coresecurity.com - dns.ninja

`coresecurity.com`

DNSSEC	⚠️ Not signed
A	2620:12a:8000::1^{🇺🇸 Fastly2620:12a:8000::/44 Pantheon}
A	2620:12a:8001::1^{🇺🇸 Fastly2620:12a:8000::/44 Pantheon}
A	23.185.0.1^{🇺🇸 Fastly23.185.0.0/24 Pantheon}
NS	`ns-170.awsdns-21.com` ⭐
		A	2600:9000:5300:aa00::1^{🇺🇸 Amazon2600:9000:5300::/48 - CloudFront}
			PTR	`ns-170.awsdns-21.com`
		A	205.251.192.170^{🇺🇸 Amazon205.251.192.0/24 prefix}
			PTR	`ns-170.awsdns-21.com`
NS	`ns-1522.awsdns-62.org`
		A	2600:9000:5305:f200::1^{🇺🇸 Amazon2600:9000:5305::/48 - CloudFront}
			PTR	`ns-1522.awsdns-62.org`
		A	205.251.197.242^{🇺🇸 Amazon205.251.197.0/24 prefix}
			PTR	`ns-1522.awsdns-62.org`
NS	`ns-1999.awsdns-57.co.uk`
		A	2600:9000:5307:cf00::1^{🇺🇸 Amazon2600:9000:5307::/48 - CloudFront}
			PTR	`ns-1999.awsdns-57.co.uk`
		A	205.251.199.207^{🇺🇸 Amazon205.251.199.0/24 prefix}
			PTR	`ns-1999.awsdns-57.co.uk`
NS	`ns-860.awsdns-43.net`
		A	2600:9000:5303:5c00::1^{🇺🇸 Amazon2600:9000:5303::/48 - CloudFront}
			PTR	`ns-860.awsdns-43.net`
		A	205.251.195.92^{🇺🇸 Amazon205.251.195.0/24 prefix}
			PTR	`ns-860.awsdns-43.net`
MX	`seg1.helpsystems.com` ⭐
		A	3.148.84.59^{🇺🇸 Amazon3.144.0.0/13 EC2 CMH Prefix}
			PTR	`seg1.helpsystems.com`
MX	`seg2.helpsystems.com` ⭐
		A	3.22.48.1^{🇺🇸 Amazon3.20.0.0/14 EC2 CMH prefix}
			PTR	`seg2.helpsystems.com`
MX	`seg3.helpsystems.com` ⭐
		A	18.218.81.193^{🇺🇸 Amazon18.216.0.0/14 EC2 CMH prefix}
			PTR	`seg3.helpsystems.com`
MX	`seg4.helpsystems.com` ⭐
		A	3.14.197.86^{🇺🇸 Amazon3.14.0.0/15 EC2 CMH prefix}
			PTR	`seg4.helpsystems.com`
TXT	`MS=ms79554710`
TXT	`adobe-idp-site-verification=2388da99461edbe13fc466564063d8c7414442730ef6f6e9c...`
TXT	`google-site-verification=k6huPvnhGf7ifpim7298-KCxfnzoM8P495GkN20Z4MA`
TXT	`v=spf1 ip4:181.119.128.201 ip4:208.42.93.45 ip4:181.119.128.200/32 ip4:208.88...`
SOA	`ns-170.awsdns-21.com`awsdns-hostmaster@amazon.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=1786059084

rank #53714 globally
rank #26127 in the tld
WOT: SAFE (90/100)
📈 Tranco rank: #160,341

Subdomains

ns1.coresecurity.com

www.coresecurity.com

corelabs.coresecurity.com

ns2.coresecurity.com

impact.coresecurity.com

download.coresecurity.com

buemx2.coresecurity.com

Same first word

coresecurity.com

coresecurity.hu

coresecurity.ie

coresecurity.co.za

coresecurity.no

coresecurity.co.jp

coresecurity.net

coresecurity.ro

coresecurity.co.kr

coresecurity.org

coresecurity.co.uk

coresecurity.com.au

Similar names

securitycore.com

coresecruity.com

cityresource.co.uk

recosecurity.com

coreycurties.com

recosecurity.co.uk

cityresource.net

securitycero.com

resourcecity.co.uk

DNS History

23 records (11 active, 12 former)

●NSns-1522.awsdns-62.org2026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

●NSns-170.awsdns-21.com2026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

●NSns-1999.awsdns-57.co.uk2026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

●NSns-860.awsdns-43.net2026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

○NSns1.coresecurity.com2015-08-01 → 2018-12-15 · 4 obs

● 2015-08-01 10:27:42
● 2018-12-15 16:45:16
○ 2026-02-16 20:49:00
○ 2026-08-06 23:57:36

○NSns2.coresecurity.com2015-08-01 → 2018-12-15 · 4 obs

● 2015-08-01 10:27:42
● 2018-12-15 16:45:16
○ 2026-02-16 20:49:00
○ 2026-08-06 23:57:36

○MXbosmx1.coresecurity.com2015-08-01 → 2016-07-25 · 4 obs

● 2015-08-01 10:27:42
● 2016-07-25 18:17:20
○ 2016-12-25 07:28:30
○ 2026-08-06 23:57:36

○MXbuemx1.coresecurity.com2015-08-01 → 2017-07-04 · 4 obs

● 2015-08-01 10:27:42
● 2017-07-04 12:34:16
○ 2017-07-22 22:57:26
○ 2026-08-06 23:57:36

○MXcoresecurity-com.mail.eo.outlook.com2018-04-06 → 2018-04-06 · 4 obs

○ 2017-08-31 01:16:22
● 2018-04-06 15:13:34
○ 2018-08-20 07:53:04
○ 2026-08-06 23:57:36

