cotro.net - dns.ninja
cotro.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 31.172.84.70🇩🇪 DE-FIRSTCOLO31.172.80.0/20 First Colo via AS44066 | ||||||
| PTR | p424.jtl-hosting.de | ||||||
| NS | ns1.resellerinterface.de ⭐ | ||||||
| A | 2001:67c:1bc::21🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| PTR | ns1.mainns.de | ||||||
| A | 192.174.68.21🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| PTR | ns1.mainns.de | ||||||
| NS | ns2.resellerinterface.de | ||||||
| A | 2001:67c:10b8::21🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net | ||||||
| PTR | ns2.mainns.eu | ||||||
| A | 176.97.158.21🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net | ||||||
| PTR | ns2.mainns.eu | ||||||
| NS | ns3.resellerinterface.de | ||||||
| A | 2001:67c:1bc::20🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast | ||||||
| PTR | ns3.mainns.net | ||||||
| A | 192.174.68.20🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net | ||||||
| PTR | ns3.mainns.net | ||||||
| MX | mail.cotro.net ⭐ | ||||||
| A | 31.172.84.70🇩🇪 DE-FIRSTCOLO31.172.80.0/20 First Colo via AS44066 | ||||||
| PTR | p424.jtl-hosting.de | ||||||
| TXT | v=spf1 +a +mx +a:k428.jtl-hosting.de -all | ||||||
| SOA | ns1.resellerinterface.dehostmaster@resellerinterface.de serial=1783471761 | ||||||
net
| 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=1786047629 | ||||||
Subdomains
mail.cotro.net |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns1.resellerinterface.de2017-01-04 → 2026-08-06 · 2 obs
● 2026-08-06 20:30:54
●NSns2.resellerinterface.de2017-01-04 → 2026-08-06 · 2 obs
● 2026-08-06 20:30:54
●NSns3.resellerinterface.de2017-01-04 → 2026-08-06 · 2 obs
● 2026-08-06 20:30:54
○MXmail2017-01-04 → 2017-01-04 · 3 obs
○ 2017-10-13 03:00:34
○ 2026-08-06 20:30:54
●MXmail.cotro.net2017-10-13 → 2026-08-06 · 3 obs
● 2017-10-13 03:00:34
● 2026-08-06 20:30:54
●A31.172.84.702017-01-04 → 2026-08-06 · 2 obs
● 2026-08-06 20:30:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | c.gtld-servers.net, g.gtld-servers.net, l.gtld-servers.net, h.gtld-servers.net... | - |
| cotro.net | ns1.resellerinterface.de, ns2.resellerinterface.de, ns3.resellerinterface.de | - |
✅ Authoritative Response
Server:192.174.68.21
NS records: ns1.resellerinterface.de, ns2.resellerinterface.de, ns3.resellerinterface.de
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cotro.net (unsigned zone)
⏱️ Timing
Total: 430ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.172.84.70 |
| NS | 3 | ns2.resellerinterface.de, ns1.resellerinterface.de... |
| MX | 1 | mail.cotro.net (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:k428.jtl-hosting.de -al |
| SOA | 1 | ns1.resellerinterface.de hostmaster.rese |
Analysis
Hierarchy
mail.cotro.net is a subdomain of cotro.net.
IP Addresses
cotro.net resolves to just one IP address, 31.172.84.70.
mail.cotro.net and p424.jtl-hosting.de are among other host names that share IP numbers with cotro.net.
Name Servers
cotro.net is delegated to three name servers: ns1.resellerinterface.de, ns2.resellerinterface.de and ns3.resellerinterface.de.
The name servers of cotro.net overlap at least partially with those of other domains — among them toni-clark-shop.com, i-unit.group, polnisch-lernen.org and two more.
ns1.resellerinterface.de, ns2.resellerinterface.de and ns3.resellerinterface.de each resolve to two IP addresses: ns1.resellerinterface.de resolves to 192.174.68.21 and 2001:67c:1bc::21; ns2.resellerinterface.de resolves to 176.97.158.21 and 2001:67c:10b8::21; ns3.resellerinterface.de resolves to 192.174.68.20 and 2001:67c:1bc::20.
Mail Servers
The sole mail server for cotro.net is mail.cotro.net.
mail.cotro.net resolves to a single IP number: 31.172.84.70.