certpros.com - robtex.com
certpros.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 | ns39.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21d1::14🇺🇸 GODADDY-DNS2603:5:21d0::/44 | ||||||
| PTR | ns39.domaincontrol.com | ||||||
| A | 97.74.109.20🇺🇸 GODADDY-DNS97.74.108.0/23 | ||||||
| PTR | ns39.domaincontrol.com | ||||||
| NS | ns40.domaincontrol.com | ||||||
| A | 2603:5:22d1::14🇺🇸 GODADDY-DNS2603:5:22d0::/44 | ||||||
| PTR | ns40.domaincontrol.com | ||||||
| A | 173.201.77.20🇺🇸 GODADDY-DNS173.201.76.0/23 | ||||||
| MX | mx1-usg1.ppe-hosted.com ⭐ | ||||||
| A | 3.220.198.68🇺🇸 Amazon3.208.0.0/12 EC2 IAD prefix | ||||||
| PTR | mx1-usg1.ppe-hosted.com | ||||||
| MX | mx2-usg1.ppe-hosted.com ⭐ | ||||||
| A | 54.166.32.169🇺🇸 Amazon54.166.0.0/15 EC2 IAD prefix | ||||||
| PTR | mx2-usg1.ppe-hosted.com | ||||||
| MX | mx3-usg1.ppe-hosted.com ⭐ | ||||||
| A | 3.228.105.2🇺🇸 Amazon3.224.0.0/12 EC2 IAD prefix | ||||||
| PTR | mx3-usg1.ppe-hosted.com | ||||||
| TXT | v=spf1 include:_spf-usg1.ppe-hosted.com include:secureserver.net ~all | ||||||
| TXT | MS=ms43900157 | ||||||
| SOA | ns39.domaincontrol.comdns@jomax.net 2026-06-22 #1 | ||||||
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=1785060217 | ||||||
Same first word
Similar names
DNS History
13 records (7 active, 6 former)
●NSns39.domaincontrol.com2015-07-17 → 2026-07-26 · 2 obs
● 2026-07-26 10:29:50
●NSns40.domaincontrol.com2015-07-17 → 2026-07-26 · 2 obs
● 2026-07-26 10:29:50
○MXcertpros-com.mail.protection.outlook.com2015-07-17 → 2018-06-20 · 4 obs
● 2018-06-20 05:40:18
○ 2026-06-27 17:16:36
○ 2026-07-26 10:29:50
●MXmx1-usg1.ppe-hosted.com2026-06-27 → 2026-07-26 · 3 obs
● 2026-06-27 17:16:36
● 2026-07-26 10:29:50
●MXmx2-usg1.ppe-hosted.com2026-06-27 → 2026-07-26 · 3 obs
● 2026-06-27 17:16:36
● 2026-07-26 10:29:50
●MXmx3-usg1.ppe-hosted.com2026-06-27 → 2026-07-26 · 3 obs
● 2026-06-27 17:16:36
● 2026-07-26 10:29:50
●A15.197.148.332026-06-27 → 2026-07-26 · 3 obs
● 2026-06-27 17:16:36
● 2026-07-26 10:29:50
○A160.153.136.32018-06-20 → 2018-06-20 · 4 obs
● 2018-06-20 05:40:18
○ 2026-06-27 17:16:36
○ 2026-07-26 10:29:50
○A182.50.132.2422018-06-20 → 2018-06-20 · 4 obs
● 2018-06-20 05:40:18
○ 2026-06-27 17:16:36
○ 2026-07-26 10:29:50
○A198.71.232.32018-06-20 → 2018-06-20 · 4 obs
● 2018-06-20 05:40:18
○ 2026-06-27 17:16:36
○ 2026-07-26 10:29:50
●A3.33.130.1902026-06-27 → 2026-07-26 · 3 obs
● 2026-06-27 17:16:36
● 2026-07-26 10:29:50
○A50.63.202.172015-07-17 → 2017-02-01 · 4 obs
● 2017-02-01 07:40:32
○ 2018-06-20 05:40:18
○ 2026-07-26 10:29:50
○A72.167.191.692018-06-20 → 2018-06-20 · 4 obs
● 2018-06-20 05:40:18
○ 2026-06-27 17:16:36
○ 2026-07-26 10:29:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| certpros.com | ns39.domaincontrol.com, ns40.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.109.20
NS records: ns39.domaincontrol.com, ns40.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for certpros.com (unsigned zone)
⏱️ Timing
Total: 188ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns39.domaincontrol.com, ns40.domaincontrol.com |
| MX | 3 | mx1-usg1.ppe-hosted.com (pri: 0), mx2-usg1.ppe-hosted.com (pri: 0)... |
| TXT | 2 | v=spf1 include:_spf-usg1.ppe-hosted.com , MS=ms43900157 |
| SOA | 1 | ns39.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns39.domaincontrol.com, ns39.domaincontrol.com, ns40.domaincontrol.com...)
Analysis
IP Addresses
certpros.com directs to two IP numbers, 3.33.130.190 and 15.197.148.33
Among the host names that share IP numbers with certpros.com are survivetheimpossible.com, sualvoice.com, babybigbucks.com and two others.
Name Servers
DNS delegation for certpros.com points to two name servers: ns39.domaincontrol.com and ns40.domaincontrol.com.
certpros.com has the same name server delegation as a number of other domains, such as indusvalley.info, woodlawfirm-tx.com, brsdental.info and two more.
ns39.domaincontrol.com directs to 97.74.109.20 and 2603:5:21d1::14. ns40.domaincontrol.com directs to 173.201.77.20 and 2603:5:22d1::14. Each host name carries two IP addresses.
Mail Servers
certpros.com is handled by three mail servers: mx1-usg1.ppe-hosted.com, mx2-usg1.ppe-hosted.com and mx3-usg1.ppe-hosted.com.
certpros.com shares at least some of its mail servers with other domains — for example sorensenstrategies.com, fearlessworks.org, runinrabbit.com and two more.
mx1-usg1.ppe-hosted.com, mx2-usg1.ppe-hosted.com and mx3-usg1.ppe-hosted.com all have one IP address each — mx1-usg1.ppe-hosted.com directs to 3.220.198.68, mx2-usg1.ppe-hosted.com directs to 54.166.32.169 and mx3-usg1.ppe-hosted.com directs to 3.228.105.2.