algorithmtutor.com - dns.ninja
algorithmtutor.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns3.afternic.com ⭐ | ||||||
| A | 97.74.98.65🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns3.afternic.com | ||||||
| NS | ns4.afternic.com | ||||||
| A | 173.201.66.65🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns4.namefind.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns3.afternic.comdns@jomax.net 2025-10-01 #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=1789410003 | ||||||
Subdomains
www.algorithmtutor.com |
Same first word
algorithmtutor.com |
Previous names
Next names
DNS History
8 records (4 active, 4 former)
○NSns1.digitalocean.com2017-11-22 → 2017-11-22 · 3 obs
○ 2026-08-30 09:32:10
○ 2026-09-14 18:32:04
○NSns2.digitalocean.com2017-11-22 → 2017-11-22 · 3 obs
○ 2026-08-30 09:32:10
○ 2026-09-14 18:32:04
●NSns3.afternic.com2026-08-30 → 2026-09-14 · 3 obs
● 2026-08-30 09:32:10
● 2026-09-14 18:32:04
○NSns3.digitalocean.com2017-11-22 → 2017-11-22 · 3 obs
○ 2026-08-30 09:32:10
○ 2026-09-14 18:32:04
●NSns4.afternic.com2026-08-30 → 2026-09-14 · 3 obs
● 2026-08-30 09:32:10
● 2026-09-14 18:32:04
●A13.248.169.482026-08-30 → 2026-09-14 · 3 obs
● 2026-08-30 09:32:10
● 2026-09-14 18:32:04
○A45.55.189.1762017-11-22 → 2017-11-22 · 3 obs
○ 2026-08-30 09:32:10
○ 2026-09-14 18:32:04
●A76.223.54.1462026-08-30 → 2026-09-14 · 3 obs
● 2026-08-30 09:32:10
● 2026-09-14 18:32:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| algorithmtutor.com | ns3.afternic.com, ns4.afternic.com | 2 records |
✅ Authoritative Response
Server:173.201.66.65
NS records: ns3.afternic.com, ns4.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for algorithmtutor.com (unsigned zone)
⏱️ Timing
Total: 87ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns3.afternic.com, ns4.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns3.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.afternic.com, ns4.afternic.com)
Analysis
Hierarchy
algorithmtutor.com is the parent zone for www.algorithmtutor.com.
IP Addresses
algorithmtutor.com resolves to the IP addresses 13.248.169.48 and 76.223.54.146
lnllc.com, accidentattorneyoakland.com, legacyscall.de plus two other host names have IP numbers in common with algorithmtutor.com.
Name Servers
algorithmtutor.com has two authoritative name servers — ns3.afternic.com and ns4.afternic.com.
The name server configuration of algorithmtutor.com is shared with other domains, for instance mail.xdi.info, mail.ironscape.com, onlinecasinoscams.com and two others.
algorithmtutor.com partially shares its NS delegation with several other domains, including awxt.com, cashforhousesaustin.com, online3dprint.com and two others.
ns3.afternic.com resolves to 97.74.98.65. ns4.afternic.com resolves to 173.201.66.65. Both host names point to a single IP number.