○MXcoresecurity-com.mail.protection.outlook.com2018-08-20 → 2018-12-15 · 5 obs

○ 2018-04-06 15:13:34
● 2018-08-20 07:53:04
● 2018-12-15 16:45:16
○ 2026-02-16 20:49:00
○ 2026-08-06 23:57:36

○MXrosmx1.coresecurity.com2016-12-25 → 2017-07-04 · 5 obs

○ 2016-07-25 18:17:20
● 2016-12-25 07:28:30
● 2017-07-04 12:34:16
○ 2017-07-22 22:57:26
○ 2026-08-06 23:57:36

●MXseg1.helpsystems.com2026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

●MXseg2.helpsystems.com2026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

●MXseg3.helpsystems.com2026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

●MXseg4.helpsystems.com2026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

○MXus-smtp-inbound-1.mimecast.com2017-07-22 → 2017-08-31 · 5 obs

○ 2017-07-04 12:34:16
● 2017-07-22 22:57:26
● 2017-08-31 01:16:22
○ 2018-04-06 15:13:34
○ 2026-08-06 23:57:36

○MXus-smtp-inbound-2.mimecast.com2017-07-22 → 2017-08-31 · 5 obs

○ 2017-07-04 12:34:16
● 2017-07-22 22:57:26
● 2017-08-31 01:16:22
○ 2018-04-06 15:13:34
○ 2026-08-06 23:57:36

○A204.10.23.752016-12-25 → 2017-08-31 · 5 obs

○ 2016-07-25 18:17:20
● 2016-12-25 07:28:30
● 2017-08-31 01:16:22
○ 2018-04-06 15:13:34
○ 2026-08-06 23:57:36

○A208.88.166.1542018-04-06 → 2018-12-15 · 5 obs

○ 2017-08-31 01:16:22
● 2018-04-06 15:13:34
● 2018-12-15 16:45:16
○ 2026-02-16 20:49:00
○ 2026-08-06 23:57:36

●A23.185.0.12026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

●A2620:12a:8000::12026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

●A2620:12a:8001::12026-02-16 → 2026-08-06 · 3 obs

○ 2018-12-15 16:45:16
● 2026-02-16 20:49:00
● 2026-08-06 23:57:36

○A65.244.102.1542015-08-01 → 2016-07-25 · 4 obs

● 2015-08-01 10:27:42
● 2016-07-25 18:17:20
○ 2016-12-25 07:28:30
○ 2026-08-06 23:57:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coresecurity.com	ns-170.awsdns-21.com, ns-860.awsdns-43.net, ns-1999.awsdns-57.co.uk, ns-1522.awsdns-62.org	2 records

✅ Authoritative Response

Server:205.251.199.207

NS records: ns-170.awsdns-21.com, ns-860.awsdns-43.net, ns-1999.awsdns-57.co.uk, ns-1522.awsdns-62.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coresecurity.com (unsigned zone)

⏱️ Timing

Total: 609ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.185.0.1`
AAAA	2	`2620:12a:8001::1, 2620:12a:8000::1`
NS	4	`ns-1522.awsdns-62.org, ns-170.awsdns-21.com...`
MX	4	`seg1.helpsystems.com (pri: 5), seg2.helpsystems.com (pri: 5)...`
TXT	4	`MS=ms79554710, adobe-idp-site-verification=2388da99461e...`
SOA	1	`ns-170.awsdns-21.com awsdns-hostmaster.a`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns-170.awsdns-21.com, ns-170.awsdns-21.com)

Analysis

Hierarchy

coresecurity.com is the parent domain of ns1.coresecurity.com, www.coresecurity.com, corelabs.coresecurity.com, ns2.coresecurity.com, impact.coresecurity.com and a few other host names.

IP Addresses

coresecurity.com resolves to three IP addresses: 23.185.0.1, 2620:12a:8000::1 and 2620:12a:8001::1.

Among the host names that share IP numbers with coresecurity.com are usaarchitects.com, beyondspringpharma.com, afscmemd.org and two others.

Name Servers

The domain coresecurity.com is delegated to these four name servers: ns-170.awsdns-21.com, ns-860.awsdns-43.net, ns-1522.awsdns-62.org and ns-1999.awsdns-57.co.uk.

coresecurity.com shares at least some of its name servers with other domains, including d1qhex2bsue83y.cloudfront.net, coflusa.com, testento.com and two others.

The host names ns-170.awsdns-21.com, ns-860.awsdns-43.net, ns-1522.awsdns-62.org and ns-1999.awsdns-57.co.uk each resolve to two IP addresses: ns-170.awsdns-21.com resolves to 205.251.192.170 and 2600:9000:5300:aa00::1; ns-860.awsdns-43.net resolves to 205.251.195.92 and 2600:9000:5303:5c00::1; ns-1522.awsdns-62.org resolves to 205.251.197.242 and 2600:9000:5305:f200::1; ns-1999.awsdns-57.co.uk resolves to 205.251.199.207 and 2600:9000:5307:cf00::1.

Mail Servers

coresecurity.com has four mail servers: seg1.helpsystems.com, seg2.helpsystems.com, seg3.helpsystems.com and seg4.helpsystems.com.

coresecurity.com shares at least some of its mail servers with other domains — for example halcyonsoftware.com, pureshare.com, vera.com and two more.

These mail servers frequently appear alongside the mail servers awsseg01.helpsystems.com and awsseg02.helpsystems.com.

seg1.helpsystems.com resolves to 3.148.84.59. seg2.helpsystems.com resolves to 3.22.48.1. seg3.helpsystems.com resolves to 18.218.81.193. seg4.helpsystems.com resolves to 3.14.197.86. All four hosts carry exactly one IP address.