studcent.ru - robtex.com
studcent.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 109.172.7.197🇷🇺 RU-JSCIOT109.172.6.0/23 | ||||||
| PTR | dommainer151025.ru | ||||||
| NS | dommainer151025.ru ⭐ | ||||||
| NS | ns1.fasthostvds.com ⚠️ Not in zone NS records | ||||||
| A | 109.172.7.197🇷🇺 RU-JSCIOT109.172.6.0/23 | ||||||
| PTR | dommainer151025.ru | ||||||
| NS | ns1.firstvds.ru ⚠️ Not in parent delegation | ||||||
| A | 2a01:230:2:74::3🇷🇺 RU-JSCIOT2a01:230:2::/48 | ||||||
| A | 82.146.43.2🇷🇺 RU-JSCIOT82.146.40.0/21 | ||||||
| PTR | ns1.firstvds.ru | ||||||
| NS | ns2.fasthostvds.com ⚠️ Not in zone NS records | ||||||
| A | 149.154.67.5🇷🇺 RU-JSCIOT149.154.66.0/23 | ||||||
| PTR | dommainer151025.ru | ||||||
| NS | ns2.firstvds.ru ⚠️ Not in parent delegation | ||||||
| A | 2a01:230:2:75::3🇷🇺 RU-JSCIOT2a01:230:2::/48 | ||||||
| A | 94.250.248.160🇷🇺 RU-JSCIOT94.250.248.0/23 | ||||||
| PTR | ns2.firstvds.ru | ||||||
| MX | mail.studcent.ru ⭐ | ||||||
| A | 109.172.7.197🇷🇺 RU-JSCIOT109.172.6.0/23 | ||||||
| PTR | dommainer151025.ru | ||||||
| TXT | v=spf1 ip4:109.172.7.197 a mx ~all | ||||||
| SOA | dommainer151025.ruroot@dommainer151025.ru 2025-10-19 #0 | ||||||
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=4068861 | ||||||
Subdomains
mail.studcent.ru |
Same first word
studcent.ru |
Similar names
DNS History
11 records (7 active, 4 former)
●NSdommainer151025.ru2026-02-24 → 2026-05-13 · 3 obs
● 2026-02-24 08:10:28
● 2026-05-13 17:26:22
●NSns1.fasthostvds.com2026-02-24 → 2026-05-13 · 3 obs
● 2026-02-24 08:10:28
● 2026-05-13 17:26:22
●NSns1.firstvds.ru2026-02-24 → 2026-05-13 · 3 obs
● 2026-02-24 08:10:28
● 2026-05-13 17:26:22
○NSns1.hc.ru2015-05-30 → 2017-05-16 · 4 obs
● 2017-05-16 09:58:40
○ 2026-02-23 13:48:56
○ 2026-05-13 17:26:22
●NSns2.fasthostvds.com2026-02-24 → 2026-05-13 · 3 obs
● 2026-02-24 08:10:28
● 2026-05-13 17:26:22
●NSns2.firstvds.ru2026-02-24 → 2026-05-13 · 3 obs
● 2026-02-24 08:10:28
● 2026-05-13 17:26:22
○NSns2.hc.ru2015-05-30 → 2017-05-16 · 4 obs
● 2017-05-16 09:58:40
○ 2026-02-23 13:48:56
○ 2026-05-13 17:26:22
●MXmail.studcent.ru2026-02-24 → 2026-05-13 · 3 obs
● 2026-02-24 08:10:28
● 2026-05-13 17:26:22
○MXmx.cm.hc.ru2015-05-30 → 2017-05-16 · 4 obs
● 2017-05-16 09:58:40
○ 2026-02-23 13:48:56
○ 2026-05-13 17:26:22
●A109.172.7.1972026-02-24 → 2026-05-13 · 3 obs
● 2026-02-24 08:10:28
● 2026-05-13 17:26:22
○A89.111.176.1352015-05-30 → 2017-05-16 · 4 obs
● 2017-05-16 09:58:40
○ 2026-02-23 13:48:56
○ 2026-05-13 17:26:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | f.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net, b.dns.ripn.net... | - |
| studcent.ru | ns1.fasthostvds.com, ns2.fasthostvds.com | - |
✅ Authoritative Response
Server:109.172.7.197
NS records: ns1.fasthostvds.com, ns2.fasthostvds.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studcent.ru (unsigned zone)
⏱️ Timing
Total: 1760ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 109.172.7.197 |
| NS | 2 | ns2.firstvds.ru, ns1.firstvds.ru |
| MX | 2 | mail.studcent.ru (pri: 20), mail.studcent.ru (pri: 10) |
| TXT | 1 | v=spf1 ip4:109.172.7.197 a mx ~all |
| SOA | 1 | dommainer151025.ru root.dommainer151025. |
Analysis
Hierarchy
studcent.ru is the parent of mail.studcent.ru.
IP Addresses
studcent.ru resolves to a single IP: 109.172.7.197.
Other host names, for instance mail.my-stroy.ru, russnast.ru, mail.uvolk.ru, dznn.ru and mail.innumbers.ru share IP numbers with studcent.ru.
Name Servers
studcent.ru delegates to five name servers: dommainer151025.ru, ns1.fasthostvds.com, ns2.fasthostvds.com, ns1.firstvds.ru and ns2.firstvds.ru.
studcent.ru shares some name servers with other domains, for example lehomevintage.ru, protrubplast.ru, prostoafisha.ru, stomjob.ru and spin4spin.com.
These name servers are often used together with firstvds.ru, ns1.example.com and ns2.example.com.
Host names with two IP numbers: ns1.firstvds.ru points to: 2a01:230:2:74::3 and 82.146.43.2; ns2.firstvds.ru points to: 2a01:230:2:75::3 and 94.250.248.160.
Host names with one IP number: ns1.fasthostvds.com points to: 109.172.7.197; ns2.fasthostvds.com points to: 149.154.67.5.
Mail Servers
studcent.ru is handled by a single mail server, mail.studcent.ru.
Host name mail.studcent.ru points to IP 109.172.7.197.