mastersib.ru - robtex.com
mastersib.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 213.159.209.193🇷🇺 RU-JSCIOT213.159.208.0/23 | ||||||
| PTR | vg-portal.ru | ||||||
| NS | firstvds.ru ⭐ | ||||||
| A | 37.230.118.233🇷🇺 RU-JSCIOT37.230.118.0/23 | ||||||
| PTR | firstvds.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.mastersib.ru ⭐ | ||||||
| SOA | firstvds.rumastersib@mail.ru 2019-02-06 #6 | ||||||
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=4068326 | ||||||
Same first word
mastersib.ru |
Similar names
DNS History
14 records (5 active, 9 former)
○NSfirstvds_ru2017-01-05 → 2020-04-09 · 5 obs
● 2017-01-05 18:57:34
● 2020-04-09 16:34:36
○ 2026-03-27 00:58:14
○ 2026-03-30 04:04:48
●NSfirstvds.ru2026-03-27 → 2026-03-30 · 3 obs
● 2026-03-27 00:58:14
● 2026-03-30 04:04:48
○NSns.mastersib.ru2015-07-13 → 2016-02-08 · 4 obs
● 2016-02-08 10:38:58
○ 2016-05-01 18:14:26
○ 2026-03-30 04:04:48
○NSns1.expired.r01.ru2016-05-01 → 2016-05-01 · 4 obs
● 2016-05-01 18:14:26
○ 2017-01-05 18:57:34
○ 2026-03-30 04:04:48
●NSns1.firstvds.ru2017-01-05 → 2026-03-30 · 3 obs
● 2017-01-05 18:57:34
● 2026-03-30 04:04:48
○NSns2.expired.r01.ru2016-05-01 → 2016-05-01 · 4 obs
● 2016-05-01 18:14:26
○ 2017-01-05 18:57:34
○ 2026-03-30 04:04:48
●NSns2.firstvds.ru2017-01-05 → 2026-03-30 · 3 obs
● 2017-01-05 18:57:34
● 2026-03-30 04:04:48
○NSns2.mastersib.ru2015-07-13 → 2016-02-08 · 4 obs
● 2016-02-08 10:38:58
○ 2016-05-01 18:14:26
○ 2026-03-30 04:04:48
●MXmail.mastersib.ru2015-07-13 → 2026-03-30 · 5 obs
● 2016-02-08 10:38:58
○ 2016-05-01 18:14:26
● 2017-01-05 18:57:34
● 2026-03-30 04:04:48
○MXnomail.nic.ru2016-05-01 → 2016-05-01 · 4 obs
● 2016-05-01 18:14:26
○ 2017-01-05 18:57:34
○ 2026-03-30 04:04:48
○A109.70.26.372016-05-01 → 2016-05-01 · 4 obs
● 2016-05-01 18:14:26
○ 2017-01-05 18:57:34
○ 2026-03-30 04:04:48
○A176.9.47.212015-07-13 → 2016-02-08 · 4 obs
● 2016-02-08 10:38:58
○ 2016-05-01 18:14:26
○ 2026-03-30 04:04:48
○A194.85.61.762016-05-01 → 2016-05-01 · 4 obs
● 2016-05-01 18:14:26
○ 2017-01-05 18:57:34
○ 2026-03-30 04:04:48
●A213.159.209.1932017-01-05 → 2026-03-30 · 3 obs
● 2017-01-05 18:57:34
● 2026-03-30 04:04:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | e.dns.ripn.net, b.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net... | - |
| mastersib.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 mastersib.ru (unsigned zone)
⏱️ Timing
Total: 702ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 213.159.209.193 |
| NS | 2 | ns1.firstvds.ru, ns2.firstvds.ru |
| MX | 2 | mail.mastersib.ru (pri: 10), mail.mastersib.ru (pri: 20) |
| SOA | 1 | firstvds.ru mastersib.mail.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.firstvds.ru, ns2.firstvds.ru)
Analysis
IP Addresses
mastersib.ru points to a single IP number: 213.159.209.193.
Other host names, for instance aist-nsk.ru, mail.aist-nsk.ru, ktisis.su, mail.ktisis.su and autodver.ru share IP numbers with mastersib.ru.
Name Servers
The domain mastersib.ru is delegated to three name servers: firstvds.ru, ns1.firstvds.ru and ns2.firstvds.ru.
mastersib.ru shares name servers with other domains at least partially, for instance ybex.ru, kosmetika-shop.ru, goodzont.ru, magnit-print.ru and cmotr.ru.
these name servers are often used together with the name servers nextgen101.fvds.ru.
Host names with two IPs:
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:
firstvds.ru points to 37.230.118.233.