diff.ru - robtex.com
diff.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 85.114.9.246🇷🇺 OBIT-AS85.114.8.0/21 Obit-Telecommunications Ltd. St.Petersburg | ||||||
| PTR | digger.diff.ru | ||||||
| NS | dns1.obit.ru ⭐ | ||||||
| A | 85.114.0.82🇷🇺 OBIT-AS85.114.0.0/22 Obit-Telecommunications Ltd. St.Petersburg | ||||||
| PTR | dns1.obit.ru | ||||||
| NS | dns2.obit.ru | ||||||
| A | 85.114.2.82🇷🇺 OBIT-AS85.114.0.0/22 Obit-Telecommunications Ltd. St.Petersburg | ||||||
| PTR | dns2.obit.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 | v=spf1 redirect=_spf.yandex.net | ||||||
| SOA | dns1.obit.rudns@diff.ru 2018-12-27 #3 | ||||||
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=4069573 | ||||||
Subdomains
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
○MXmail.diff.ru2015-07-19 → 2017-08-28 · 4 obs
● 2017-08-28 15:32:34
○ 2026-02-28 13:43:00
○ 2026-07-11 08:39:26
●MXmx.yandex.net2026-02-28 → 2026-07-11 · 3 obs
● 2026-02-28 13:43:00
● 2026-07-11 08:39:26
●A85.114.9.2462015-07-19 → 2026-07-11 · 2 obs
● 2026-07-11 08:39:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, f.dns.ripn.net, e.dns.ripn.net... | - |
| diff.ru | dns1.obit.ru, dns2.obit.ru | 2 records |
✅ Authoritative Response
Server:85.114.0.82
NS records: dns1.obit.ru, dns2.obit.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for diff.ru (unsigned zone)
⏱️ Timing
Total: 788ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.114.9.246 |
| NS | 2 | dns1.obit.ru, dns2.obit.ru |
| MX | 1 | mx.yandex.net (pri: 10) |
| TXT | 1 | v=spf1 redirect=_spf.yandex.net |
| SOA | 1 | dns1.obit.ru dns.diff.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (dns2.obit.ru, dns1.obit.ru)
Analysis
Hierarchy
diff.ru is the parent domain of www.diff.ru, mail.diff.ru and digger.diff.ru.
IP Addresses
diff.ru resolves to one IP address: 85.114.9.246.
diff.ru shares its IP numbers with other host names like www.diff.ru, mail.diff.ru and digger.diff.ru.
Name Servers
diff.ru has two authoritative name servers — dns1.obit.ru and dns2.obit.ru.
diff.ru uses the same name servers as several other domains — among them 134.189.195.in-addr.arpa, 55.249.87.in-addr.arpa, 45.255.92.in-addr.arpa and two more.
diff.ru shares at least some of its name servers with other domains, including petrolit.ru, 3348888.xn--p1ai, ukonega.ru and two others.
These name servers are frequently seen alongside the name servers dns1.petrovich.ru, dns2.petrovich.ru, dns1.petrovich.tech and dns2.petrovich.tech.
dns1.obit.ru and dns2.obit.ru each resolve to one IP number: dns1.obit.ru points to 85.114.0.82 and dns2.obit.ru points to 85.114.2.82.
Mail Servers
Mail for diff.ru is handled by a single mail server, mx.yandex.net.
diff.ru uses an identical mail server configuration to several other domains — among them acronex.net, inbit.az, tsn-group.com and two more.
diff.ru shares at least some of its mail servers with other domains, such as vicsan.ru and nsartmuseum.ru.
mx.yandex.net points to two IP addresses: 77.88.21.249 and 2a02:6b8::311.