diff.ru - dns.ninja
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=4069154 | ||||||
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
○ 2026-06-06 10:19:48
●MXmx.yandex.net2026-02-28 → 2026-06-06 · 3 obs
● 2026-02-28 13:43:00
● 2026-06-06 10:19:48
●A85.114.9.2462015-07-19 → 2026-06-06 · 2 obs
● 2026-06-06 10:19:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | b.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, a.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: 707ms | 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 (dns1.obit.ru, dns2.obit.ru)
Analysis
Hierarchy
diff.ru sits above www.diff.ru, mail.diff.ru and digger.diff.ru in the domain hierarchy.
IP Addresses
diff.ru resolves to one IP address: 85.114.9.246.
Other host names, for instance www.diff.ru, mail.diff.ru and digger.diff.ru share IP numbers with diff.ru.
Name Servers
The NS records for diff.ru delegate to 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.
There is at least partial name server overlap between diff.ru and other domains — petrolit.ru, 3348888.xn--p1ai, ukonega.ru and two more among them.
These name servers tend to appear in combination with the name servers dns1.petrovich.ru, dns2.petrovich.ru, dns1.petrovich.tech and dns2.petrovich.tech.
dns1.obit.ru → 85.114.0.82 and dns2.obit.ru → 85.114.2.82: one IP number per host name.
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.
Some mail servers of diff.ru are also used by other domains, notably vicsan.ru and nsartmuseum.ru.
mx.yandex.net carries two IP numbers: 77.88.21.249 and 2a02:6b8::311.