rt2b.com - dns.ninja
rt2b.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.218.228.19 | ||||||
| NS | ns1.ihc.ru ⭐ | ||||||
| NS | ns2.ihc.ru | ||||||
| MX | mx.yandex.ru ⭐ | ||||||
| A | 2a02:6b8::311🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.249🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| MX | mail.rt2b.com(20) | ||||||
| TXT | v=spf1 redirect=_spf.yandex.net | ||||||
| SOA | ns1.ihc.ruinfo@ihc.ru 2017-01-28 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1783254616 | ||||||
Subdomains
mail.rt2b.com |
Same first word
Similar names
rtb2.net |
trb2.com |
rtb2.de |
r2bt.com |
b2tr.de |
bt2r.com |
2btr.com |
br2t.com.br |
btr2.com |
2rtb.com |
tbr2.com |
rb2t.bet |
b2tr.net |
brt2.com |
br2t.com |
brt2.net |
b2tr.com |
DNS History
10 records (5 active, 5 former)
○NSns1.firstvds.ru2015-08-06 → 2016-09-09 · 4 obs
● 2015-08-06 16:50:32
● 2016-09-09 02:41:38
○ 2017-06-09 00:06:26
○ 2026-07-06 20:55:06
● 2016-09-09 02:41:38
○ 2017-06-09 00:06:26
○ 2026-07-06 20:55:06
●NSns1.ihc.ru2017-06-09 → 2026-07-06 · 3 obs
○ 2016-09-09 02:41:38
● 2017-06-09 00:06:26
● 2026-07-06 20:55:06
● 2017-06-09 00:06:26
● 2026-07-06 20:55:06
○NSns2.firstvds.ru2015-08-06 → 2016-09-09 · 4 obs
● 2015-08-06 16:50:32
● 2016-09-09 02:41:38
○ 2017-06-09 00:06:26
○ 2026-07-06 20:55:06
● 2016-09-09 02:41:38
○ 2017-06-09 00:06:26
○ 2026-07-06 20:55:06
●NSns2.ihc.ru2017-06-09 → 2026-07-06 · 3 obs
○ 2016-09-09 02:41:38
● 2017-06-09 00:06:26
● 2026-07-06 20:55:06
● 2017-06-09 00:06:26
● 2026-07-06 20:55:06
●MXmail.rt2b.com2026-03-24 → 2026-07-06 · 3 obs
○ 2017-06-09 00:06:26
● 2026-03-24 10:53:16
● 2026-07-06 20:55:06
● 2026-03-24 10:53:16
● 2026-07-06 20:55:06
○MXmx.yandex.net2017-06-09 → 2017-06-09 · 4 obs
○ 2016-09-09 02:41:38
● 2017-06-09 00:06:26
○ 2026-03-24 10:53:16
○ 2026-07-06 20:55:06
● 2017-06-09 00:06:26
○ 2026-03-24 10:53:16
○ 2026-07-06 20:55:06
●MXmx.yandex.ru2015-08-06 → 2026-07-06 · 5 obs
● 2015-08-06 16:50:32
● 2016-09-09 02:41:38
○ 2017-06-09 00:06:26
● 2026-03-24 10:53:16
● 2026-07-06 20:55:06
● 2016-09-09 02:41:38
○ 2017-06-09 00:06:26
● 2026-03-24 10:53:16
● 2026-07-06 20:55:06
○A2a03:c980::1:20:92017-06-09 → 2017-06-09 · 4 obs
○ 2016-09-09 02:41:38
● 2017-06-09 00:06:26
○ 2026-03-24 10:53:16
○ 2026-07-06 20:55:06
● 2017-06-09 00:06:26
○ 2026-03-24 10:53:16
○ 2026-07-06 20:55:06
○A62.109.17.1492015-08-06 → 2016-09-09 · 4 obs
● 2015-08-06 16:50:32
● 2016-09-09 02:41:38
○ 2017-06-09 00:06:26
○ 2026-07-06 20:55:06
● 2016-09-09 02:41:38
○ 2017-06-09 00:06:26
○ 2026-07-06 20:55:06
●A91.218.228.192017-06-09 → 2026-07-06 · 3 obs
○ 2016-09-09 02:41:38
● 2017-06-09 00:06:26
● 2026-07-06 20:55:06
● 2017-06-09 00:06:26
● 2026-07-06 20:55:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rt2b.com | ns1.ihc.ru, ns2.ihc.ru | - |
✅ Authoritative Response
Server:46.254.22.38
NS records: ns1.ihc.ru, ns2.ihc.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rt2b.com (unsigned zone)
⏱️ Timing
Total: 3185ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.218.228.19 |
| NS | 2 | ns1.ihc.ru, ns2.ihc.ru |
| MX | 2 | mx.yandex.ru (pri: 10), mail.rt2b.com (pri: 20) |
| TXT | 1 | v=spf1 redirect=_spf.yandex.net |
| SOA | 1 | ns1.ihc.ru info.ihc.ru |
Analysis
Hierarchy
mail.rt2b.com is a subdomain of rt2b.com.
IP Addresses
rt2b.com points to a single IP number: 91.218.228.19.
Name Servers
rt2b.com has two authoritative name servers — ns1.ihc.ru and ns2.ihc.ru.
Mail Servers
rt2b.com has two mail servers: mail.rt2b.com and mx.yandex.ru.
Host names with two IP numbers:
mx.yandex.ru resolves to 77.88.21.249 and 2a02:6b8::311.