Response
Server:88.212.208.183
NS records: ns2.nameself.com, ns1.nameself.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sigma-don.ru (unsigned zone)
⏱️ Timing
Total: 1089ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.35.85.233 |
| NS | 2 | ns1.nameself.com, ns2.nameself.com |
| MX | 1 | smtp.sigma-don.ru (pri: 10) |
| TXT | 1 | v=spf1 a:smtp.sigma-don.ru -all |
| SOA | 1 | ns1.nameself.com support.regtime.net |
Analysis
Hierarchy
sigma-don.ru is the parent of smtp.sigma-don.ru.
IP Addresses
sigma-don.ru resolves to a single IP address: 5.35.85.233.
Name Servers
sigma-don.ru's delegation uses two name servers, ns1.nameself.com and ns2.nameself.com.
sigma-don.ru shares the same name server setup as other domains, for example ap-team.ru, datka.ru, svk-perm.ru, lovetat.ru and dvpi-project.com.
Host names with three IPs:
ns1.nameself.com points to 2a00:15f8:c001:3::144, 87.242.73.100 and 88.212.207.45
ns2.nameself.com points to 2a02:2100:e001:4::203, 88.212.208.183 and 95.213.146.179
Mail Servers
sigma-don.ru is handled by a single mail server, smtp.sigma-don.ru.
smtp.sigma-don.ru points to a single IP: 83.221.220.33.