impro-spb.com - dns.ninja
impro-spb.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1782872481 | ||||||
Subdomains
Same first word
impro-spb.com |
DNS History
11 records (7 active, 4 former)
○NSns1.netfox.ru2015-06-01 → 2017-01-18 · 4 obs
● 2017-01-18 17:21:40
○ 2026-03-18 07:34:02
○ 2026-07-01 02:45:12
○NSns2.netfox.ru2015-06-01 → 2017-01-18 · 4 obs
● 2017-01-18 17:21:40
○ 2026-03-18 07:34:02
○ 2026-07-01 02:45:12
●NSns3-l2.nic.ru2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 07:34:02
● 2026-07-01 02:45:12
○NSns3.netfox.ru2015-06-01 → 2017-01-18 · 4 obs
● 2017-01-18 17:21:40
○ 2026-03-18 07:34:02
○ 2026-07-01 02:45:12
●NSns4-cloud.nic.ru2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 07:34:02
● 2026-07-01 02:45:12
●NSns4-l2.nic.ru2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 07:34:02
● 2026-07-01 02:45:12
●NSns8-cloud.nic.ru2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 07:34:02
● 2026-07-01 02:45:12
●NSns8-l2.nic.ru2026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 07:34:02
● 2026-07-01 02:45:12
●MXmail.impro-spb.com2015-06-01 → 2026-07-01 · 2 obs
● 2026-07-01 02:45:12
○A83.149.126.692015-06-01 → 2017-01-18 · 4 obs
● 2017-01-18 17:21:40
○ 2026-03-18 07:34:02
○ 2026-07-01 02:45:12
●A91.189.114.282026-03-18 → 2026-07-01 · 3 obs
● 2026-03-18 07:34:02
● 2026-07-01 02:45:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net... | - |
| impro-spb.com | ns8-l2.nic.ru, ns4-l2.nic.ru, ns3-l2.nic.ru, ns8-cloud.nic.ru... | - |
✅ Authoritative Response
Server:91.217.21.20
NS records: ns8-l2.nic.ru, ns4-l2.nic.ru, ns3-l2.nic.ru, ns8-cloud.nic.ru, ns4-cloud.nic.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for impro-spb.com (unsigned zone)
⏱️ Timing
Total: 1028ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.189.114.28 |
| NS | 5 | ns3-l2.nic.ru, ns4-l2.nic.ru... |
| MX | 1 | mail.impro-spb.com (pri: 10) |
| TXT | 4 | v=spf1 ip4:45.9.195.64 a:mail.impro-spb., google-site-verification=5X48MqgPxdeouuL... |
| SOA | 1 | ns3-l2.nic.ru dns.nic.ru |
Analysis
Hierarchy
The parent domain of www.impro-spb.com and mail.impro-spb.com is impro-spb.com.
IP Addresses
impro-spb.com directs to one IP number, which is 91.189.114.28.
Among the host names that share IP numbers with impro-spb.com are gar-max.ru, h001277219.nichost.ru, s1.com.ru and two others.
Name Servers
The authoritative name servers for impro-spb.com are ns3-l2.nic.ru, ns4-cloud.nic.ru, ns4-l2.nic.ru and two others.
The name servers of impro-spb.com overlap at least partially with those of other domains — among them lamooda.ru, cadtech.ru, mss-group.com and two more.
These name servers are routinely co-deployed with the name servers ns8-l2.nic.ru, ns8-cloud.nic.ru, ns3.nic.ru and two others.
Host names resolving to 6 IP numbers:
ns4-cloud.nic.ru points to 89.104.93.30, 89.104.93.33, 89.104.93.34 and 3 other IP addresses.
ns8-cloud.nic.ru points to 89.104.93.31, 89.104.93.35, 89.104.93.36 and 3 other IP addresses.
Hosts that resolve to one IP address:
ns3-l2.nic.ru resolves to 193.232.146.1.
ns4-l2.nic.ru resolves to 91.217.20.20.
ns8-l2.nic.ru resolves to 91.217.21.20.
Mail Servers
impro-spb.com routes its mail through a single mail server, mail.impro-spb.com.
mail.impro-spb.com points to one IP number — 45.9.195.64.