osnova.su - dns.ninja
osnova.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.111.136.170🇷🇺 RU-CENTER-AS89.111.128.0/18 RU-CENTER route | ||||||
| PTR | 89-111-136-170.vps-ptr.clients.spaceweb.ru | ||||||
| NS | smolensk.ens.mail.ru ⭐ ⚠️ Not in parent delegation | ||||||
| A | 217.69.139.164🇷🇺 VK-AS217.69.128.0/20 Moscow region | ||||||
| PTR | ns2.ens.mail.ru | ||||||
| NS | murom.ens.mail.ru ⚠️ Not in parent delegation | ||||||
| A | 94.100.180.238🇷🇺 VK-AS94.100.176.0/20 Moscow region | ||||||
| PTR | ns1.ens.mail.ru | ||||||
| NS | nalchik.ens.mail.ru ⚠️ Not in zone NS records | ||||||
| A | 217.69.139.164🇷🇺 VK-AS217.69.128.0/20 Moscow region | ||||||
| PTR | ns2.ens.mail.ru | ||||||
| NS | shakhty.ens.mail.ru ⚠️ Not in zone NS records | ||||||
| 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 | smolensk.ens.mail.rusupport@biz.mail.ru 2024-07-06 #1 | ||||||
su
| 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=650209561 | ||||||
Same first word
Similar names
DNS History
16 records (6 active, 10 former)
●NSmurom.ens.mail.ru2026-02-20 → 2026-06-21 · 3 obs
● 2026-02-20 07:59:52
● 2026-06-21 21:25:58
●NSnalchik.ens.mail.ru2026-02-20 → 2026-06-21 · 3 obs
● 2026-02-20 07:59:52
● 2026-06-21 21:25:58
○NSns1.selectel.org2015-07-25 → 2017-03-30 · 4 obs
● 2017-03-30 23:06:58
○ 2026-02-20 07:59:52
○ 2026-06-21 21:25:58
○NSns2.selectel.org2015-07-25 → 2017-03-30 · 4 obs
● 2017-03-30 23:06:58
○ 2026-02-20 07:59:52
○ 2026-06-21 21:25:58
○NSns3.selectel.org2015-07-25 → 2017-03-30 · 4 obs
● 2017-03-30 23:06:58
○ 2026-02-20 07:59:52
○ 2026-06-21 21:25:58
○NSns4.selectel.org2015-07-25 → 2017-03-30 · 4 obs
● 2017-03-30 23:06:58
○ 2026-02-20 07:59:52
○ 2026-06-21 21:25:58
●NSshakhty.ens.mail.ru2026-02-20 → 2026-06-21 · 3 obs
● 2026-02-20 07:59:52
● 2026-06-21 21:25:58
●NSsmolensk.ens.mail.ru2026-02-20 → 2026-06-21 · 3 obs
● 2026-02-20 07:59:52
● 2026-06-21 21:25:58
○MXalt1.aspmx.l.google.com2015-07-25 → 2017-03-30 · 4 obs
● 2017-03-30 23:06:58
○ 2026-02-20 07:59:52
○ 2026-06-21 21:25:58
○MXalt2.aspmx.l.google.com2015-07-25 → 2017-03-30 · 4 obs
● 2017-03-30 23:06:58
○ 2026-02-20 07:59:52
○ 2026-06-21 21:25:58
○MXaspmx.l.google.com2015-07-25 → 2017-03-30 · 4 obs
● 2017-03-30 23:06:58
○ 2026-02-20 07:59:52
○ 2026-06-21 21:25:58
○MXaspmx2.googlemail.com2015-07-25 → 2017-03-30 · 4 obs
● 2017-03-30 23:06:58
○ 2026-02-20 07:59:52
○ 2026-06-21 21:25:58
○MXaspmx3.googlemail.com2015-07-25 → 2017-03-30 · 4 obs
● 2017-03-30 23:06:58
○ 2026-02-20 07:59:52
○ 2026-06-21 21:25:58
●MXemx.mail.ru2026-02-20 → 2026-06-21 · 3 obs
● 2026-02-20 07:59:52
● 2026-06-21 21:25:58
○A46.182.25.1822015-07-25 → 2017-03-30 · 4 obs
● 2017-03-30 23:06:58
○ 2026-02-20 07:59:52
○ 2026-06-21 21:25:58
●A89.111.136.1702026-02-20 → 2026-06-21 · 3 obs
● 2026-02-20 07:59:52
● 2026-06-21 21:25:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | d.dns.ripn.net, b.dns.ripn.net, f.dns.ripn.net, e.dns.ripn.net... | 10 records |
| osnova.su | nalchik.ens.mail.ru, shakhty.ens.mail.ru | - |
✅ Authoritative Response
Server:217.69.139.164
NS records: nalchik.ens.mail.ru, shakhty.ens.mail.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for osnova.su (unsigned zone)
⏱️ Timing
Total: 2647ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.111.136.170 |
| NS | 2 | murom.ens.mail.ru, smolensk.ens.mail.ru |
| MX | 1 | emx.mail.ru (pri: 10) |
| TXT | 1 | v=spf1 redirect=_spf.mail.ru |
| SOA | 1 | smolensk.ens.mail.ru support.biz.mail.ru |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (f.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...)
Analysis
IP Addresses
osnova.su resolves to just one IP address, 89.111.136.170.
Name Servers
The NS records for osnova.su point to four name servers: murom.ens.mail.ru, nalchik.ens.mail.ru, shakhty.ens.mail.ru and smolensk.ens.mail.ru.
osnova.su partially shares its NS delegation with several other domains, including telenkova.ru, bookmirs.ru, mishel.pet and two others.
In DNS configurations, these name servers often share authority with buzuluk.ens.mail.ru, orenburg.ens.mail.ru, azov.ens.mail.ru and 7 other name servers.
Host names murom.ens.mail.ru, nalchik.ens.mail.ru, shakhty.ens.mail.ru and smolensk.ens.mail.ru each have one IP address. Notably, murom.ens.mail.ru and shakhty.ens.mail.ru resolve to the same address 94.100.180.238, and nalchik.ens.mail.ru and smolensk.ens.mail.ru resolve to the same address 217.69.139.164.
Host names pointing to 94.100.180.238 IP addresses: murom.ens.mail.ru and shakhty.ens.mail.ru.
Host names pointing to 217.69.139.164 IP addresses: nalchik.ens.mail.ru and smolensk.ens.mail.ru.
Mail Servers
The sole mail server for osnova.su is emx.mail.ru.
Among the domains sharing a mail server setup with osnova.su are poly-him.ru, lial.kz, zazman.ru and two others.
At least a portion of osnova.su's mail servers are also used by other domains, for example perm.dienai.ru.
The host emx.mail.ru resolves to 94.100.180.180 and 217.69.139.180 — two IP addresses.