tech4um.com - dns.ninja
tech4um.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 2023-05-09 #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=1785955464 | ||||||
Same first word
tech4um.com |
Similar names
DNS History
10 records (4 active, 6 former)
○NSns09.domaincontrol.com2015-07-01 → 2016-02-04 · 4 obs
● 2016-02-04 18:23:52
○ 2016-07-11 00:58:10
○ 2026-08-05 19:10:44
○NSns10.domaincontrol.com2015-07-01 → 2016-02-04 · 4 obs
● 2016-02-04 18:23:52
○ 2016-07-11 00:58:10
○ 2026-08-05 19:10:44
●NSns41.domaincontrol.com2026-07-30 → 2026-08-05 · 3 obs
● 2026-07-30 01:10:12
● 2026-08-05 19:10:44
●NSns42.domaincontrol.com2026-07-30 → 2026-08-05 · 3 obs
● 2026-07-30 01:10:12
● 2026-08-05 19:10:44
○MXmailstore1.secureserver.net2015-07-01 → 2016-02-04 · 4 obs
● 2016-02-04 18:23:52
○ 2016-07-11 00:58:10
○ 2026-08-05 19:10:44
○MXsmtp.secureserver.net2015-07-01 → 2016-02-04 · 4 obs
● 2016-02-04 18:23:52
○ 2016-07-11 00:58:10
○ 2026-08-05 19:10:44
●A15.197.148.332026-07-30 → 2026-08-05 · 3 obs
● 2026-07-30 01:10:12
● 2026-08-05 19:10:44
○A184.168.221.122015-07-01 → 2015-11-13 · 4 obs
● 2015-11-13 20:21:44
○ 2016-02-04 18:23:52
○ 2026-08-05 19:10:44
○A184.168.221.692016-02-04 → 2016-02-04 · 4 obs
● 2016-02-04 18:23:52
○ 2016-07-11 00:58:10
○ 2026-08-05 19:10:44
●A3.33.130.1902026-07-30 → 2026-08-05 · 3 obs
● 2026-07-30 01:10:12
● 2026-08-05 19:10:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| tech4um.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 tech4um.com (unsigned zone)
⏱️ Timing
Total: 120ms | 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
tech4um.com directs to two IP numbers, 3.33.130.190 and 15.197.148.33
Two other host names, along with tetonic.co, nursingsuccesseducation.com and top-markt.com, also share IP numbers with tech4um.com.
Name Servers
tech4um.com has two authoritative name servers — ns41.domaincontrol.com and ns42.domaincontrol.com.
tech4um.com shares its NS records with other domains, for example qwetu.com, ludwigs.com, findprivatefunding.com and two others.
tech4um.com shares at least some of its name servers with other domains, such as alanrcooper.com and gezenpetcenter.com.
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.