`polytech-america.com`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`ns57.domaincontrol.com` ⭐
		A	2603:5:21c2::1d^{🇺🇸 GODADDY-DNS2603:5:21c0::/44}
			PTR	`ns57.domaincontrol.com`
		A	97.74.108.29^{🇺🇸 GODADDY-DNS97.74.108.0/23}
			PTR	`ns57.domaincontrol.com`
NS	`ns58.domaincontrol.com`
		A	2603:5:22c2::1d^{🇺🇸 GODADDY-DNS2603:5:22c0::/44}
			PTR	`ns58.domaincontrol.com`
		A	173.201.76.29^{🇺🇸 GODADDY-DNS173.201.76.0/23}
			PTR	`ns58.domaincontrol.com`
MX	`mx1-us1.ppe-hosted.com` ⭐
		A	67.231.154.162^{🇺🇸 Proofpoint67.231.154.0/24 Inc.}
			PTR	`mx1-us1.ppe-hosted.com`
		A	148.163.129.50^{🇺🇸 AS13916148.163.129.0/24 Proofpoint Inc.}
			PTR	`mx1-us1.ppe-hosted.com`
MX	`mx2-us1.ppe-hosted.com`⁽²⁰⁾
		A	67.231.154.163^{🇺🇸 Proofpoint67.231.154.0/24 Inc.}
			PTR	`mx2-us1.ppe-hosted.com`
		A	148.163.129.51^{🇺🇸 AS13916148.163.129.0/24 Proofpoint Inc.}
			PTR	`mx2-us1.ppe-hosted.com`
TXT	`NETORGFT2418631.onmicrosoft.com`
TXT	`v=spf1 a:dispatch-us.ppe-hosted.com include:secureserver.net -all`
SOA	`ns57.domaincontrol.com`dns@jomax.net 2022-06-07 #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.net`nstld@verisign-grs.com serial=1777121396

Same first word

polytech-america.com

DNS History

10 records (8 active, 2 former)

●NSns57.domaincontrol.com2017-10-11 → 2026-04-25 · 2 obs

● 2017-10-11 03:29:56
● 2026-04-25 13:02:20

●NSns58.domaincontrol.com2017-10-11 → 2026-04-25 · 2 obs

● 2017-10-11 03:29:56
● 2026-04-25 13:02:20

●MXmx1-us1.ppe-hosted.com2026-04-10 → 2026-04-25 · 3 obs

○ 2017-10-11 03:29:56
● 2026-04-10 00:25:14
● 2026-04-25 13:02:20

●MXmx2-us1.ppe-hosted.com2026-04-10 → 2026-04-25 · 3 obs

○ 2017-10-11 03:29:56
● 2026-04-10 00:25:14
● 2026-04-25 13:02:20

○MXpolytechamerica-com02b.mail.protection.outlook.com2017-10-11 → 2017-10-11 · 3 obs

● 2017-10-11 03:29:56
○ 2026-04-10 00:25:14
○ 2026-04-25 13:02:20

○A184.168.221.612017-10-11 → 2017-10-11 · 3 obs

● 2017-10-11 03:29:56
○ 2026-04-10 00:25:14
○ 2026-04-25 13:02:20

●A198.185.159.1442026-04-10 → 2026-04-25 · 3 obs

○ 2017-10-11 03:29:56
● 2026-04-10 00:25:14
● 2026-04-25 13:02:20

●A198.185.159.1452026-04-10 → 2026-04-25 · 3 obs

○ 2017-10-11 03:29:56
● 2026-04-10 00:25:14
● 2026-04-25 13:02:20

●A198.49.23.1442026-04-10 → 2026-04-25 · 3 obs

○ 2017-10-11 03:29:56
● 2026-04-10 00:25:14
● 2026-04-25 13:02:20

●A198.49.23.1452026-04-10 → 2026-04-25 · 3 obs

○ 2017-10-11 03:29:56
● 2026-04-10 00:25:14
● 2026-04-25 13:02:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, i.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net...	-
polytech-america.com	ns57.domaincontrol.com, ns58.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.108.29

NS records: ns57.domaincontrol.com, ns58.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for polytech-america.com (unsigned zone)

⏱️ Timing

Total: 471ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.185.159.144, 198.185.159.145...`
NS	2	`ns57.domaincontrol.com, ns58.domaincontrol.com`
MX	2	`mx1-us1.ppe-hosted.com (pri: 10), mx2-us1.ppe-hosted.com (pri: 20)`
TXT	2	`NETORGFT2418631.onmicrosoft.com, v=spf1 a:dispatch-us.ppe-hosted.com incl`
SOA	1	`ns57.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns57.domaincontrol.com, ns57.domaincontrol.com, ns58.domaincontrol.com...)

Analysis

IP Addresses

Four IP numbers are pointed to by polytech-america.com: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

other host names including ariellemeierhair.com, ravikbhatia.com, paulobrien.info, teamnlc.com and idnty.ca share IP numbers with polytech-america.com.

Name Servers

polytech-america.com is delegated to two name servers ns57.domaincontrol.com and ns58.domaincontrol.com.

polytech-america.com shares the same name server setup as other domains, for instance 13southaudley.com, stocktonsusedcars.com, remind.life, lowoxygenbrewing.com and pasipala.com.

polytech-america.com at least partially shares name servers with other domains, for instance sierracarmichael.com.

Host names with two IP numbers:

The host name ns57.domaincontrol.com points to 2603:5:21c2::1d and 97.74.108.29; the host name ns58.domaincontrol.com points to 2603:5:22c2::1d and 173.201.76.29.

Mail Servers

Two mail servers handle polytech-america.com: mx1-us1.ppe-hosted.com and mx2-us1.ppe-hosted.com.

polytech-america.com shares the same mail server setup as other domains, for instance scadesign.com, remoteworklife.co, bmacind.com, silverpeakeng.com and mpsource.com.

polytech-america.com shares some mail servers with other domains, at least partially, for instance rhinotradellc.com, mx.uniontownship.com, marconline.com, delriomanagementco.com and alphagp.com.

Host names with two IP numbers:

The host name mx1-us1.ppe-hosted.com points to 67.231.154.162 and 148.163.129.50; the host name mx2-us1.ppe-hosted.com points to 67.231.154.163 and 148.163.129.51.

polytech-america.com - robtex.com