tutorialcenter.com - robtex.com
tutorialcenter.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=1788027560 | ||||||
Same first word
tutorialcenter.com |
tutorialcenter.org |
tutorialcenter.de |
tutorialcenter.tv |
Similar names
Previous names
Next names
DNS History
7 records (4 active, 3 former)
○NSns.buydomains.com2015-06-24 → 2017-03-19 · 4 obs
● 2017-03-19 05:38:10
○ 2026-08-20 05:05:40
○ 2026-08-29 18:41:12
●NSns3.afternic.com2026-08-20 → 2026-08-29 · 3 obs
● 2026-08-20 05:05:40
● 2026-08-29 18:41:12
●NSns4.afternic.com2026-08-20 → 2026-08-29 · 3 obs
● 2026-08-20 05:05:40
● 2026-08-29 18:41:12
●A13.248.169.482026-08-20 → 2026-08-29 · 3 obs
● 2026-08-20 05:05:40
● 2026-08-29 18:41:12
○A207.148.248.1432015-11-01 → 2017-03-19 · 5 obs
● 2015-11-01 06:33:42
● 2017-03-19 05:38:10
○ 2026-08-20 05:05:40
○ 2026-08-29 18:41:12
○A66.151.181.492015-06-24 → 2015-06-24 · 3 obs
○ 2015-11-01 06:33:42
○ 2026-08-29 18:41:12
●A76.223.54.1462026-08-20 → 2026-08-29 · 3 obs
● 2026-08-20 05:05:40
● 2026-08-29 18:41:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net... | - |
| tutorialcenter.com | ns3.afternic.com, ns4.afternic.com | 2 records |
✅ Authoritative Response
Server:97.74.98.65
NS records: ns3.afternic.com, ns4.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for tutorialcenter.com (unsigned zone)
⏱️ Timing
Total: 170ms | 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
IP Addresses
tutorialcenter.com has two IP addresses: 13.248.169.48 and 76.223.54.146
Two other host names, along with www.liquorlodge.com, ibasal.com and shikuangzuqiujingli2014.taolla.com, also share IP numbers with tutorialcenter.com.
Name Servers
tutorialcenter.com has two authoritative name servers — ns3.afternic.com and ns4.afternic.com.
tutorialcenter.com shares its NS records with other domains, for example gulduru.com, add-ons.com, tyremind.com and two others.
tutorialcenter.com shares at least some of its name servers with other domains, for example btc-club.com, mpjx.com, jmain.com and yxzy.com.
These name servers tend to be deployed in combination with the name servers ns1.shunmi.com and ns2.shunmi.com.
Each of ns3.afternic.com and ns4.afternic.com has one IP address: ns3.afternic.com uses 97.74.98.65 and ns4.afternic.com uses 173.201.66.65.