coreconstruct.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`coreconstruct.com`

DNSSEC	⚠️ Not signed
A	52.160.102.34^{🇺🇸 Microsoft52.160.0.0/11 MICROSOFT}
NS	`ns1-03.azure-dns.com` ⭐
		A	2603:1061:0:700::3^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-03.azure-dns.com`
		A	13.107.236.3^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-03.azure-dns.com`
NS	`ns2-03.azure-dns.net`
		A	2620:1ec:8ec:700::3^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-03.azure-dns.net`
		A	150.171.21.3^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-03.azure-dns.net`
NS	`ns3-03.azure-dns.org`
		A	2a01:111:4000:700::3^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-03.azure-dns.org`
		A	204.14.183.3^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-03.azure-dns.org`
NS	`ns4-03.azure-dns.info`
		A	2620:1ec:bda:700::3^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-03.azure-dns.info`
		A	208.84.5.3^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-03.azure-dns.info`
MX	`us-smtp-inbound-1.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com` ⭐
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`v=spf1 include:_netblocks.mimecast.com include:spf.protection.outlook.com ip4...`
SOA	`ns1-03.azure-dns.com`azuredns-hostmaster@microsoft.com serial=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.net`nstld@verisign-grs.com serial=1789254173

Subdomains

barracuda.coreconstruct.com

Same first word

coreconstruct.co.il

coreconstruct.com

coreconstruct.be

coreconstruct.com.au

coreconstruct.eu

Similar names

constructcore.com.ng

constructcore.com

constructcore.org

creoconstruct.com

reconstructco.us

correctcounts.com

constructcore.ru

creoconstruct.com.au

creoconstruct.au

constructcore.ca

Previous names

Next names

DNS History

16 records (7 active, 9 former)

○NSdns0.zoneedit.com2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 17:36:58
○ 2015-11-20 05:02:28
○ 2026-09-12 23:08:32

●NSns1-03.azure-dns.com2026-04-03 → 2026-09-12 · 3 obs

○ 2016-12-28 01:03:48
● 2026-04-03 10:07:38
● 2026-09-12 23:08:32

○NSns100.worldnic.com2015-11-20 → 2016-12-28 · 5 obs

○ 2015-07-13 17:36:58
● 2015-11-20 05:02:28
● 2016-12-28 01:03:48
○ 2026-04-03 10:07:38
○ 2026-09-12 23:08:32

○NSns12.zoneedit.com2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 17:36:58
○ 2015-11-20 05:02:28
○ 2026-09-12 23:08:32

○NSns14.zoneedit.com2015-07-13 → 2015-07-13 · 3 obs

● 2015-07-13 17:36:58
○ 2015-11-20 05:02:28
○ 2026-09-12 23:08:32

●NSns2-03.azure-dns.net2026-04-03 → 2026-09-12 · 3 obs

○ 2016-12-28 01:03:48
● 2026-04-03 10:07:38
● 2026-09-12 23:08:32

●NSns3-03.azure-dns.org2026-04-03 → 2026-09-12 · 3 obs

○ 2016-12-28 01:03:48
● 2026-04-03 10:07:38
● 2026-09-12 23:08:32

●NSns4-03.azure-dns.info2026-04-03 → 2026-09-12 · 3 obs

○ 2016-12-28 01:03:48
● 2026-04-03 10:07:38
● 2026-09-12 23:08:32

○NSns99.worldnic.com2015-11-20 → 2016-12-28 · 5 obs

○ 2015-07-13 17:36:58
● 2015-11-20 05:02:28
● 2016-12-28 01:03:48
○ 2026-04-03 10:07:38
○ 2026-09-12 23:08:32

○MXspam1.ontopcorp.com2015-07-13 → 2016-07-10 · 4 obs

● 2015-07-13 17:36:58
● 2016-07-10 03:20:12
○ 2016-12-28 01:03:48
○ 2026-09-12 23:08:32

○MXspam2.ontopcorp.com2015-07-13 → 2016-07-10 · 4 obs

● 2015-07-13 17:36:58
● 2016-07-10 03:20:12
○ 2016-12-28 01:03:48
○ 2026-09-12 23:08:32

