expert21.ru - robtex.com
expert21.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 | ||||||
Same first word
Similar names
DNS History
13 records (7 active, 6 former)
●NSns1.timeweb.ru2015-07-24 → 2026-03-22 · 5 obs
● 2016-02-29 09:45:24
○ 2018-09-14 10:59:48
● 2026-03-12 15:43:28
● 2026-03-22 16:55:22
●NSns2.timeweb.ru2015-07-24 → 2026-03-22 · 5 obs
● 2016-02-29 09:45:24
○ 2018-09-14 10:59:48
● 2026-03-12 15:43:28
● 2026-03-22 16:55:22
●NSns3.timeweb.org2015-07-24 → 2026-03-22 · 5 obs
● 2016-02-29 09:45:24
○ 2018-09-14 10:59:48
● 2026-03-12 15:43:28
● 2026-03-22 16:55:22
●NSns4.timeweb.org2015-07-24 → 2026-03-22 · 5 obs
● 2016-02-29 09:45:24
○ 2018-09-14 10:59:48
● 2026-03-12 15:43:28
● 2026-03-22 16:55:22
●MXmx.yandex.net2026-03-12 → 2026-03-22 · 3 obs
● 2026-03-12 15:43:28
● 2026-03-22 16:55:22
○MXmx1.timeweb.ru2015-07-24 → 2016-02-29 · 4 obs
● 2016-02-29 09:45:24
○ 2018-09-14 10:59:48
○ 2026-03-22 16:55:22
○MXmx2.timeweb.ru2015-07-24 → 2016-02-29 · 4 obs
● 2016-02-29 09:45:24
○ 2018-09-14 10:59:48
○ 2026-03-22 16:55:22
○A178.162.196.1732016-06-28 → 2016-06-28 · 4 obs
● 2016-06-28 23:48:32
○ 2017-02-12 14:56:22
○ 2026-03-22 16:55:22
○A178.162.211.682017-02-12 → 2017-02-12 · 4 obs
● 2017-02-12 14:56:22
○ 2018-09-14 10:59:48
○ 2026-03-22 16:55:22
○A2a03:6f00:1::5c35:60912015-07-24 → 2016-02-29 · 4 obs
● 2016-02-29 09:45:24
○ 2018-09-14 10:59:48
○ 2026-03-22 16:55:22
●A2a03:6f00:5:1::4e28:db022026-03-12 → 2026-03-22 · 3 obs
● 2026-03-12 15:43:28
● 2026-03-22 16:55:22
●A78.40.219.22026-03-12 → 2026-03-22 · 3 obs
● 2026-03-12 15:43:28
● 2026-03-22 16:55:22
○A92.53.96.1452015-07-24 → 2016-02-29 · 4 obs
● 2016-02-29 09:45:24
○ 2016-06-28 23:48:32
○ 2026-03-22 16:55:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| expert21.ru | ns1.timeweb.ru, ns2.timeweb.ru, ns3.timeweb.org, ns4.timeweb.org | 2 records |
✅ Authoritative Response
Server: 217.78.234.130
NS records: ns1.timeweb.ru, ns2.timeweb.ru, ns3.timeweb.org, ns4.timeweb.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for expert21.ru (unsigned zone)
⏱️ Timing
Total: 843ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.40.219.2 |
| AAAA | 1 | 2a03:6f00:5:1::4e28:db02 |
| NS | 4 | ns3.timeweb.org, ns1.timeweb.ru... |
| MX | 1 | mx.yandex.net (pri: 10) |
| TXT | 3 | yandex-verification: 48270f1269d103f2, yandex-verification: 3a61786e8dce9d47... |
| SOA | 1 | ns1.timeweb.ru dns.timeweb.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.timeweb.ru, ns2.timeweb.ru)
Analysis
IP Addresses
expert21.ru points to two IP numbers: 2a03:6f00:5:1::4e28:db02 and 78.40.219.2.
Name Servers
expert21.ru is delegated to four name servers: ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru.
expert21.ru at least partially shares name servers with other domains, for example 351746-wsffestvds.tmweb.ru, 75.86.225.188.in-addr.arpa, fialki.pro, 60.31.225.188.in-addr.arpa and heter.ru.
Host names with two IP numbers:
ns3.timeweb.org points to: 2a03:6f07:4::2 and 217.78.234.130
ns4.timeweb.org points to: 2a00:65e0:6:5:232a::2 and 139.45.249.139
ns1.timeweb.ru points to: 2a03:6f04:dead:bee::1 and 85.193.93.93
ns2.timeweb.ru points to: 2a03:6f04:dead:bee::2 and 85.193.93.85
Mail Servers
The mx.yandex.net mail server handles expert21.ru.
expert21.ru shares the same mail server setup as other domains, including granlab.uz, metuift.com, mebel-sk.com, mir-elektriki.ru and szala.ru.
expert21.ru shares at least partially some mail servers with other domains, for instance newdawnstudio.ru, craft-cosmetics.com, gencbizz.com, vsemetri.com and ufocomm.ru.
mx.yandex.net points to two IP numbers: 2a02:6b8::311 and 77.88.21.249.