holtzconsulting.com - robtex.com
holtzconsulting.com
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=1774655102 | ||||||
Same first word
holtzconsulting.com |
DNS History
5 records (4 active, 1 former)
●NSns21.domaincontrol.com2015-05-13 → 2026-03-27 · 2 obs
● 2026-03-27 23:59:50
●NSns22.domaincontrol.com2015-05-13 → 2026-03-27 · 2 obs
● 2026-03-27 23:59:50
●MXholtzconsulting-com.mail.protection.outlook.com2015-05-13 → 2026-03-27 · 2 obs
● 2026-03-27 23:59:50
●A170.249.198.1542026-02-16 → 2026-03-27 · 3 obs
● 2026-02-16 04:36:52
● 2026-03-27 23:59:50
○A209.236.125.2432015-05-13 → 2018-08-21 · 4 obs
● 2018-08-21 09:40:46
○ 2026-02-16 04:36:52
○ 2026-03-27 23:59:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net... | - |
| holtzconsulting.com | ns21.domaincontrol.com, ns22.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.68.11
NS records: ns21.domaincontrol.com, ns22.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for holtzconsulting.com (unsigned zone)
⏱️ Timing
Total: 1527ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 170.249.198.154 |
| NS | 2 | ns21.domaincontrol.com, ns22.domaincontrol.com |
| MX | 1 | holtzconsulting-com.mail.protection.outl |
| TXT | 4 | apple-domain-verification=kkPROxuk1pWWXl, v=verifydomain MS=3837714... |
| HTTPS | 1 | {"priority":0,"target":"www.holtzconsult |
| SOA | 1 | ns21.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns21.domaincontrol.com, ns21.domaincontrol.com, ns22.domaincontrol.com...)
Analysis
IP Addresses
holtzconsulting.com resolves to one IP number: 170.249.198.154.
Other host names, for instance mdmedgroup.com, wonderworkstn.com, www.starflyer.com, _dc-mx.5f7fb9ffffb8.tech-pundit.com and app.floridasuretybonds.com share IP numbers with holtzconsulting.com.
Name Servers
holtzconsulting.com's delegation uses two name servers: ns21.domaincontrol.com and ns22.domaincontrol.com.
holtzconsulting.com uses the same name server setup as other domains, such as counterfeitdetection.com, suzyhiggins.com, mechart.com, globalleadership.org and dancesaveslives.com.
holtzconsulting.com shares name servers with other domains at least partially, for example carlsbadtavern.com and minitourguide.com.
Host names with two IPs:
ns21.domaincontrol.com points to 2603:5:2141::b and 97.74.100.11
ns22.domaincontrol.com points to 2603:5:2241::b and 173.201.68.11
Mail Servers
A single mail server handles holtzconsulting.com, holtzconsulting-com.mail.protection.outlook.com.
Host holtzconsulting-com.mail.protection.outlook.com points to eight IPs: 2a01:111:f403:c92c::2, 2a01:111:f403:c946::, 2a01:111:f403:f905::4, 2a01:111:f403:f912::, 52.101.11.13, 52.101.41.24, 52.101.42.14 and 52.101.50.10.