rtdev.ru - dns.ninja
rtdev.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.26.122.79🇷🇺 HOSTLAND185.26.122.0/24 | ||||||
| PTR | serv79-26.hostland.ru | ||||||
| NS | ns3.hostland.ru ⭐ | ||||||
| A | 81.95.18.218🇷🇺 MTTELECOM-AS81.95.16.0/20 MTTELECOM-NETWORK | ||||||
| A | 185.22.183.98🇷🇺 RETNRU-SPB-AS185.22.180.0/22 CJSC "RetnNet" | ||||||
| NS | ns.hostland.ru | ||||||
| A | 185.26.122.3🇷🇺 HOSTLAND185.26.122.0/24 | ||||||
| PTR | serv3-26.hostland.ru | ||||||
| A | 185.26.123.231🇷🇺 HOSTLAND185.26.123.0/24 | ||||||
| PTR | smtp1.hostland.ru | ||||||
| MX | mail.rtdev.ru ⭐ | ||||||
| A | 185.26.123.232🇷🇺 HOSTLAND185.26.123.0/24 | ||||||
| PTR | sendmail.hostland.ru | ||||||
| TXT | v=spf1 include:_spf.hostland.ru ~all | ||||||
| SOA | ns.hostland.rusupport@hostland.ru serial=100000000 | ||||||
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=4069308 | ||||||
Subdomains
mail.rtdev.ru |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○NSexpirepages-kiae-1.nic.ru2015-06-14 → 2015-06-14 · 3 obs
○ 2015-10-28 10:53:02
○ 2026-06-19 07:01:42
○NSexpirepages-kiae-2.nic.ru2015-06-14 → 2015-06-14 · 3 obs
○ 2015-10-28 10:53:02
○ 2026-06-19 07:01:42
●NSns.hostland.ru2026-02-18 → 2026-06-19 · 3 obs
● 2026-02-18 04:02:44
● 2026-06-19 07:01:42
●NSns3.hostland.ru2026-02-18 → 2026-06-19 · 3 obs
● 2026-02-18 04:02:44
● 2026-06-19 07:01:42
●MXmail.rtdev.ru2026-02-18 → 2026-06-19 · 2 obs
● 2026-06-19 07:01:42
○A109.70.26.372015-06-14 → 2015-06-14 · 3 obs
○ 2015-10-28 10:53:02
○ 2026-06-19 07:01:42
●A185.26.122.792026-02-18 → 2026-06-19 · 3 obs
● 2026-02-18 04:02:44
● 2026-06-19 07:01:42
○A194.85.61.762015-06-14 → 2015-06-14 · 3 obs
○ 2015-10-28 10:53:02
○ 2026-06-19 07:01:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| rtdev.ru | ns.hostland.ru, ns3.hostland.ru | 4 records |
✅ Authoritative Response
Server:81.95.18.218
NS records: ns.hostland.ru, ns3.hostland.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtdev.ru (unsigned zone)
⏱️ Timing
Total: 650ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.26.122.79 |
| NS | 2 | ns.hostland.ru, ns3.hostland.ru |
| MX | 1 | mail.rtdev.ru (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.hostland.ru ~all |
| SOA | 1 | ns.hostland.ru support.hostland.ru |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns3.hostland.ru, ns3.hostland.ru, ns.hostland.ru...)
Analysis
Hierarchy
The domain mail.rtdev.ru falls under the parent rtdev.ru.
IP Addresses
rtdev.ru directs to one IP number, which is 185.26.122.79.
Among the host names that share IP numbers with rtdev.ru are xn--e1aapccpdcuff.xn--p1ai, shinomontazhnoe.su, xn--33-6kc4bj.xn--p1ai and two others.
Name Servers
rtdev.ru is served by two delegated name servers, ns3.hostland.ru and ns.hostland.ru.
rtdev.ru has the same name server delegation as a number of other domains, such as lefterova.ru, verafarma.ru, mobden.ru and two more.
There is an overlap in name servers between rtdev.ru and other domains, for example zharova.ru, zavodnept.ru and skif.msk.ru
Each of the two host names carries two IP addresses: ns3.hostland.ru points to 81.95.18.218 and 185.22.183.98, and ns.hostland.ru points to 185.26.122.3 and 185.26.123.231.
Mail Servers
rtdev.ru routes its mail through a single mail server, mail.rtdev.ru.
There is one IP number for mail.rtdev.ru: 185.26.123.232.