coreus.com - dns.ninja

`coreus.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	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`coreus-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr21cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr04cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:f903::^{🇺🇸 Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:f910::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy5pr03cu00300.inbound.protection.outlook.com`
		A	40.93.192.4^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.10.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn6pr02cu00301.inbound.protection.outlook.com`
		A	52.101.41.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00305.inbound.protection.outlook.com`
		A	52.101.194.15^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch4pr21cu00107.inbound.protection.outlook.com`
TXT	`mscid=GQKnsUpoubKeP3b/9XZ(0x736578)A2PUkaB4QNTHe3ZaCcSLeF39/hlKLpY8y1kclR31J9RIpG+vM...`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`atlassian-domain-verification=MWUJJaN0BhiBx2OKTcoaLToCraWAKpZ8X3CIN0MIb0GjdAZ...`
SOA	`ns1.bdm.microsoftonline.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=1781353313

WOT: SUSPICIOUS (1/100)

Same first word

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DNS History

32 records (9 active, 23 former)

●NSns1.bdm.microsoftonline.com2026-02-17 → 2026-06-13 · 3 obs

○ 2016-12-27 04:20:40
● 2026-02-17 00:59:02
● 2026-06-13 12:50:32

○NSns1.coreus.com2015-09-08 → 2015-11-05 · 5 obs

○ 2015-07-21 14:09:52
● 2015-09-08 00:54:46
● 2015-11-05 05:44:32
○ 2015-12-05 03:43:34
○ 2026-06-13 12:50:32

○NSns1.hastydns.com2015-07-21 → 2016-09-10 · 8 obs

○ 2007-08-16 04:50:32
● 2015-07-21 14:09:52
○ 2015-09-08 00:54:46
○ 2015-11-05 05:44:32
● 2015-12-05 03:43:34
● 2016-09-10 12:17:26
○ 2016-10-27 12:47:36
○ 2026-06-13 12:50:32

○NSns1.ibspark.com2016-10-27 → 2016-10-27 · 4 obs

○ 2016-09-10 12:17:26
● 2016-10-27 12:47:36
○ 2016-12-21 01:59:56
○ 2026-06-13 12:50:32

○NSns1.ireithost.com2007-08-16 → 2007-08-16 · 3 obs

● 2007-08-16 04:50:32
○ 2015-07-21 14:09:52
○ 2026-06-13 12:50:32

○NSns1.sedoparking.com2016-12-21 → 2016-12-27 · 5 obs

○ 2016-10-27 12:47:36
● 2016-12-21 01:59:56
● 2016-12-27 04:20:40
○ 2026-02-17 00:59:02
○ 2026-06-13 12:50:32

●NSns2.bdm.microsoftonline.com2026-02-17 → 2026-06-13 · 3 obs

○ 2016-12-27 04:20:40
● 2026-02-17 00:59:02
● 2026-06-13 12:50:32

○NSns2.hastydns.com2015-07-21 → 2016-09-10 · 8 obs

○ 2007-08-16 04:50:32
● 2015-07-21 14:09:52
○ 2015-09-08 00:54:46
○ 2015-11-05 05:44:32
● 2015-12-05 03:43:34
● 2016-09-10 12:17:26
○ 2016-10-27 12:47:36
○ 2026-06-13 12:50:32

○NSns2.ibspark.com2016-10-27 → 2016-10-27 · 4 obs

○ 2016-09-10 12:17:26
● 2016-10-27 12:47:36
○ 2016-12-21 01:59:56
○ 2026-06-13 12:50:32

○NSns2.ireithost.com2007-08-16 → 2007-08-16 · 3 obs

● 2007-08-16 04:50:32
○ 2015-07-21 14:09:52
○ 2026-06-13 12:50:32

○NSns2.sedoparking.com2016-12-21 → 2016-12-27 · 5 obs

○ 2016-10-27 12:47:36
● 2016-12-21 01:59:56
● 2016-12-27 04:20:40
○ 2026-02-17 00:59:02
○ 2026-06-13 12:50:32

●NSns3.bdm.microsoftonline.com2026-02-17 → 2026-06-13 · 3 obs

○ 2016-12-27 04:20:40
● 2026-02-17 00:59:02
● 2026-06-13 12:50:32

●NSns4.bdm.microsoftonline.com2026-02-17 → 2026-06-13 · 3 obs

○ 2016-12-27 04:20:40
● 2026-02-17 00:59:02
● 2026-06-13 12:50:32

●MXcoreus-com.mail.protection.outlook.com2026-02-17 → 2026-06-13 · 3 obs

○ 2016-12-27 04:20:40
● 2026-02-17 00:59:02
● 2026-06-13 12:50:32

○MXlocalhost2016-12-21 → 2016-12-27 · 5 obs

○ 2016-10-27 12:47:36
● 2016-12-21 01:59:56
● 2016-12-27 04:20:40
○ 2026-02-17 00:59:02
○ 2026-06-13 12:50:32

