smart4u.ru - robtex.com
smart4u.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 62.171.149.245🇩🇪 CONTABO62.171.148.0/23 | ||||||
| PTR | vmi3151066.contaboserver.net | ||||||
| NS | korolyov.ens.mail.ru ⭐ | ||||||
| A | 217.69.139.164🇷🇺 VK-AS217.69.128.0/20 Moscow region | ||||||
| PTR | ns2.ens.mail.ru | ||||||
| NS | engels.ens.mail.ru | ||||||
| A | 94.100.180.238🇷🇺 VK-AS94.100.176.0/20 Moscow region | ||||||
| PTR | ns1.ens.mail.ru | ||||||
| MX | emx.mail.ru ⭐ | ||||||
| A | 94.100.180.180🇷🇺 VK-AS94.100.176.0/20 Moscow region | ||||||
| PTR | emx.mail.ru | ||||||
| A | 217.69.139.180🇷🇺 VK-AS217.69.128.0/20 Moscow region | ||||||
| PTR | emx.mail.ru | ||||||
| TXT | v=spf1 redirect=_spf.mail.ru | ||||||
| SOA | korolyov.ens.mail.rusupport@biz.mail.ru 2024-07-16 #1 | ||||||
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=4068270 | ||||||
Same first word
smart4u.co.za |
smart4u.de |
smart4u.com.br |
smart4u.ai |
smart4u.no |
smart4u.biz |
smart4u.se |
smart4u.ca |
smart4u.com |
smart4u.ru |
Similar names
DNS History
13 records (4 active, 9 former)
●NSengels.ens.mail.ru2026-03-03 → 2026-03-25 · 3 obs
● 2026-03-03 23:28:46
● 2026-03-25 12:50:22
●NSkorolyov.ens.mail.ru2026-03-03 → 2026-03-25 · 3 obs
● 2026-03-03 23:28:46
● 2026-03-25 12:50:22
○NSns01.1cloud.ru2017-02-15 → 2017-02-15 · 3 obs
○ 2019-03-09 23:19:36
○ 2026-03-25 12:50:22
○NSns02.1cloud.ru2017-02-15 → 2017-02-15 · 3 obs
○ 2019-03-09 23:19:36
○ 2026-03-25 12:50:22
○NSns1.sprinthost.ru2019-03-09 → 2019-03-09 · 4 obs
● 2019-03-09 23:19:36
○ 2026-03-03 23:28:46
○ 2026-03-25 12:50:22
○NSns2.sprinthost.ru2019-03-09 → 2019-03-09 · 4 obs
● 2019-03-09 23:19:36
○ 2026-03-03 23:28:46
○ 2026-03-25 12:50:22
●MXemx.mail.ru2017-02-15 → 2026-03-25 · 4 obs
○ 2019-03-09 23:19:36
● 2026-03-03 23:28:46
● 2026-03-25 12:50:22
○MXmail.smart4u.ru2019-03-09 → 2019-03-09 · 4 obs
● 2019-03-09 23:19:36
○ 2026-03-03 23:28:46
○ 2026-03-25 12:50:22
○A141.8.196.1662019-03-09 → 2019-03-09 · 4 obs
● 2019-03-09 23:19:36
○ 2026-03-03 23:28:46
○ 2026-03-25 12:50:22
○A2a0a:2b43:ad:5771::2019-03-09 → 2019-03-09 · 4 obs
● 2019-03-09 23:19:36
○ 2026-03-03 23:28:46
○ 2026-03-25 12:50:22
○A5.200.52.1242017-02-15 → 2017-02-15 · 4 obs
● 2017-02-15 22:44:52
○ 2019-03-09 23:19:36
○ 2026-03-25 12:50:22
●A62.171.149.2452026-03-03 → 2026-03-25 · 3 obs
● 2026-03-03 23:28:46
● 2026-03-25 12:50:22
○A83.222.14.2072016-07-01 → 2016-07-01 · 3 obs
○ 2017-02-15 22:44:52
○ 2026-03-25 12:50:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| smart4u.ru | engels.ens.mail.ru, korolyov.ens.mail.ru | - |
✅ Authoritative Response
Server:217.69.139.164
NS records: engels.ens.mail.ru, korolyov.ens.mail.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for smart4u.ru (unsigned zone)
⏱️ Timing
Total: 1217ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 62.171.149.245 |
| NS | 2 | engels.ens.mail.ru, korolyov.ens.mail.ru |
| MX | 1 | emx.mail.ru (pri: 10) |
| TXT | 1 | v=spf1 redirect=_spf.mail.ru |
| SOA | 1 | korolyov.ens.mail.ru support.biz.mail.ru |
Analysis
IP Addresses
smart4u.ru points to a single IP number: 62.171.149.245.
other host names for instance dixcel-brakes.ru, 77r.ru, ck-monolit.ru, srubnn.ru and rapidrent.ru share IP numbers with smart4u.ru.
Name Servers
smart4u.ru is delegated to two name servers: engels.ens.mail.ru and korolyov.ens.mail.ru.
smart4u.ru shares the same name server setup as other domains, such as gorfax.ru, oronnv.ru, autograph22.ru and chipokids.ru.
smart4u.ru at least partially shares name servers with other domains, for instance energoplanner.ru, netfilter.ru, smpparts.ru, td-energo.com and chelaxe.ru.
These name servers are often used together with the name servers azov.ens.mail.ru, izhevsk.ens.mail.ru, syzran.ens.mail.ru, samara.ens.mail.ru, volzhsky.ens.mail.ru, saransk.ens.mail.ru, vologda.ens.mail.ru, biysk.ens.mail.ru, barnaul.ens.mail.ru and saratov.ens.mail.ru.
Host names with one IP number:
The host engels.ens.mail.ru points to 94.100.180.238 and the host korolyov.ens.mail.ru points to 217.69.139.164.
Mail Servers
smart4u.ru is handled by a single mail server, emx.mail.ru.
smart4u.ru shares the same mail server setup as other domains, for instance yartruba.ru, leonet.kz, elsi.ru, nppbetta.ru and ru-l.ru.
smart4u.ru shares mail servers with other domains at least partially, including centrzaborov.ru, shibalang.ru, sr.ru, kiout.ru and adena.perm.ru.
Host emx.mail.ru resolves to two IPs: 94.100.180.180 and 217.69.139.180.