systemdns.com - dns.ninja
systemdns.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.40.33.15🇨🇦 TUCOWS216.40.32.0/20 Tucows International | ||||||
| PTR | systemdns.com | ||||||
| NS | ns1.tucows.com ⭐ | ||||||
| A | 2604:4000:0:d:216:40:47:233🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | dns1.tucows.com | ||||||
| PTR | ns1.tucows.com | ||||||
| A | 216.40.47.233🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0 | ||||||
| PTR | dns1.tucows.com | ||||||
| PTR | ns1.tucows.com | ||||||
| NS | ns2.tucows.com | ||||||
| A | 2604:4000:2000:2000:64:98:148:121🇨🇦 TUCOWS-32604:4000:2000::/37 Tucows.com Co. | ||||||
| PTR | dns2.tucows.com | ||||||
| PTR | ns2.tucows.com | ||||||
| A | 64.98.148.121🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co. | ||||||
| PTR | dns2.tucows.com | ||||||
| PTR | ns2.tucows.com | ||||||
| NS | ns3.tucows.com | ||||||
| A | 2604:4000:0:d:216:40:47:234🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | dns3.tucows.com | ||||||
| PTR | ns3.tucows.com | ||||||
| A | 216.40.47.234🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0 | ||||||
| PTR | dns3.tucows.com | ||||||
| PTR | ns3.tucows.com | ||||||
| SOA | ns1.tucows.comhostmaster@systemdns.com serial=1783555200 | ||||||
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=1784018777 | ||||||
PTR for
Subdomains
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
○NSdns1.tucows.com2015-09-04 → 2021-11-20 · 4 obs
● 2021-11-20 18:17:10
○ 2026-02-14 22:58:52
○ 2026-07-14 09:13:58
●NSns1.tucows.com2015-09-04 → 2026-07-14 · 2 obs
● 2026-07-14 09:13:58
●NSns2.tucows.com2015-09-04 → 2026-07-14 · 2 obs
● 2026-07-14 09:13:58
●NSns3.tucows.com2015-09-04 → 2026-07-14 · 2 obs
● 2026-07-14 09:13:58
●A216.40.33.152015-09-04 → 2026-07-14 · 2 obs
● 2026-07-14 09:13:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| systemdns.com | ns1.tucows.com, ns2.tucows.com, ns3.tucows.com | 6 records |
✅ Authoritative Response
Server:216.40.47.233
NS records: ns1.tucows.com, ns2.tucows.com, ns3.tucows.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for systemdns.com (unsigned zone)
⏱️ Timing
Total: 168ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.40.33.15 |
| NS | 3 | ns1.tucows.com, ns3.tucows.com... |
| SOA | 1 | ns1.tucows.com hostmaster.systemdns.com |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.tucows.com, ns1.tucows.com, ns2.tucows.com...)
Analysis
Hierarchy
ns2.systemdns.com, ns3.systemdns.com, osrs.systemdns.com and ns1.systemdns.com are all subdomains of systemdns.com.
IP Addresses
systemdns.com resolves to just one IP address, 216.40.33.15.
Name Servers
systemdns.com is served by three name servers: ns1.tucows.com, ns2.tucows.com and ns3.tucows.com.
The name servers of systemdns.com overlap at least partially with those of other domains — among them 36.99.64.in-addr.arpa, 64.99.64.in-addr.arpa, 36.40.216.in-addr.arpa and two more.
These name servers commonly appear in delegations together with ns1.enom.com, ns2.enom.com, ns3.enom.com and 6 other.
The hostnames ns1.tucows.com, ns2.tucows.com and ns3.tucows.com each direct to two IP addresses — ns1.tucows.com to 216.40.47.233 and 2604:4000:0:d:216:40:47:233, ns2.tucows.com to 64.98.148.121 and 2604:4000:2000:2000:64:98:148:121, and ns3.tucows.com to 216.40.47.234 and 2604:4000:0:d:216:40:47:234.