●MXus-smtp-inbound-1.mimecast.com2016-12-28 → 2026-09-12 · 3 obs

○ 2016-07-10 03:20:12
● 2016-12-28 01:03:48
● 2026-09-12 23:08:32

●MXus-smtp-inbound-2.mimecast.com2016-12-28 → 2026-09-12 · 3 obs

○ 2016-07-10 03:20:12
● 2016-12-28 01:03:48
● 2026-09-12 23:08:32

○A38.72.122.132016-07-10 → 2016-07-10 · 4 obs

○ 2016-02-12 00:00:22
● 2016-07-10 03:20:12
○ 2016-12-28 01:03:48
○ 2026-09-12 23:08:32

○A38.72.122.72015-07-13 → 2016-02-12 · 4 obs

● 2015-07-13 17:36:58
● 2016-02-12 00:00:22
○ 2016-07-10 03:20:12
○ 2026-09-12 23:08:32

●A52.160.102.342016-12-28 → 2026-09-12 · 3 obs

○ 2016-07-10 03:20:12
● 2016-12-28 01:03:48
● 2026-09-12 23:08:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net...	-
coreconstruct.com	ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info	2 records

✅ Authoritative Response

Server:204.14.183.3

NS records: ns1-03.azure-dns.com, ns2-03.azure-dns.net, ns3-03.azure-dns.org, ns4-03.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coreconstruct.com (unsigned zone)

⏱️ Timing

Total: 1340ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`52.160.102.34`
NS	4	`ns1-03.azure-dns.com, ns2-03.azure-dns.net...`
MX	2	`us-smtp-inbound-1.mimecast.com (pri: 10), us-smtp-inbound-2.mimecast.com (pri: 10)`
TXT	1	`v=spf1 include:_netblocks.mimecast.com i`
SOA	1	`ns1-03.azure-dns.com azuredns-hostmaster`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-03.azure-dns.com, ns1-03.azure-dns.com)

Analysis

Hierarchy

barracuda.coreconstruct.com is delegated beneath coreconstruct.com.

IP Addresses

coreconstruct.com resolves to one IP address: 52.160.102.34.

Host names like barracuda.coreconstruct.com are further examples that share IP numbers with coreconstruct.com.

Name Servers

The authoritative name servers for coreconstruct.com are ns1-03.azure-dns.com, ns4-03.azure-dns.info, ns2-03.azure-dns.net and ns3-03.azure-dns.org.

There is at least partial name server overlap between coreconstruct.com and other domains — griegstar.no, hetlab.eu, guidestoneretirement.org and two more among them.

All four hostnames — ns1-03.azure-dns.com, ns4-03.azure-dns.info, ns2-03.azure-dns.net and ns3-03.azure-dns.org — resolve to two IP numbers apiece: ns1-03.azure-dns.com to 13.107.236.3 and 2603:1061:0:700::3; ns4-03.azure-dns.info to 208.84.5.3 and 2620:1ec:bda:700::3; ns2-03.azure-dns.net to 150.171.21.3 and 2620:1ec:8ec:700::3; ns3-03.azure-dns.org to 204.14.183.3 and 2a01:111:4000:700::3.

Mail Servers

Mail for coreconstruct.com is handled by two mail servers — us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

coreconstruct.com uses an identical mail server configuration to several other domains — among them gemcapsolutions.com, snydereventrentals.com, gousa.jp and two more.

coreconstruct.com uses mail servers that are also used by other domains, including homesinc.org, level5ia.com and testingrewardssite.pro.

Hostnames that resolve to 6 IP addresses:

us-smtp-inbound-1.mimecast.com resolves to 170.10.128.141, 170.10.128.221 and 170.10.128.242 among others, with 3 other IP addresses in total.

us-smtp-inbound-2.mimecast.com resolves to 170.10.128.141, 170.10.128.221 and 170.10.128.242 among others, with 3 other IP addresses in total.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.128.141 IP addresses.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.128.221 IP addresses.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.128.242 IP addresses.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.132.141 IP addresses.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.132.221 IP addresses.

us-smtp-inbound-1.mimecast.com along with us-smtp-inbound-2.mimecast.com each resolve to 170.10.132.242 IP addresses.