schoolstd.ru - robtex.com
schoolstd.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 149.154.71.109🇷🇺 RU-JSCIOT149.154.70.0/23 | ||||||
| PTR | idatamp.fvds.ru | ||||||
| NS | idatamp.fvds.ru ⭐ | ||||||
| A | 45.150.10.119🇷🇺 RU-JSCIOT45.150.8.0/22 | ||||||
| PTR | idatamp.fvds.ru | ||||||
| NS | ns1.firstvds.ru | ||||||
| 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.firstvds.ru | ||||||
| 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.schoolstd.ru ⭐ | ||||||
| A | 45.150.10.119🇷🇺 RU-JSCIOT45.150.8.0/22 | ||||||
| PTR | idatamp.fvds.ru | ||||||
| MX | mail.schoolstd.ru(20) | ||||||
| A | 45.150.10.119🇷🇺 RU-JSCIOT45.150.8.0/22 | ||||||
| PTR | idatamp.fvds.ru | ||||||
| TXT | v=spf1 ip4:45.150.10.119 a mx ~all | ||||||
| SOA | idatamp.fvds.ruroot@idatamp.fvds.ru 2026-01-21 #8 | ||||||
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=4068295 | ||||||
Subdomains
mail.schoolstd.ru |
Same first word
schoolstd.ru |
Similar names
DNS History
14 records (5 active, 9 former)
○NSns.stdrf.com2016-04-23 → 2017-05-25 · 4 obs
● 2016-04-23 12:59:46
● 2017-05-25 14:28:10
○ 2026-03-27 14:14:04
○NSns.stdtur.ru2016-04-23 → 2017-05-25 · 4 obs
● 2016-04-23 12:59:46
● 2017-05-25 14:28:10
○ 2026-03-27 14:14:04
●NSns1.firstvds.ru2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 14:14:04
○NSns1.hostfabrica.ru2015-06-29 → 2016-02-03 · 4 obs
● 2016-02-03 14:46:32
○ 2016-04-23 12:59:46
○ 2026-03-27 14:14:04
●NSns2.firstvds.ru2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 14:14:04
○NSns2.hostfabrica.ru2015-06-29 → 2016-02-03 · 4 obs
● 2016-02-03 14:46:32
○ 2016-04-23 12:59:46
○ 2026-03-27 14:14:04
○NSschoolstd.ru.schoolstd.ru2016-04-23 → 2017-05-25 · 4 obs
● 2016-04-23 12:59:46
● 2017-05-25 14:28:10
○ 2026-03-27 14:14:04
●MXmail.schoolstd.ru2026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 14:14:04
○MXmail.stdrf.ru2016-04-23 → 2017-05-25 · 4 obs
● 2016-04-23 12:59:46
● 2017-05-25 14:28:10
○ 2026-03-27 14:14:04
○MXmxs.hostfabrica.ru2015-06-29 → 2016-02-03 · 4 obs
● 2016-02-03 14:46:32
○ 2016-04-23 12:59:46
○ 2026-03-27 14:14:04
●A149.154.71.1092026-03-27 → 2026-03-27 · 2 obs
● 2026-03-27 14:14:04
○A80.93.50.112015-06-29 → 2015-11-05 · 4 obs
● 2015-11-05 06:24:00
○ 2016-02-03 14:46:32
○ 2026-03-27 14:14:04
○A80.93.53.2342016-02-03 → 2017-05-25 · 4 obs
● 2016-02-03 14:46:32
● 2017-05-25 14:28:10
○ 2026-03-27 14:14:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| schoolstd.ru | ns1.firstvds.ru, ns2.firstvds.ru | 2 records |
✅ Authoritative Response
Server:82.146.43.2
NS records: ns1.firstvds.ru, ns2.firstvds.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for schoolstd.ru (unsigned zone)
⏱️ Timing
Total: 690ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 149.154.71.109 |
| NS | 2 | ns1.firstvds.ru, ns2.firstvds.ru |
| MX | 2 | mail.schoolstd.ru (pri: 10), mail.schoolstd.ru (pri: 20) |
| TXT | 1 | v=spf1 ip4:45.150.10.119 a mx ~all |
| SOA | 1 | idatamp.fvds.ru root.idatamp.fvds.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.firstvds.ru, ns1.firstvds.ru)
Analysis
Hierarchy
schoolstd.ru is parent of mail.schoolstd.ru.
IP Addresses
schoolstd.ru points to a single IP: 149.154.71.109.
Other host names, for instance delcont.ru, share IP numbers with schoolstd.ru.
Name Servers
schoolstd.ru is delegated to three name servers: ns1.firstvds.ru, ns2.firstvds.ru and idatamp.fvds.ru.
schoolstd.ru at least partially shares its name servers with other domains, for instance fanmaster.ru, viktorg.ru, fe-ltd.ru, korolev.tver.ru and pancr.ru.
these name servers are commonly used together with firstvds.ru, ns1.example.com, ns2.example.com and malexv872.fvds.ru.
Host names with two IP numbers: The host name ns1.firstvds.ru points to 2a01:230:2:74::3 and 82.146.43.2; The host name ns2.firstvds.ru points to 2a01:230:2:75::3 and 94.250.248.160.
Host names with one IP number: The host name idatamp.fvds.ru points to 45.150.10.119.
Mail Servers
schoolstd.ru is handled by two mail servers: mail.schoolstd.ru and mail.schoolstd.ru.
Host names with a single IP address: mail.schoolstd.ru points to 45.150.10.119.