rcosoft.com - dns.ninja
rcosoft.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 158.220.101.90🇩🇪 CONTABO158.220.96.0/20 | ||||||
| PTR | vmi1511787.contaboserver.net | ||||||
| NS | ns1.contabo.net ⭐ | ||||||
| A | 2a02:c207:ff00:1200::1🇩🇪 CONTABO2a02:c207::/32 | ||||||
| A | 5.180.150.13🇺🇸 CONTABO5.180.150.0/24 | ||||||
| PTR | ns1.contabo.net | ||||||
| NS | ns2.contabo.net | ||||||
| A | 2a02:c202:5028:1200::1🇩🇪 CONTABO2a02:c202::/32 | ||||||
| A | 195.179.224.10🇩🇪 CONTABO195.179.224.0/21 | ||||||
| PTR | ns2.contabo.net | ||||||
| NS | ns3.contabo.net | ||||||
| A | 2605:a140:5028:1200::1🇺🇸 CONTABO-USA2605:a140::/32 710 N Tucker Blvd. STE 400A St. Louis MO 63101 United States | ||||||
| A | 209.126.15.15🇺🇸 CONTABO-USA209.126.0.0/20 710 N Tucker Blvd. STE 400A St. Louis MO 63101 United States | ||||||
| PTR | ns3.contabo.net | ||||||
| MX | mail.rcosoft.com ⭐ | ||||||
| A | 158.220.101.90🇩🇪 CONTABO158.220.96.0/20 | ||||||
| PTR | vmi1511787.contaboserver.net | ||||||
| SOA | ns1.contabo.nethostmaster@contabo.de serial=1782927871 | ||||||
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=1782926936 | ||||||
Subdomains
mail.rcosoft.com |
Same first word
rcosoft.com |
Similar names
DNS History
9 records (5 active, 4 former)
●NSns1.contabo.net2026-03-06 → 2026-07-01 · 3 obs
● 2026-03-06 07:08:44
● 2026-07-01 17:44:32
○NSns1.officelive.com2008-03-07 → 2008-03-07 · 3 obs
○ 2015-10-24 11:21:50
○ 2026-07-01 17:44:32
●NSns2.contabo.net2026-03-06 → 2026-07-01 · 3 obs
● 2026-03-06 07:08:44
● 2026-07-01 17:44:32
○NSns2.officelive.com2008-03-07 → 2008-03-07 · 3 obs
○ 2015-10-24 11:21:50
○ 2026-07-01 17:44:32
●NSns3.contabo.net2026-03-06 → 2026-07-01 · 3 obs
● 2026-03-06 07:08:44
● 2026-07-01 17:44:32
●MXmail.rcosoft.com2026-03-06 → 2026-07-01 · 3 obs
● 2026-03-06 07:08:44
● 2026-07-01 17:44:32
○MXpamx1.hotmail.com2008-03-07 → 2008-03-07 · 3 obs
○ 2015-10-24 11:21:50
○ 2026-07-01 17:44:32
●A158.220.101.902026-03-06 → 2026-07-01 · 3 obs
● 2026-03-06 07:08:44
● 2026-07-01 17:44:32
○A65.55.194.742008-03-07 → 2008-03-07 · 3 obs
○ 2015-10-24 11:21:50
○ 2026-07-01 17:44:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| rcosoft.com | ns1.contabo.net, ns2.contabo.net, ns3.contabo.net | - |
✅ Authoritative Response
Server:209.126.15.15
NS records: ns1.contabo.net, ns2.contabo.net, ns3.contabo.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rcosoft.com (unsigned zone)
⏱️ Timing
Total: 1915ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 158.220.101.90 |
| NS | 3 | ns2.contabo.net, ns3.contabo.net... |
| MX | 1 | mail.rcosoft.com (pri: 10) |
| SOA | 1 | ns1.contabo.net hostmaster.contabo.de |
Analysis
Hierarchy
The domain mail.rcosoft.com falls under the parent rcosoft.com.
IP Addresses
rcosoft.com resolves to one IP address: 158.220.101.90.
There are other host names — mail.rcosoft.com among them — that share IP numbers with rcosoft.com.
Name Servers
DNS for rcosoft.com is handled by three authoritative name servers: ns1.contabo.net, ns2.contabo.net and ns3.contabo.net.
At least some of rcosoft.com's name servers are shared with other domains, for example mspl9908.com, 8.182.185.in-addr.arpa, tinder.red and two more.
Three hostnames — ns1.contabo.net, ns2.contabo.net and ns3.contabo.net — each have two IP addresses: ns1.contabo.net has 5.180.150.13 and 2a02:c207:ff00:1200::1, ns2.contabo.net has 195.179.224.10 and 2a02:c202:5028:1200::1, and ns3.contabo.net has 209.126.15.15 and 2605:a140:5028:1200::1.
Mail Servers
Mail for rcosoft.com is handled by a single mail server, mail.rcosoft.com.
mail.rcosoft.com has exactly one IP number: 158.220.101.90.