engineeringtoolbox.net - dns.ninja
engineeringtoolbox.net
net
| 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=1780993456 | ||||||
Previously MX for
engineeringtoolbox.net |
Same first word
engineeringtoolbox.com |
engineeringtoolbox.biz |
engineeringtoolbox.net |
DNS History
15 records (7 active, 8 former)
○NSns0.transip.net2015-08-02 → 2020-02-16 · 4 obs
● 2020-02-16 08:11:06
○ 2026-04-05 16:12:30
○ 2026-06-09 08:45:16
○NSns1.transip.nl2015-08-02 → 2020-02-16 · 4 obs
● 2020-02-16 08:11:06
○ 2026-04-05 16:12:30
○ 2026-06-09 08:45:16
○NSns2.transip.eu2015-08-02 → 2020-02-16 · 4 obs
● 2020-02-16 08:11:06
○ 2026-04-05 16:12:30
○ 2026-06-09 08:45:16
●NSns29.domaincontrol.com2026-04-05 → 2026-06-09 · 3 obs
● 2026-04-05 16:12:30
● 2026-06-09 08:45:16
●NSns30.domaincontrol.com2026-04-05 → 2026-06-09 · 3 obs
● 2026-04-05 16:12:30
● 2026-06-09 08:45:16
○MXengineeringtoolbox.net2015-08-02 → 2020-02-16 · 4 obs
● 2020-02-16 08:11:06
○ 2026-04-05 16:12:30
○ 2026-06-09 08:45:16
●MXmx.zoho.com2026-04-05 → 2026-06-09 · 3 obs
● 2026-04-05 16:12:30
● 2026-06-09 08:45:16
●MXmx2.zoho.com2026-04-05 → 2026-06-09 · 3 obs
● 2026-04-05 16:12:30
● 2026-06-09 08:45:16
●MXmx3.zoho.com2026-04-05 → 2026-06-09 · 3 obs
● 2026-04-05 16:12:30
● 2026-06-09 08:45:16
○A149.210.210.1872015-11-25 → 2016-03-01 · 5 obs
● 2015-11-25 04:02:08
● 2016-03-01 18:35:26
○ 2016-07-09 05:51:18
○ 2026-06-09 08:45:16
●A15.197.225.1282026-04-05 → 2026-06-09 · 3 obs
● 2026-04-05 16:12:30
● 2026-06-09 08:45:16
○A2a01:7c8:3:1337::272020-02-16 → 2020-02-16 · 4 obs
● 2020-02-16 08:11:06
○ 2026-04-05 16:12:30
○ 2026-06-09 08:45:16
●A3.33.251.1682026-04-05 → 2026-06-09 · 3 obs
● 2026-04-05 16:12:30
● 2026-06-09 08:45:16
○A37.97.254.272016-07-09 → 2020-02-16 · 5 obs
● 2016-07-09 05:51:18
● 2020-02-16 08:11:06
○ 2026-04-05 16:12:30
○ 2026-06-09 08:45:16
○A80.69.67.462015-08-02 → 2015-08-02 · 3 obs
○ 2015-11-25 04:02:08
○ 2026-06-09 08:45:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| engineeringtoolbox.net | ns29.domaincontrol.com, ns30.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.104.15
NS records: ns29.domaincontrol.com, ns30.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for engineeringtoolbox.net (unsigned zone)
⏱️ Timing
Total: 428ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.225.128, 3.33.251.168 |
| NS | 2 | ns29.domaincontrol.com, ns30.domaincontrol.com |
| MX | 3 | mx.zoho.com (pri: 10), mx3.zoho.com (pri: 20)... |
| TXT | 2 | v=spf1 include:dc-8e814c8572._spfm.engin, google-site-verification=tUUg-_soPJAHHsU |
| SOA | 1 | ns29.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
engineeringtoolbox.net points to two IP numbers: 3.33.251.168 and 15.197.225.128.
Among the host names that share IP numbers with engineeringtoolbox.net are freesampleweed.com, dizdoc.com, thekeytoretire.com and two others.
Name Servers
engineeringtoolbox.net has two authoritative name servers — ns29.domaincontrol.com and ns30.domaincontrol.com.
engineeringtoolbox.net has the same name server delegation as a number of other domains, such as co-cree.com, engageforgood.com, sunparking.com and two more.
Both ns29.domaincontrol.com and ns30.domaincontrol.com have two IP addresses each. ns29.domaincontrol.com resolves to 97.74.104.15 and 2603:5:2181::f; ns30.domaincontrol.com resolves to 173.201.72.15 and 2603:5:2281::f.
Mail Servers
engineeringtoolbox.net uses three mail servers — mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
engineeringtoolbox.net shares at least some of its mail servers with other domains — for example aiaudiotranslate.space, openslot.io, unvars.com and two more.
Hosts with two IP numbers each:
mx.zoho.com resolves to 136.143.183.44 and 204.141.43.44.
Host names with one IP number:
mx2.zoho.com resolves to 136.143.183.44.
mx3.zoho.com resolves to 204.141.43.44.
The host names mx.zoho.com and mx2.zoho.com both resolve to 136.143.183.44 IP addresses.
The host names mx.zoho.com and mx3.zoho.com both resolve to 204.141.43.44 IP addresses.