algorithm21.com - robtex.com
algorithm21.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.130.190🇺🇸 Amazon3.33.128.0/20 | ||||||
| PTR | a2aa9ff50de748dbe.awsglobalaccelerator.com | ||||||
| A | 15.197.148.33🇺🇸 Amazon15.197.144.0/20 | ||||||
| NS | ns41.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2142::15🇺🇸 GODADDY-DNS2603:5:2140::/44 | ||||||
| PTR | ns41.domaincontrol.com | ||||||
| A | 97.74.100.21🇺🇸 GODADDY-DNS97.74.100.0/23 | ||||||
| PTR | ns41.domaincontrol.com | ||||||
| NS | ns42.domaincontrol.com | ||||||
| A | 2603:5:2242::15🇺🇸 GODADDY-DNS2603:5:2240::/44 | ||||||
| PTR | ns42.domaincontrol.com | ||||||
| A | 173.201.68.21🇺🇸 GODADDY-DNS173.201.68.0/23 | ||||||
| PTR | ns42.domaincontrol.com | ||||||
| SOA | ns41.domaincontrol.comdns@jomax.net 2025-06-02 #0 | ||||||
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=1788332480 | ||||||
Same first word
algorithm21.com |
Previous names
Next names
DNS History
4 records (4 active, 0 former)
●NSns41.domaincontrol.com2026-08-29 → 2026-09-02 · 2 obs
● 2026-09-02 07:23:18
●NSns42.domaincontrol.com2026-08-29 → 2026-09-02 · 2 obs
● 2026-09-02 07:23:18
●A15.197.148.332026-08-29 → 2026-09-02 · 2 obs
● 2026-09-02 07:23:18
●A3.33.130.1902026-08-29 → 2026-09-02 · 2 obs
● 2026-09-02 07:23:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| algorithm21.com | ns41.domaincontrol.com, ns42.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.68.21
NS records: ns41.domaincontrol.com, ns42.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for algorithm21.com (unsigned zone)
⏱️ Timing
Total: 347ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns41.domaincontrol.com, ns42.domaincontrol.com |
| SOA | 1 | ns41.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns41.domaincontrol.com, ns41.domaincontrol.com, ns42.domaincontrol.com...)
Analysis
IP Addresses
algorithm21.com resolves to the IP addresses 3.33.130.190 and 15.197.148.33
Additional host names — finisto.com, formlesstaichi.org, sherpasnug.com and two others — share IP numbers with algorithm21.com.
Name Servers
algorithm21.com has two authoritative name servers — ns41.domaincontrol.com and ns42.domaincontrol.com.
algorithm21.com shares its name server setup with other domains, including missionvalleymontanarealestate.com, ledgerchannel.com, getfbs.com and two others.
Both ns41.domaincontrol.com and ns42.domaincontrol.com have two IP addresses each. ns41.domaincontrol.com resolves to 97.74.100.21 and 2603:5:2142::15; ns42.domaincontrol.com resolves to 173.201.68.21 and 2603:5:2242::15.