contractubex.ru - robtex.com
contractubex.ru
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=4068147 | ||||||
Subdomains
Same first word
DNS History
11 records (7 active, 4 former)
●NSdns1.cscdns.net2015-12-05 → 2026-03-23 · 3 obs
● 2015-12-05 11:09:02
● 2026-03-23 06:04:46
●NSdns2.cscdns.net2015-12-05 → 2026-03-23 · 3 obs
● 2015-12-05 11:09:02
● 2026-03-23 06:04:46
○NSns1.first-ns.de2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-05 11:09:02
○ 2026-03-23 06:04:46
○NSrobotns2.second-ns.de2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-05 11:09:02
○ 2026-03-23 06:04:46
○NSrobotns3.second-ns.com2015-08-20 → 2015-08-20 · 3 obs
○ 2015-12-05 11:09:02
○ 2026-03-23 06:04:46
●MXmail.contractubex.ru2015-08-20 → 2026-03-23 · 2 obs
● 2026-03-23 06:04:46
●MXmx01.nicmail.ru2026-03-14 → 2026-03-23 · 3 obs
● 2026-03-14 10:52:40
● 2026-03-23 06:04:46
●MXmx02.nicmail.ru2026-03-14 → 2026-03-23 · 3 obs
● 2026-03-14 10:52:40
● 2026-03-23 06:04:46
●MXmx03.nicmail.ru2026-03-14 → 2026-03-23 · 3 obs
● 2026-03-14 10:52:40
● 2026-03-23 06:04:46
○A148.251.128.472015-08-20 → 2017-02-17 · 4 obs
● 2017-02-17 15:37:08
○ 2026-03-14 10:52:40
○ 2026-03-23 06:04:46
●A176.99.14.1422026-03-14 → 2026-03-23 · 3 obs
● 2026-03-14 10:52:40
● 2026-03-23 06:04:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | f.dns.ripn.net, a.dns.ripn.net, e.dns.ripn.net, b.dns.ripn.net... | - |
| contractubex.ru | dns2.cscdns.net, dns1.cscdns.net | - |
✅ Authoritative Response
Server:156.154.131.100
NS records: dns2.cscdns.net, dns1.cscdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for contractubex.ru (unsigned zone)
⏱️ Timing
Total: 594ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.99.14.142 |
| NS | 2 | dns1.cscdns.net, dns2.cscdns.net |
| MX | 4 | mx02.nicmail.ru (pri: 5), mail.contractubex.ru (pri: 10)... |
| TXT | 4 | v=spf1 redirect=nicmail.ru, _globalsign-domain-verification=93hLysiW... |
| SOA | 1 | dns1.cscdns.net hostmaster.cscdns.net |
Analysis
Hierarchy
contractubex.ru is the parent of www.contractubex.ru and mail.contractubex.ru.
IP Addresses
contractubex.ru points to an IP address: 176.99.14.142.
other host names include ulthera.ru, d51782.azlk.regrucolo.ru, www.contractubex.ru, www.merz.ru and merz.ru; they share IP numbers with contractubex.ru.
Name Servers
Two name servers dns1.cscdns.net and dns2.cscdns.net handle the delegation for contractubex.ru.
contractubex.ru shares the same name server setup as other domains, for instance prizm.net, hays.com.au, fireandforgetbook.com, gtpak.com and aosmiith.com.
contractubex.ru at least partially shares name servers with other domains, including charlesrossottisucks.net and robwscully.org.
Host names with two IP numbers:
dns1.cscdns.net points to 2610:a1:1022::100 and 156.154.130.100.
dns2.cscdns.net points to 2610:a1:1023::100 and 156.154.131.100.
Mail Servers
contractubex.ru is handled by four mail servers: mail.contractubex.ru, mx01.nicmail.ru, mx02.nicmail.ru and mx03.nicmail.ru.
contractubex.ru shares at least partially some mail servers with other domains, for instance trevia.ru, littelab.com, mail.vipreserve.ru, cxpiter.ru and kutsenko.ru.
Host names with four IP numbers: mx01.nicmail.ru and mx02.nicmail.ru point to 91.189.116.13, 91.189.116.14, 91.189.116.15 and 91.189.116.16.
Host names with one IP number: mx03.nicmail.ru points to 91.189.116.16.
Host names that point to 91.189.116.13: mx01.nicmail.ru and mx02.nicmail.ru.
Host names that point to 91.189.116.14: mx01.nicmail.ru and mx02.nicmail.ru.
Host names that point to 91.189.116.15: mx01.nicmail.ru and mx02.nicmail.ru.
Host names that point to 91.189.116.16: mx01.nicmail.ru, mx02.nicmail.ru and mx03.nicmail.ru.