backoffice.su - dns.ninja
backoffice.su
su
| 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=650209670 | ||||||
Same first word
DNS History
14 records (7 active, 7 former)
○NSns1.ukraine.com.ua2015-08-27 → 2016-12-14 · 4 obs
● 2016-12-14 00:30:20
○ 2026-02-15 10:21:24
○ 2026-06-30 23:41:08
○NSns2.ukraine.com.ua2015-08-27 → 2016-12-14 · 4 obs
● 2016-12-14 00:30:20
○ 2026-02-15 10:21:24
○ 2026-06-30 23:41:08
●NSns3-l2.nic.ru2026-02-15 → 2026-06-30 · 3 obs
● 2026-02-15 10:21:24
● 2026-06-30 23:41:08
○NSns3.ukraine.com.ua2015-08-27 → 2016-12-14 · 4 obs
● 2016-12-14 00:30:20
○ 2026-02-15 10:21:24
○ 2026-06-30 23:41:08
●NSns4-cloud.nic.ru2026-02-15 → 2026-06-30 · 3 obs
● 2026-02-15 10:21:24
● 2026-06-30 23:41:08
●NSns4-l2.nic.ru2026-02-15 → 2026-06-30 · 3 obs
● 2026-02-15 10:21:24
● 2026-06-30 23:41:08
●NSns8-cloud.nic.ru2026-02-15 → 2026-06-30 · 3 obs
● 2026-02-15 10:21:24
● 2026-06-30 23:41:08
●NSns8-l2.nic.ru2026-02-15 → 2026-06-30 · 3 obs
● 2026-02-15 10:21:24
● 2026-06-30 23:41:08
●MXemx.mail.ru2026-02-15 → 2026-06-30 · 3 obs
● 2026-02-15 10:21:24
● 2026-06-30 23:41:08
○MXmx15.ukraine.com.ua2015-08-27 → 2016-12-14 · 4 obs
● 2016-12-14 00:30:20
○ 2026-02-15 10:21:24
○ 2026-06-30 23:41:08
○MXmx20.ukraine.com.ua2015-08-27 → 2016-12-14 · 4 obs
● 2016-12-14 00:30:20
○ 2026-02-15 10:21:24
○ 2026-06-30 23:41:08
●A185.137.235.22026-02-15 → 2026-06-30 · 3 obs
● 2026-02-15 10:21:24
● 2026-06-30 23:41:08
○A185.68.16.1742015-08-27 → 2016-12-14 · 4 obs
● 2016-12-14 00:30:20
○ 2026-02-15 10:21:24
○ 2026-06-30 23:41:08
○A2a00:7a60:0:10ae::12015-08-27 → 2016-12-14 · 4 obs
● 2016-12-14 00:30:20
○ 2026-02-15 10:21:24
○ 2026-06-30 23:41:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | a.dns.ripn.net, e.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net... | - |
| backoffice.su | ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, ns4-cloud.nic.ru... | - |
✅ Authoritative Response
Server:193.232.146.1
NS records: ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, ns4-cloud.nic.ru, ns8-cloud.nic.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for backoffice.su (unsigned zone)
⏱️ Timing
Total: 1513ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.137.235.2 |
| NS | 5 | ns3-l2.nic.ru, ns4-l2.nic.ru... |
| MX | 1 | emx.mail.ru (pri: 10) |
| TXT | 2 | v=spf1 redirect=_spf.mail.ru, mailru-domain: AOpewUaBaWSqq7l8 |
| SOA | 1 | ns3-l2.nic.ru dns.nic.ru |
Analysis
IP Addresses
backoffice.su has exactly one IP address — 185.137.235.2.
techno-mix.ru, retail-cfo.ru, elit-audit.ru plus two other host names have IP numbers in common with backoffice.su.
Name Servers
Five name servers handle delegation for backoffice.su: ns3-l2.nic.ru, ns4-cloud.nic.ru, ns4-l2.nic.ru and two others.
There is at least partial name server overlap between backoffice.su and other domains — hotelhours.ru, tel-me.ru, ddm37.ru and two more among them.
These name servers tend to appear in combination with the name servers ns8-l2.nic.ru, ns8-cloud.nic.ru, ns3.nic.ru and ns1.peterhost.ru.
Hosts with 6 IP addresses each:
ns4-cloud.nic.ru resolves to 89.104.93.30, 89.104.93.33 and 89.104.93.34 among others, with 3 other IP addresses in total.
ns8-cloud.nic.ru resolves to 89.104.93.31, 89.104.93.35 and 89.104.93.36 among others, with 3 other IP addresses in total.
Host names resolving to a single IP address:
The hostname ns3-l2.nic.ru resolves to 193.232.146.1.
The hostname ns4-l2.nic.ru resolves to 91.217.20.20.
The hostname ns8-l2.nic.ru resolves to 91.217.21.20.
Mail Servers
backoffice.su uses one mail server — emx.mail.ru.
The mail server setup of backoffice.su matches that of other domains such as alfa-bravo.ru, torstore.ru, keauty.ru and two others.
Some mail servers of backoffice.su are also used by other domains, notably antenas.ru and pizza26.ru.
emx.mail.ru carries two IP numbers: 94.100.180.180 and 217.69.139.180.