b2dev.ru - dns.ninja
b2dev.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.57.218.44🇷🇺 EUROBYTE178.57.218.0/23 | ||||||
| PTR | hosted-by.ihc.ru | ||||||
| NS | ns2.majordomo.ru ⭐ | ||||||
| A | 78.108.88.164🇷🇺 MAJORDOMO78.108.88.0/23 Majordomo route object | ||||||
| PTR | static.78.108.88.164.clients.majordomo.ru | ||||||
| NS | ns.majordomo.ru | ||||||
| A | 78.108.80.80🇷🇺 MAJORDOMO78.108.80.0/24 Majordomo network | ||||||
| PTR | ns.majordomo.ru | ||||||
| NS | ns3.majordomo.ru | ||||||
| A | 78.108.80.90🇷🇺 MAJORDOMO78.108.80.0/24 Majordomo network | ||||||
| PTR | ns3.majordomo.ru | ||||||
| MX | mx.yandex.net ⭐ | ||||||
| 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 | ||||||
| TXT | yandex-verification: 358ba287b9ab9fef | ||||||
| TXT | v=spf1 redirect=_spf.yandex.net | ||||||
| SOA | ns.majordomo.rusupport@majordomo.ru 2026-04-28 #1 | ||||||
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=4069533 | ||||||
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns.majordomo.ru2026-03-16 → 2026-07-07 · 2 obs
● 2026-07-07 23:28:54
●NSns2.majordomo.ru2026-03-16 → 2026-07-07 · 2 obs
● 2026-07-07 23:28:54
●NSns3.majordomo.ru2026-03-16 → 2026-07-07 · 2 obs
● 2026-07-07 23:28:54
●MXmx.yandex.net2026-03-16 → 2026-07-07 · 2 obs
● 2026-07-07 23:28:54
●A178.57.218.442026-04-30 → 2026-07-07 · 3 obs
● 2026-04-30 22:57:16
● 2026-07-07 23:28:54
○A95.183.13.1212026-03-16 → 2026-04-27 · 4 obs
● 2026-04-27 17:58:18
○ 2026-04-30 22:57:16
○ 2026-07-07 23:28:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| b2dev.ru | ns3.majordomo.ru, ns2.majordomo.ru, ns.majordomo.ru | 3 records |
✅ Authoritative Response
Server:78.108.80.90
NS records: ns3.majordomo.ru, ns2.majordomo.ru, ns.majordomo.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for b2dev.ru (unsigned zone)
⏱️ Timing
Total: 690ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.57.218.44 |
| NS | 3 | ns3.majordomo.ru, ns2.majordomo.ru... |
| MX | 1 | mx.yandex.net (pri: 10) |
| TXT | 2 | yandex-verification: 358ba287b9ab9fef, v=spf1 redirect=_spf.yandex.net |
| SOA | 1 | ns.majordomo.ru support.majordomo.ru |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns3.majordomo.ru, ns2.majordomo.ru, ns.majordomo.ru)
Analysis
IP Addresses
b2dev.ru resolves to one IP address: 178.57.218.44.
Name Servers
b2dev.ru has three name servers — ns2.majordomo.ru, ns3.majordomo.ru and ns.majordomo.ru.
b2dev.ru partially shares its NS delegation with several other domains, including lingval.ru, miheeva-spb.ru, unr-sti.ru and two others.
These name servers often co-occur with the name servers ns4.majordomo.ru.
Each of the three hostnames points to exactly one IP address: ns2.majordomo.ru points to 78.108.88.164, ns3.majordomo.ru points to 78.108.80.90 and ns.majordomo.ru points to 78.108.80.80.
Mail Servers
Mail for b2dev.ru is handled by a single mail server, mx.yandex.net.
b2dev.ru uses an identical mail server configuration to several other domains — among them shegby.com, optkzn.ru, lisaped.ru and two more.
The MX records for b2dev.ru are at least partially shared with other domains, such as jashima.com, lukoil.org, t-vid.ru and nice-stone.ru.
The host mx.yandex.net resolves to 77.88.21.249 and 2a02:6b8::311 — two IP addresses.