○MXmail.h-email.net2016-10-27 → 2016-10-27 · 3 obs

● 2016-10-27 12:47:36
○ 2016-12-21 01:59:56
○ 2026-06-13 12:50:32

●A198.185.159.1442026-02-17 → 2026-06-13 · 3 obs

○ 2016-12-27 04:20:40
● 2026-02-17 00:59:02
● 2026-06-13 12:50:32

●A198.185.159.1452026-02-17 → 2026-06-13 · 3 obs

○ 2016-12-27 04:20:40
● 2026-02-17 00:59:02
● 2026-06-13 12:50:32

●A198.49.23.1442026-02-17 → 2026-06-13 · 3 obs

○ 2016-12-27 04:20:40
● 2026-02-17 00:59:02
● 2026-06-13 12:50:32

●A198.49.23.1452026-02-17 → 2026-06-13 · 3 obs

○ 2016-12-27 04:20:40
● 2026-02-17 00:59:02
● 2026-06-13 12:50:32

○A54.72.130.672016-10-27 → 2016-10-27 · 4 obs

○ 2016-09-10 12:17:26
● 2016-10-27 12:47:36
○ 2016-12-21 01:59:56
○ 2026-06-13 12:50:32

○A63.214.247.1702007-08-16 → 2007-08-16 · 3 obs

● 2007-08-16 04:50:32
○ 2015-07-21 14:09:52
○ 2026-06-13 12:50:32

○A69.162.80.522015-09-08 → 2015-09-08 · 4 obs

○ 2007-08-16 04:50:32
● 2015-09-08 00:54:46
○ 2015-10-31 05:05:18
○ 2026-06-13 12:50:32

○A69.162.80.532016-01-17 → 2016-01-17 · 4 obs

○ 2015-12-05 03:43:34
● 2016-01-17 23:28:32
○ 2016-04-15 07:44:18
○ 2026-06-13 12:50:32

○A69.162.80.542015-07-21 → 2015-07-21 · 4 obs

○ 2007-08-16 04:50:32
● 2015-07-21 14:09:52
○ 2015-09-08 00:54:46
○ 2026-06-13 12:50:32

○A69.162.80.582016-05-29 → 2016-05-29 · 4 obs

○ 2016-04-27 15:17:32
● 2016-05-29 07:16:16
○ 2016-06-14 19:37:08
○ 2026-06-13 12:50:32

○A69.162.80.602016-08-24 → 2016-08-24 · 4 obs

○ 2016-06-14 19:37:08
● 2016-08-24 23:24:14
○ 2016-09-10 12:17:26
○ 2026-06-13 12:50:32

○A69.162.80.612016-04-15 → 2016-09-10 · 7 obs

○ 2016-01-17 23:28:32
● 2016-04-15 07:44:18
○ 2016-04-27 15:17:32
○ 2016-08-24 23:24:14
● 2016-09-10 12:17:26
○ 2016-10-27 12:47:36
○ 2026-06-13 12:50:32

○A72.52.4.912016-12-21 → 2016-12-27 · 5 obs

○ 2016-10-27 12:47:36
● 2016-12-21 01:59:56
● 2016-12-27 04:20:40
○ 2026-02-17 00:59:02
○ 2026-06-13 12:50:32

○A95.211.117.2062015-07-21 → 2015-12-05 · 5 obs

○ 2007-08-16 04:50:32
● 2015-07-21 14:09:52
● 2015-12-05 03:43:34
○ 2016-01-17 23:28:32
○ 2026-06-13 12:50:32

○A95.211.219.652016-04-27 → 2016-04-27 · 4 obs

○ 2016-04-15 07:44:18
● 2016-04-27 15:17:32
○ 2016-05-29 07:16:16
○ 2026-06-13 12:50:32

○A95.211.219.672016-06-14 → 2016-06-14 · 4 obs

○ 2016-05-29 07:16:16
● 2016-06-14 19:37:08
○ 2016-08-24 23:24:14
○ 2026-06-13 12:50:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	j.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net...	-
coreus.com	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com	8 records

✅ Authoritative Response

Server:208.84.5.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coreus.com (unsigned zone)

⏱️ Timing

Total: 149ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.185.159.144, 198.185.159.145...`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`coreus-com.mail.protection.outlook.com (`
TXT	3	`mscid=GQKnsUpoubKeP3b/9XZ(0x736578)A2PUkaB4QNTH, v=spf1 include:spf.protection.outlook.co...`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)

Analysis

IP Addresses

coreus.com points to four IP numbers: 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

homewithemily.com, julierichter.co, ictineducation.org and two other host names share IP numbers with coreus.com.

Name Servers

coreus.com is delegated to four name servers, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

coreus.com partially shares its NS delegation with several other domains, including domstaedter.de, gfxcs.com, fireteams.net and two others.

ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com each carry two IP addresses. ns1.bdm.microsoftonline.com has 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com has 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com has 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com has 208.84.5.208 and 2620:1ec:bda:700::d0.

Mail Servers

Mail for coreus.com is handled by a single mail server, coreus-com.mail.protection.outlook.com.

coreus-com.mail.protection.outlook.com resolves to 8 IP addresses — 40.93.192.4, 52.101.10.1, 52.101.41.21 and 5 others.