tutorialsystem.com - robtex.com
tutorialsystem.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 | ns2.afternic.com ⭐ | ||||||
| A | 2603:5:2226::45🇺🇸 GODADDY-DNS2603:5:2220::/44 | ||||||
| PTR | ns2.afternic.com | ||||||
| A | 173.201.66.69🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns2.afternic.com | ||||||
| NS | ns1.afternic.com | ||||||
| A | 2603:5:2126::45🇺🇸 GODADDY-DNS2603:5:2120::/44 | ||||||
| PTR | ns1.afternic.com | ||||||
| A | 97.74.98.69🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns1.afternic.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns2.afternic.comdns@jomax.net serial=1 | ||||||
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=1788080645 | ||||||
Same first word
tutorialsystem.com |
tutorialsystem.top |
Previous names
Next names
DNS History
10 records (4 active, 6 former)
○NSbuy.internettraffic.com2015-05-15 → 2016-04-03 · 4 obs
● 2016-04-03 01:57:42
○ 2016-09-12 03:49:18
○ 2026-08-30 09:32:10
●NSns1.afternic.com2026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 07:41:54
● 2026-08-30 09:32:10
○NSns1.uniregistrymarket.link2016-09-12 → 2017-05-29 · 5 obs
● 2016-09-12 03:49:18
● 2017-05-29 06:59:44
○ 2026-08-30 07:41:54
○ 2026-08-30 09:32:10
●NSns2.afternic.com2026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 07:41:54
● 2026-08-30 09:32:10
○NSns2.uniregistrymarket.link2016-09-12 → 2017-05-29 · 5 obs
● 2016-09-12 03:49:18
● 2017-05-29 06:59:44
○ 2026-08-30 07:41:54
○ 2026-08-30 09:32:10
○NSsell.internettraffic.com2015-05-15 → 2016-04-03 · 4 obs
● 2016-04-03 01:57:42
○ 2016-09-12 03:49:18
○ 2026-08-30 09:32:10
●A13.248.169.482026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 07:41:54
● 2026-08-30 09:32:10
○A69.172.201.1532016-09-12 → 2017-05-29 · 5 obs
● 2016-09-12 03:49:18
● 2017-05-29 06:59:44
○ 2026-08-30 07:41:54
○ 2026-08-30 09:32:10
○A69.172.201.2082015-05-15 → 2016-04-03 · 4 obs
● 2016-04-03 01:57:42
○ 2016-09-12 03:49:18
○ 2026-08-30 09:32:10
●A76.223.54.1462026-08-30 → 2026-08-30 · 3 obs
● 2026-08-30 07:41:54
● 2026-08-30 09:32:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, f.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net... | - |
| tutorialsystem.com | ns1.afternic.com, ns2.afternic.com | 4 records |
✅ Authoritative Response
Server:97.74.98.69
NS records: ns1.afternic.com, ns2.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tutorialsystem.com (unsigned zone)
⏱️ Timing
Total: 687ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.54.146, 13.248.169.48 |
| NS | 2 | ns1.afternic.com, ns2.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns1.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.afternic.com, ns1.afternic.com, ns2.afternic.com...)
Analysis
IP Addresses
tutorialsystem.com has two IP addresses: 13.248.169.48 and 76.223.54.146
Two other host names, along with alphaknows.xyz, atlasquant.com and roofcoatingspro.com, also share IP numbers with tutorialsystem.com.
Name Servers
The NS records for tutorialsystem.com delegate to ns1.afternic.com and ns2.afternic.com.
tutorialsystem.com shares its NS records with other domains, for example b-sides.com, choicecore.com, corporatelawyer.net and two others.
At least some of tutorialsystem.com's name servers are shared with other domains, for example freistil.us, smilestore.co, jhss.net and two more.
These name servers tend to be deployed in combination with the name servers verification-m3erh32ujyoastvophjvuz.ns101.verify.hn and verification-cds4j27nuwesbofkwenybj.ns101.verify.hn.
ns1.afternic.com resolves to 97.74.98.69 and 2603:5:2126::45. Likewise, ns2.afternic.com resolves to 173.201.66.69 and 2603:5:2226::45 — two IP addresses apiece.