preferredcontractor.com - robtex.com
preferredcontractor.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.185.45.80🇺🇸 Jacksonville192.185.40.0/21 | ||||||
| PTR | 192-185-45-80.unifiedlayer.com | ||||||
| NS | ns8037.hostgator.com ⭐ | ||||||
| A | 192.185.5.133🇺🇸 Jacksonville192.185.5.0/24 | ||||||
| PTR | ns8037.hostgator.com | ||||||
| NS | ns8038.hostgator.com | ||||||
| A | 192.185.5.134🇺🇸 Jacksonville192.185.5.0/24 | ||||||
| PTR | ns8038.hostgator.com | ||||||
| MX | mail.preferredcontractor.com ⭐ | ||||||
| A | 192.185.45.80🇺🇸 Jacksonville192.185.40.0/21 | ||||||
| PTR | 192-185-45-80.unifiedlayer.com | ||||||
| TXT | v=spf1 ip4:192.185.4.251 +a +mx +ip4:192.185.4.30 +ip4:184.173.239.119 +inclu... | ||||||
| SOA | ns8037.hostgator.comroot@gator4019.hostgator.com 2026-03-12 #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=1771291435 | ||||||
Previously MX for
preferredcontractor.com |
Subdomains
mail.preferredcontractor.com |
Same first word
preferredcontractor.com |
preferredcontractor.net |
DNS History
14 records (4 active, 10 former)
○NSns1.ingramswaterandair.com2015-07-04 → 2015-11-21 · 4 obs
● 2015-11-21 15:21:22
○ 2016-02-24 06:29:04
○ 2026-03-12 05:14:56
○NSns1.usm44.siteground.biz2018-05-28 → 2018-05-28 · 4 obs
● 2018-05-28 04:35:20
○ 2026-02-16 16:05:46
○ 2026-03-12 05:14:56
○NSns2.ingramswaterandair.com2015-07-04 → 2015-11-21 · 4 obs
● 2015-11-21 15:21:22
○ 2016-02-24 06:29:04
○ 2026-03-12 05:14:56
○NSns2.usm44.siteground.biz2018-05-28 → 2018-05-28 · 4 obs
● 2018-05-28 04:35:20
○ 2026-02-16 16:05:46
○ 2026-03-12 05:14:56
●NSns8037.hostgator.com2016-02-24 → 2026-03-12 · 6 obs
● 2016-02-24 06:29:04
● 2017-01-22 22:55:14
○ 2018-05-28 04:35:20
● 2026-02-16 16:05:46
● 2026-03-12 05:14:56
●NSns8038.hostgator.com2016-02-24 → 2026-03-12 · 6 obs
● 2016-02-24 06:29:04
● 2017-01-22 22:55:14
○ 2018-05-28 04:35:20
● 2026-02-16 16:05:46
● 2026-03-12 05:14:56
●MXmail.preferredcontractor.com2016-02-24 → 2026-03-12 · 6 obs
● 2016-02-24 06:29:04
● 2017-01-22 22:55:14
○ 2018-05-28 04:35:20
● 2026-02-16 16:05:46
● 2026-03-12 05:14:56
○MXmx10.mailspamprotection.com2018-05-28 → 2018-05-28 · 4 obs
● 2018-05-28 04:35:20
○ 2026-02-16 16:05:46
○ 2026-03-12 05:14:56
○MXmx20.mailspamprotection.com2018-05-28 → 2018-05-28 · 4 obs
● 2018-05-28 04:35:20
○ 2026-02-16 16:05:46
○ 2026-03-12 05:14:56
○MXmx30.mailspamprotection.com2018-05-28 → 2018-05-28 · 4 obs
● 2018-05-28 04:35:20
○ 2026-02-16 16:05:46
○ 2026-03-12 05:14:56
○MXpreferredcontractor.com2015-07-04 → 2015-11-21 · 4 obs
● 2015-11-21 15:21:22
○ 2016-02-24 06:29:04
○ 2026-03-12 05:14:56
●A192.185.45.802016-02-24 → 2026-03-12 · 6 obs
● 2016-02-24 06:29:04
● 2017-01-22 22:55:14
○ 2018-05-28 04:35:20
● 2026-02-16 16:05:46
● 2026-03-12 05:14:56
○A37.60.235.2112018-05-28 → 2018-05-28 · 4 obs
● 2018-05-28 04:35:20
○ 2026-02-16 16:05:46
○ 2026-03-12 05:14:56
○A50.28.9.252015-07-04 → 2015-11-21 · 4 obs
● 2015-11-21 15:21:22
○ 2016-02-24 06:29:04
○ 2026-03-12 05:14:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| preferredcontractor.com | ns8037.hostgator.com, ns8038.hostgator.com | 2 records |
✅ Authoritative Response
Server: 192.185.5.133
NS records: ns8037.hostgator.com, ns8038.hostgator.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for preferredcontractor.com (unsigned zone)
⏱️ Timing
Total: 195ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.185.45.80 |
| NS | 2 | ns8038.hostgator.com, ns8037.hostgator.com |
| MX | 1 | mail.preferredcontractor.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:192.185.4.251 +a +mx +ip4:192 |
| SOA | 1 | ns8037.hostgator.com root.gator4019.host |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns8037.hostgator.com, ns8038.hostgator.com)
Analysis
Hierarchy
preferredcontractor.com is the parent of mail.preferredcontractor.com.
IP Addresses
preferredcontractor.com points to a single IP number: 192.185.45.80.
other host names for instance baldwinmachine.com, mail.lazyzestates.org, mail.michelozzo.com, jp.infrastructure.co.jp and mail.kalepwa.com share IP numbers with preferredcontractor.com.
Name Servers
preferredcontractor.com is delegated to two name servers: ns8037.hostgator.com and ns8038.hostgator.com.
preferredcontractor.com shares the same name server setup as other domains, for example newtowne.org, avapp.org, primeteamdeals.com, thelogicsolutions.com and freelivingwill.org.
preferredcontractor.com at least partially shares name servers with other domains, for instance mnmpen.com, accessorytown.com, appleblossomflowers.com, justcallus.net and ecri.net.
These name servers are often used together with the name servers ns1949.hostgator.com, ns1950.hostgator.com, ns2523.hostgator.com, ns2524.hostgator.com, ns959.hostgator.com, ns960.hostgator.com, hgns1.hostgator.com, hgns2.hostgator.com, ns3059.hostgator.com and ns3060.hostgator.com.
Host names with one IP number:
The host ns8037.hostgator.com points to 192.185.5.133 and the host ns8038.hostgator.com points to 192.185.5.134.
Mail Servers
preferredcontractor.com is handled by a single mail server, mail.preferredcontractor.com.
Host name mail.preferredcontractor.com points to IP address 192.185.45.80.