itmaster.su - dns.ninja
itmaster.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a03:6f00:1::5c35:608f🇷🇺 TimeWeb-AS2a03:6f00:1::/48 TIMEWEB-v6-48-1 | ||||||
| PTR | vh406.timeweb.ru | ||||||
| A | 92.53.96.143🇷🇺 TimeWeb-AS92.53.96.0/24 | ||||||
| NS | ns1.timeweb.ru ⭐ | ||||||
| A | 2a03:6f04:dead:bee::1🇷🇺 TimeWeb-AS2a03:6f00::/29 | ||||||
| A | 85.193.93.93🇵🇱 TimeWeb-AS85.193.93.0/24 | ||||||
| PTR | ns1.timeweb.ru | ||||||
| NS | ns2.timeweb.ru | ||||||
| A | 2a03:6f04:dead:bee::2🇷🇺 TimeWeb-AS2a03:6f00::/29 | ||||||
| A | 85.193.93.85🇵🇱 TimeWeb-AS85.193.93.0/24 | ||||||
| PTR | ns2.timeweb.ru | ||||||
| NS | ns3.timeweb.org ⚠️ Not in parent delegation | ||||||
| A | 2a03:6f07:4::2🇷🇺 TimeWeb-AS2a03:6f00::/29 | ||||||
| A | 217.78.234.130🇷🇺 TimeWeb-AS217.78.234.0/24 | ||||||
| NS | ns4.timeweb.org ⚠️ Not in parent delegation | ||||||
| A | 2a00:65e0:6:5:232a::2🇷🇺 RETNRU-SPB-AS2a00:65e0::/32 CJSC "RetnNet" | ||||||
| A | 139.45.249.139🇷🇺 RETNRU-SPB-AS139.45.248.0/21 RETN-SPB | ||||||
| PTR | gw-139.45.249.139-rt1.km.spb.retn.ru | ||||||
| MX | mx1.yandex.ru ⭐ | ||||||
| A | 77.88.21.249🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| TXT | v=spf1 ip4:92.53.116.0/22 ip4:92.53.96.0/22 ip4:92.53.112.0/22 ip4:92.53.104.... | ||||||
| SOA | ns1.timeweb.rudns@timeweb.ru serial=2112033 | ||||||
su
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=650210032 | ||||||
Same first word
Similar names
DNS History
9 records (7 active, 2 former)
●NSns1.timeweb.ru2015-06-26 → 2026-07-31 · 2 obs
● 2026-07-31 03:38:36
●NSns2.timeweb.ru2015-06-26 → 2026-07-31 · 2 obs
● 2026-07-31 03:38:36
●NSns3.timeweb.org2015-06-26 → 2026-07-31 · 2 obs
● 2026-07-31 03:38:36
●NSns4.timeweb.org2015-06-26 → 2026-07-31 · 2 obs
● 2026-07-31 03:38:36
●A2a03:6f00:1::5c35:608f2026-03-24 → 2026-07-31 · 3 obs
● 2026-03-24 05:52:28
● 2026-07-31 03:38:36
○A2a03:6f00:1::5c35:710a2015-06-26 → 2017-06-29 · 4 obs
● 2017-06-29 20:27:04
○ 2026-03-24 05:52:28
○ 2026-07-31 03:38:36
○A92.53.113.102015-06-26 → 2017-06-29 · 4 obs
● 2017-06-29 20:27:04
○ 2026-03-24 05:52:28
○ 2026-07-31 03:38:36
●A92.53.96.1432026-03-24 → 2026-07-31 · 3 obs
● 2026-03-24 05:52:28
● 2026-07-31 03:38:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | b.dns.ripn.net, e.dns.ripn.net, c.tld-servers.ru, a.dns.ripn.net... | 12 records |
| itmaster.su | ns1.timeweb.ru, ns2.timeweb.ru | - |
✅ Authoritative Response
Server:85.193.93.93
NS records: ns1.timeweb.ru, ns2.timeweb.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for itmaster.su (unsigned zone)
⏱️ Timing
Total: 1471ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 92.53.96.143 |
| AAAA | 1 | 2a03:6f00:1::5c35:608f |
| NS | 4 | ns3.timeweb.org, ns4.timeweb.org... |
| MX | 1 | mx1.yandex.ru (pri: 10) |
| TXT | 1 | v=spf1 ip4:92.53.116.0/22 ip4:92.53.96.0 |
| SOA | 1 | ns1.timeweb.ru dns.timeweb.ru |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (b.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net...)
Analysis
IP Addresses
itmaster.su has two IP addresses: 92.53.96.143 and 2a03:6f00:1::5c35:608f
Additional host names — fy1.ru, pstirol.ru, artsouz.ru and two others — share IP numbers with itmaster.su.
Name Servers
itmaster.su has four authoritative name servers: ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru.
There is at least partial name server overlap between itmaster.su and other domains — stolyarca.com, rusprojection.ru, mazprom.com and two more among them.
These name servers are routinely deployed together with the name servers ns3.timeweb.ru.
All four hostnames — ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru — resolve to two IP numbers apiece: ns3.timeweb.org to 217.78.234.130 and 2a03:6f07:4::2; ns4.timeweb.org to 139.45.249.139 and 2a00:65e0:6:5:232a::2; ns1.timeweb.ru to 85.193.93.93 and 2a03:6f04:dead:bee::1; ns2.timeweb.ru to 85.193.93.85 and 2a03:6f04:dead:bee::2.
Mail Servers
itmaster.su has one mail server: mx1.yandex.ru.
itmaster.su shares the same mail server setup as other domains, including copiring.ru, strinf.ru, www.strinf.ru and two others.
itmaster.su shares mail servers — at least in part — with other domains, including www.newtravels.ru, gserg.ru, osergei.ru and two others.
These mail servers are frequently paired with the mail servers mx2.yandex.ru, mx3.yandex.ru, mx.yandex.ru and mx.yandex.net.
mx1.yandex.ru has exactly one IP number: 77.88.21.249.