mathtest.ru - dns.ninja
mathtest.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 77.222.40.41🇷🇺 SWEB-AS77.222.40.0/23 SpaceWeb Hosting provider | ||||||
| PTR | vh401.sweb.ru | ||||||
| NS | ns1.spaceweb.ru ⭐ | ||||||
| A | 2a02:408:7722:50:77:222:50:244🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb) | ||||||
| A | 77.222.50.244🇷🇺 SWEB-AS77.222.50.0/23 Spaceweb Colocation | ||||||
| PTR | ns1.spaceweb.ru | ||||||
| NS | ns2.spaceweb.ru | ||||||
| A | 2a01:d8:9:1::68🇷🇺 RU-CENTER-AS2a01:d8::/32 Ru-Center IPv6 route | ||||||
| PTR | ns2.spaceweb.ru | ||||||
| A | 89.111.160.68🇷🇺 RU-CENTER-AS89.111.160.0/24 RU-CENTER route | ||||||
| PTR | ns2.spaceweb.ru | ||||||
| NS | ns3.spaceweb.pro ⚠️ Not in parent delegation | ||||||
| NS | ns4.spaceweb.pro ⚠️ Not in parent delegation | ||||||
| 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 | ||||||
| SOA | ns1.spaceweb.rudns1@sweb.ru 2014-06-20 #44 | ||||||
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=4069253 | ||||||
Subdomains
www.mathtest.ru |
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSns1.spaceweb.ru2015-08-28 → 2026-06-14 · 2 obs
● 2026-06-14 15:40:44
●NSns2.spaceweb.ru2015-08-28 → 2026-06-14 · 2 obs
● 2026-06-14 15:40:44
●NSns3.spaceweb.pro2015-08-28 → 2026-06-14 · 2 obs
● 2026-06-14 15:40:44
●NSns4.spaceweb.pro2015-08-28 → 2026-06-14 · 2 obs
● 2026-06-14 15:40:44
●A77.222.40.412026-04-12 → 2026-06-14 · 3 obs
● 2026-04-12 18:08:52
● 2026-06-14 15:40:44
○A77.222.56.662015-08-28 → 2026-03-27 · 4 obs
● 2026-03-27 00:50:40
○ 2026-04-12 18:08:52
○ 2026-06-14 15:40:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| mathtest.ru | ns1.spaceweb.ru, ns2.spaceweb.ru | 2 records |
✅ Authoritative Response
Server:77.222.50.250
NS records: ns1.spaceweb.ru, ns2.spaceweb.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mathtest.ru (unsigned zone)
⏱️ Timing
Total: 666ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 77.222.40.41 |
| NS | 4 | ns4.spaceweb.pro, ns3.spaceweb.pro... |
| MX | 1 | emx.mail.ru (pri: 10) |
| SOA | 1 | ns1.spaceweb.ru dns1.sweb.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.spaceweb.ru, ns1.spaceweb.ru)
Analysis
Hierarchy
mathtest.ru is a parent domain of www.mathtest.ru.
IP Addresses
mathtest.ru has exactly one IP address — 77.222.40.41.
www.maket.biz, supermotard.ru, proksit.com plus two other host names have IP numbers in common with mathtest.ru.
Name Servers
Four name servers handle the delegation for mathtest.ru: ns3.spaceweb.pro, ns4.spaceweb.pro, ns1.spaceweb.ru and ns2.spaceweb.ru.
mathtest.ru shares at least some of its name servers with other domains, including eremeev.ru, datalopata.ru, pixol.ru and two others.
The two host names ns1.spaceweb.ru and ns2.spaceweb.ru each have a pair of IP addresses: ns1.spaceweb.ru has 77.222.50.244 and 2a02:408:7722:50:77:222:50:244, and ns2.spaceweb.ru has 89.111.160.68 and 2a01:d8:9:1::68.
Mail Servers
mathtest.ru uses one mail server — emx.mail.ru.
The mail server setup of mathtest.ru matches that of other domains such as marmaladehome.ru, it-pod.com, 74kolesa.ru and two others.
mathtest.ru has at least some mail servers in common with other domains, such as perviyonline.ru, artdesign-dv.ru, estemarco.ru and yaragor.ru.
emx.mail.ru points to two IP addresses: 94.100.180.180 and 217.69.139.180.