coreground.com - dns.ninja

`coreground.com`

DNSSEC	⚠️ Not signed
A	64.47.9.131^{🇺🇸 MASERGY64.47.0.0/16 Masergy NA1}
		PTR	`host-64-47-9-131.masergy.com`
NS	`brit.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brit.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brit.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brit.ns.cloudflare.com`
		A	108.162.192.78^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brit.ns.cloudflare.com`
		A	172.64.32.78^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brit.ns.cloudflare.com`
		A	173.245.58.78^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brit.ns.cloudflare.com`
NS	`bruce.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b4d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bruce.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bruce.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bruce.ns.cloudflare.com`
		A	108.162.193.77^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bruce.ns.cloudflare.com`
		A	172.64.33.77^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bruce.ns.cloudflare.com`
		A	173.245.59.77^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bruce.ns.cloudflare.com`
MX	`route2.mx.cloudflare.net` ⭐
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽⁵⁶⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁷⁷⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`google-site-verification=CgW0kfBV-TpBXDBjK_U76skKxunlr7aQjoAa5CHzsXA`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
SOA	`brit.ns.cloudflare.com`dns@cloudflare.com serial=2405076732

`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=1783744257

Subdomains

mail.coreground.com

prontocore.coreground.com

Same first word

coreground.com

coreground.de

DNS History

11 records (6 active, 5 former)

●NSbrit.ns.cloudflare.com2026-02-20 → 2026-07-11 · 3 obs

○ 2017-03-17 06:26:54
● 2026-02-20 10:29:54
● 2026-07-11 04:59:26

●NSbruce.ns.cloudflare.com2026-02-20 → 2026-07-11 · 3 obs

○ 2017-03-17 06:26:54
● 2026-02-20 10:29:54
● 2026-07-11 04:59:26

○NSns1.coreground.com2015-07-18 → 2017-03-17 · 4 obs

● 2015-07-18 06:04:50
● 2017-03-17 06:26:54
○ 2026-02-20 10:29:54
○ 2026-07-11 04:59:26

○NSns5.coreground.com2015-07-18 → 2017-03-17 · 4 obs

● 2015-07-18 06:04:50
● 2017-03-17 06:26:54
○ 2026-02-20 10:29:54
○ 2026-07-11 04:59:26

○MXec2-54-193-83-69.us-west-1.compute.amazonaws.com2015-07-18 → 2017-03-17 · 4 obs

● 2015-07-18 06:04:50
● 2017-03-17 06:26:54
○ 2026-02-20 10:29:54
○ 2026-07-11 04:59:26

○MXmail.coreground.com2015-07-18 → 2017-03-17 · 4 obs

● 2015-07-18 06:04:50
● 2017-03-17 06:26:54
○ 2026-02-20 10:29:54
○ 2026-07-11 04:59:26

○MXns5.coreground.com2015-07-18 → 2017-03-17 · 4 obs

● 2015-07-18 06:04:50
● 2017-03-17 06:26:54
○ 2026-02-20 10:29:54
○ 2026-07-11 04:59:26

●MXroute1.mx.cloudflare.net2026-02-20 → 2026-07-11 · 3 obs

○ 2017-03-17 06:26:54
● 2026-02-20 10:29:54
● 2026-07-11 04:59:26

●MXroute2.mx.cloudflare.net2026-02-20 → 2026-07-11 · 3 obs

○ 2017-03-17 06:26:54
● 2026-02-20 10:29:54
● 2026-07-11 04:59:26

●MXroute3.mx.cloudflare.net2026-02-20 → 2026-07-11 · 3 obs

○ 2017-03-17 06:26:54
● 2026-02-20 10:29:54
● 2026-07-11 04:59:26

●A64.47.9.1312015-07-18 → 2026-07-11 · 2 obs

● 2015-07-18 06:04:50
● 2026-07-11 04:59:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
coreground.com	brit.ns.cloudflare.com, bruce.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.78

NS records: brit.ns.cloudflare.com, bruce.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coreground.com (unsigned zone)

⏱️ Timing

Total: 329ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`64.47.9.131`
NS	2	`brit.ns.cloudflare.com, bruce.ns.cloudflare.com`
MX	3	`route2.mx.cloudflare.net (pri: 29), route1.mx.cloudflare.net (pri: 56)...`
TXT	2	`google-site-verification=CgW0kfBV-TpBXDB, v=spf1 include:_spf.mx.cloudflare.net ~a`
SOA	1	`brit.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (brit.ns.cloudflare.com, brit.ns.cloudflare.com, brit.ns.cloudflare.com...)

Analysis

Hierarchy

The parent domain of mail.coreground.com and prontocore.coreground.com is coreground.com.

IP Addresses

coreground.com directs to one IP number, which is 64.47.9.131.

Host names like host-64-47-9-131.masergy.com are further examples that share IP numbers with coreground.com.

Name Servers

Two name servers handle the delegation for coreground.com: brit.ns.cloudflare.com and bruce.ns.cloudflare.com.

coreground.com has the same name server delegation as a number of other domains, such as sgu.ac.id, 998766.com, ontheroadexperiences.com and two more.

The name servers of coreground.com overlap at least partially with those of other domains — among them techjd.tech, framehiberixhub-app.com, disketsa.net and two more.

The name servers gerardo.ns.cloudflare.com, isabel.ns.cloudflare.com and chris.ns.cloudflare.com are commonly seen alongside these name servers.

Host names resolving to 6 IP numbers:

brit.ns.cloudflare.com resolves to 108.162.192.78, 172.64.32.78 and 173.245.58.78 among others, with 3 other IP addresses in total.

bruce.ns.cloudflare.com resolves to 108.162.193.77, 172.64.33.77 and 173.245.59.77 among others, with 3 other IP addresses in total.

Mail Servers

Mail for coreground.com is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

coreground.com shares at least some of its mail servers with other domains — for example ariakadaily.com, earthpoint.com, google.com.edu.vn and two more.

Host names resolving to 6 IP numbers:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12 and 162.159.205.13 among others, with 3 other IP addresses in total.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18 and 162.159.205.19 among others, with 3 other IP addresses in total.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24 and 162.159.205.25 among others, with 3 other IP addresses in total.