protech.su - robtex.com
protech.su
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=650209947 | ||||||
Same first word
Similar names
DNS History
15 records (12 active, 3 former)
●NSns.masterhost.ru2015-05-18 → 2026-07-24 · 2 obs
● 2026-07-24 02:12:48
●NSns1.masterhost.ru2015-05-18 → 2026-07-24 · 2 obs
● 2026-07-24 02:12:48
●NSns2.masterhost.ru2015-05-18 → 2026-07-24 · 2 obs
● 2026-07-24 02:12:48
●MXmx1.masterhost.ru2015-05-18 → 2026-07-24 · 2 obs
● 2026-07-24 02:12:48
●A2a00:15f8:a000:5:1:11:3:7beb2015-05-18 → 2026-07-24 · 2 obs
● 2026-07-24 02:12:48
●A2a00:15f8:a000:5:1:12:3:7beb2015-05-18 → 2026-07-24 · 2 obs
● 2026-07-24 02:12:48
●A2a00:15f8:a000:5:1:13:3:7beb2015-05-18 → 2026-07-24 · 2 obs
● 2026-07-24 02:12:48
●A2a00:15f8:a000:5:1:14:3:7beb2015-05-18 → 2026-07-24 · 2 obs
● 2026-07-24 02:12:48
●A90.156.201.1182026-02-14 → 2026-07-24 · 3 obs
● 2026-02-14 22:07:40
● 2026-07-24 02:12:48
●A90.156.201.292026-02-14 → 2026-07-24 · 3 obs
● 2026-02-14 22:07:40
● 2026-07-24 02:12:48
○A90.156.201.372015-05-18 → 2017-02-08 · 4 obs
● 2017-02-08 20:30:16
○ 2026-02-14 22:07:40
○ 2026-07-24 02:12:48
●A90.156.201.532015-05-18 → 2026-07-24 · 2 obs
● 2026-07-24 02:12:48
○A90.156.201.672015-05-18 → 2017-02-08 · 4 obs
● 2017-02-08 20:30:16
○ 2026-02-14 22:07:40
○ 2026-07-24 02:12:48
○A90.156.201.752015-05-18 → 2017-02-08 · 4 obs
● 2017-02-08 20:30:16
○ 2026-02-14 22:07:40
○ 2026-07-24 02:12:48
●A90.156.201.872026-02-14 → 2026-07-24 · 3 obs
● 2026-02-14 22:07:40
● 2026-07-24 02:12:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | b.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | 10 records |
| protech.su | ns.masterhost.ru, ns1.masterhost.ru, ns2.masterhost.ru | - |
✅ Authoritative Response
Server:90.156.133.161
NS records: ns.masterhost.ru, ns1.masterhost.ru, ns2.masterhost.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for protech.su (unsigned zone)
⏱️ Timing
Total: 1495ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 90.156.201.53, 90.156.201.118... |
| AAAA | 4 | 2a00:15f8:a000:5:1:13:3:7beb, 2a00:15f8:a000:5:1:14:3:7beb... |
| NS | 3 | ns.masterhost.ru, ns2.masterhost.ru... |
| MX | 1 | mx1.masterhost.ru (pri: 10) |
| SOA | 1 | ns1.masterhost.ru hostmaster.masterhost. |
📌 Glue Records Collected
Total: 10
Out-of-bailiwick: 10 (f.dns.ripn.net, e.dns.ripn.net, d.dns.ripn.net...)
Analysis
IP Addresses
protech.su points to 8 IP addresses, including 90.156.201.29, 90.156.201.53 and 90.156.201.87, plus 5 other.
baniy.ru, holodok.info, www.vitraz.ru plus two other host names have IP numbers in common with protech.su.
Name Servers
The authoritative name servers for protech.su are ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru — three in total.
protech.su partially shares its NS delegation with several other domains, including cichlid.ru, latysh.ru, cgemo-serpuhov.ru and two others.
ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru all resolve to exactly two IP numbers apiece: ns1.masterhost.ru → 90.156.137.50 and 2a00:15f8:a000:11:1:1:1:53; ns2.masterhost.ru → 90.156.133.161 and 2a00:15f8:a000:12:1:1:2:53; ns.masterhost.ru → 90.156.136.116 and 2a00:15f8:a000:10:1:1:0:53.
Mail Servers
protech.su uses one mail server — mx1.masterhost.ru.
The mail server setup of protech.su matches that of other domains such as oktava-nsk.ru, kurortklinika.ru, kuhni-spb-30.ru and two others.
At least some of protech.su's mail servers are shared with other domains, among them astt.ru, sikaylo-partners.ru and r-partner.ru.
mx1.masterhost.ru directs to just one IP number, 90.156.132.120.