ptcusa.com - dns.ninja
ptcusa.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=1786018349 | ||||||
Subdomains
www.ptcusa.com |
Same first word
ptcusa.com |
Similar names
DNS History
12 records (7 active, 5 former)
●NSns1.bdm.microsoftonline.com2015-11-09 → 2026-08-06 · 3 obs
● 2015-11-09 09:35:10
● 2026-08-06 12:20:56
●NSns2.bdm.microsoftonline.com2015-11-09 → 2026-08-06 · 3 obs
● 2015-11-09 09:35:10
● 2026-08-06 12:20:56
●NSns3.bdm.microsoftonline.com2015-11-09 → 2026-08-06 · 3 obs
● 2015-11-09 09:35:10
● 2026-08-06 12:20:56
●NSns4.bdm.microsoftonline.com2015-11-09 → 2026-08-06 · 3 obs
● 2015-11-09 09:35:10
● 2026-08-06 12:20:56
○NSns51.worldnic.com2009-01-19 → 2015-06-22 · 4 obs
● 2015-06-22 08:37:38
○ 2015-11-09 09:35:10
○ 2026-08-06 12:20:56
○NSns52.worldnic.com2009-01-19 → 2015-06-22 · 4 obs
● 2015-06-22 08:37:38
○ 2015-11-09 09:35:10
○ 2026-08-06 12:20:56
○MXmail.ptcusa.com2009-01-19 → 2015-06-22 · 4 obs
● 2015-06-22 08:37:38
○ 2015-11-09 09:35:10
○ 2026-08-06 12:20:56
●MXmx1-us1.ppe-hosted.com2026-02-17 → 2026-08-06 · 3 obs
● 2026-02-17 03:45:48
● 2026-08-06 12:20:56
●MXmx2-us1.ppe-hosted.com2026-02-17 → 2026-08-06 · 3 obs
● 2026-02-17 03:45:48
● 2026-08-06 12:20:56
○MXptcusa-com.mail.protection.outlook.com2015-11-09 → 2018-10-04 · 5 obs
● 2015-11-09 09:35:10
● 2018-10-04 18:28:48
○ 2026-02-17 03:45:48
○ 2026-08-06 12:20:56
○A74.92.30.1652009-01-19 → 2018-10-04 · 4 obs
● 2018-10-04 18:28:48
○ 2026-02-17 03:45:48
○ 2026-08-06 12:20:56
●A75.2.60.52026-02-17 → 2026-08-06 · 3 obs
● 2026-02-17 03:45:48
● 2026-08-06 12:20:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net... | - |
| ptcusa.com | ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com | 4 records |
✅ Authoritative Response
Server:150.171.21.208
NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ptcusa.com (unsigned zone)
⏱️ Timing
Total: 176ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 75.2.60.5 |
| NS | 4 | ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com... |
| MX | 2 | mx1-us1.ppe-hosted.com (pri: 10), mx2-us1.ppe-hosted.com (pri: 10) |
| TXT | 5 | mscid=I4tSAr0GyITrk/kR08ml1mAauLf9iunBBu, google-site-verification=CxwQ0_OCJhJwu_H... |
| SOA | 1 | ns1.bdm.microsoftonline.com azuredns-hos |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)
Analysis
Hierarchy
The domain www.ptcusa.com falls under the parent ptcusa.com.
IP Addresses
ptcusa.com points to a single IP number: 75.2.60.5.
Additional host names — senseandlogic.com, newtrongroup.com, sajabirthday.com and two others — share IP numbers with ptcusa.com.
Name Servers
ptcusa.com has four authoritative name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.
At least some of ptcusa.com's name servers are shared with other domains, for example h11dfs.com, amagansettschool.org, countynotaries.com and two more.
It is common for these name servers to be used in conjunction with the name servers ns-331.awsdns-41.com, ns-421.awsdns-52.com and ns-569.awsdns-07.net.
Four hostnames, each resolving to a pair of IP addresses: ns1.bdm.microsoftonline.com directs to 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com directs to 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com directs to 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com directs to 208.84.5.208 and 2620:1ec:bda:700::d0.
Mail Servers
ptcusa.com has two mail servers: mx1-us1.ppe-hosted.com and mx2-us1.ppe-hosted.com.
ptcusa.com shares the same mail server setup as other domains, including fluentconveyors.com, baincor.com, mail.lamlogic.com and two others.
ptcusa.com shares mail servers — at least in part — with other domains, including cardinalbakery.com, hwa.net, eaglewestgroup.com and two others.
Each of the two host names carries two IP addresses: mx1-us1.ppe-hosted.com points to 67.231.154.162 and 148.163.129.50, and mx2-us1.ppe-hosted.com points to 67.231.154.163 and 148.163.129.51.