rubycore.com - dns.ninja
rubycore.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 216.243.49.74🇺🇸 AS54858216.243.32.0/19 | ||||||
| NS | ns1.systemdns.com ⭐ | ||||||
| A | 2604:4000:0:d:216:40:47:90🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns1.systemdns.com | ||||||
| A | 216.40.47.90🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0 | ||||||
| PTR | ns1.systemdns.com | ||||||
| NS | ns2.systemdns.com | ||||||
| A | 2604:4000:2800:d:64:99:148:16🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co. | ||||||
| PTR | ns2.systemdns.com | ||||||
| A | 64.98.148.16🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co. | ||||||
| PTR | ns2.systemdns.com | ||||||
| NS | ns3.systemdns.com | ||||||
| A | 2604:4000:0:d:64:99:96:36🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000 | ||||||
| PTR | ns3.systemdns.com | ||||||
| A | 64.99.96.36🇨🇦 TUCOWS64.99.96.0/24 -BRA-BLK2.7.2 | ||||||
| PTR | ns3.systemdns.com | ||||||
| SOA | ns1.systemdns.comhostmaster@systemdns.com serial=1751979827 | ||||||
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=1781386293 | ||||||
Same first word
rubycore.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.systemdns.com2015-07-17 → 2026-06-13 · 2 obs
● 2026-06-13 21:51:04
●NSns2.systemdns.com2015-07-17 → 2026-06-13 · 2 obs
● 2026-06-13 21:51:04
●NSns3.systemdns.com2015-07-17 → 2026-06-13 · 2 obs
● 2026-06-13 21:51:04
●A216.243.49.742015-07-17 → 2026-06-13 · 2 obs
● 2026-06-13 21:51:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net, m.gtld-servers.net... | - |
| rubycore.com | ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com | 6 records |
✅ Authoritative Response
Server:64.99.96.36
NS records: ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rubycore.com (unsigned zone)
⏱️ Timing
Total: 212ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 216.243.49.74 |
| NS | 3 | ns3.systemdns.com, ns2.systemdns.com... |
| SOA | 1 | ns1.systemdns.com hostmaster.systemdns.c |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.systemdns.com, ns1.systemdns.com, ns2.systemdns.com...)
Analysis
IP Addresses
rubycore.com directs to one IP number, which is 216.243.49.74.
Among the host names that share IP numbers with rubycore.com are oorights.org, wwhistler.com, mfdcon.org and two others.
Name Servers
rubycore.com is served by three name servers: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.
rubycore.com partially shares its NS delegation with several other domains, including boudreauxsremodeling.com, nickyconnor.com, bcenter.de and two others.
The hostnames ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com each direct to two IP addresses — ns1.systemdns.com to 216.40.47.90 and 2604:4000:0:d:216:40:47:90, ns2.systemdns.com to 64.98.148.16 and 2604:4000:2800:d:64:99:148:16, and ns3.systemdns.com to 64.99.96.36 and 2604:4000:0:d:64:99:96:36.