profsim.ru - dns.ninja
profsim.ru
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=4069456 | ||||||
Same first word
profsim.ru |
Similar names
DNS History
10 records (7 active, 3 former)
●NSns1.hosting.reg.ru2026-02-18 → 2026-07-01 · 3 obs
● 2026-02-18 10:00:44
● 2026-07-01 13:56:28
○NSns1.reg.ru2015-08-18 → 2016-07-10 · 4 obs
● 2016-07-10 16:45:22
○ 2017-02-15 09:33:02
○ 2026-07-01 13:56:28
●NSns2.hosting.reg.ru2026-02-18 → 2026-07-01 · 3 obs
● 2026-02-18 10:00:44
● 2026-07-01 13:56:28
○NSns2.reg.ru2015-08-18 → 2016-07-10 · 4 obs
● 2016-07-10 16:45:22
○ 2017-02-15 09:33:02
○ 2026-07-01 13:56:28
●NSserver215.hosting.reg.ru2026-02-18 → 2026-07-01 · 3 obs
● 2026-02-18 10:00:44
● 2026-07-01 13:56:28
●MXmx1.hosting.reg.ru2026-02-18 → 2026-07-01 · 2 obs
● 2026-07-01 13:56:28
●MXmx2.hosting.reg.ru2026-02-18 → 2026-07-01 · 2 obs
● 2026-07-01 13:56:28
○A151.248.125.582015-08-18 → 2016-07-10 · 4 obs
● 2016-07-10 16:45:22
○ 2017-02-15 09:33:02
○ 2026-07-01 13:56:28
●A2a00:f940:2:2:1:1:0:2152026-02-18 → 2026-07-01 · 3 obs
● 2026-02-18 10:00:44
● 2026-07-01 13:56:28
●A31.31.196.782026-02-18 → 2026-07-01 · 3 obs
● 2026-02-18 10:00:44
● 2026-07-01 13:56:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| profsim.ru | ns1.hosting.reg.ru, ns2.hosting.reg.ru | - |
✅ Authoritative Response
Server:31.31.194.245
NS records: ns1.hosting.reg.ru, ns2.hosting.reg.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for profsim.ru (unsigned zone)
⏱️ Timing
Total: 1182ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.31.196.78 |
| AAAA | 1 | 2a00:f940:2:2:1:1:0:215 |
| NS | 2 | ns1.hosting.reg.ru, ns2.hosting.reg.ru |
| MX | 2 | mx1.hosting.reg.ru (pri: 10), mx2.hosting.reg.ru (pri: 20) |
| TXT | 1 | v=spf1 ip4:31.31.196.78 a mx include:_sp |
| SOA | 1 | server215.hosting.reg.ru support.reg.ru |
Analysis
IP Addresses
profsim.ru has two IP addresses: 31.31.196.78 and 2a00:f940:2:2:1:1:0:215
Additional host names — katekostina.com, runcatrun.design, www.foxpox.ru and two others — share IP numbers with profsim.ru.
Name Servers
profsim.ru carries NS records delegating to ns1.hosting.reg.ru, ns2.hosting.reg.ru and server215.hosting.reg.ru.
At least some of profsim.ru's name servers are shared with other domains, for example nhpa.ru, ten-tech.ru, plittorg.com and two more.
These name servers tend to co-occur with server256.hosting.reg.ru, server152.hosting.reg.ru, server231.hosting.reg.ru and 5 other name servers in the same DNS delegations.
Host names with 14 IP numbers:
ns1.hosting.reg.ru resolves to 31.31.194.245, 31.31.194.251 and 31.31.196.37 among others, with 11 other IP addresses in total.
ns2.hosting.reg.ru resolves to 31.31.194.244, 31.31.196.34 and 31.31.196.53 among others, with 11 other IP addresses in total.
Host names pointing to a single IP address:
The hostname server215.hosting.reg.ru resolves to 31.31.196.78.
Mail Servers
profsim.ru has two mail servers: mx1.hosting.reg.ru and mx2.hosting.reg.ru.
profsim.ru shares the same mail server setup as other domains, including modelsbook.ru, szd-test.ru, innostep.ru and two others.
At least a portion of profsim.ru's mail servers are shared with other domains, among them boy-toys.ru and daotao.ru.
mx1.hosting.reg.ru and mx2.hosting.reg.ru each point to two IP numbers — 31.31.194.240 and 31.31.194.241 — making both hosts identical in their DNS resolution.
mx1.hosting.reg.ru along with mx2.hosting.reg.ru each resolve to 31.31.194.240 IP addresses.
mx1.hosting.reg.ru along with mx2.hosting.reg.ru each resolve to 31.31.194.241 IP addresses.