leftbrainperformance.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`leftbrainperformance.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.domain.com` ⭐
		A	172.64.52.73^{🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.domain.com`
		A	172.64.53.117^{🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c07::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`bc-in-f27.1e100.net`
		A	192.178.218.26^{🇺🇸 Google192.178.218.0/24}
			PTR	`yuiadtq-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:4009:c0f::1b^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrs-in-f27.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
		A	2a00:1450:400c:c23::1a^{🇧🇪 Google2a00:1450:400c::/48}
			PTR	`yubrupd-in-f26.1e100.net`
		A	172.253.157.27^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f27.1e100.net`
TXT	`google-site-verification=1Ddx7_t71RZZwI7QpwI5H0H1zfD6jEWJfT4RS4lkXZQ`
TXT	`google-site-verification=ZpZ0cGMmrGQgJ37Q6x23hY-0IQHMPZvRFnohWdJRNxQ`
TXT	`v=spf1 ip4:66.96.128.0/18 include:websitewelcome.com ?all`
SOA	`NS1.DOMAIN.com`dnsadmin@DOMAIN.com serial=126021216

`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=1787135559

Subdomains

mx.leftbrainperformance.com

Same first word

leftbrainperformance.com

Previous names

Next names

DNS History

13 records (11 active, 2 former)

●NSns1.domain.com2019-12-20 → 2026-08-19 · 2 obs

● 2019-12-20 07:20:32
● 2026-08-19 10:39:40

●NSns2.domain.com2019-12-20 → 2026-08-19 · 2 obs

● 2019-12-20 07:20:32
● 2026-08-19 10:39:40

●MXalt1.aspmx.l.google.com2026-04-13 → 2026-08-19 · 5 obs

○ 2019-12-20 07:20:32
● 2026-04-13 05:47:52
○ 2026-08-17 09:06:56
● 2026-08-18 17:54:40
● 2026-08-19 10:39:40

●MXalt2.aspmx.l.google.com2026-04-13 → 2026-08-19 · 5 obs

○ 2019-12-20 07:20:32
● 2026-04-13 05:47:52
○ 2026-08-17 09:06:56
● 2026-08-18 17:54:40
● 2026-08-19 10:39:40

●MXalt3.aspmx.l.google.com2026-04-13 → 2026-08-19 · 5 obs

○ 2019-12-20 07:20:32
● 2026-04-13 05:47:52
○ 2026-08-17 09:06:56
● 2026-08-18 17:54:40
● 2026-08-19 10:39:40

●MXalt4.aspmx.l.google.com2026-04-13 → 2026-08-19 · 5 obs

○ 2019-12-20 07:20:32
● 2026-04-13 05:47:52
○ 2026-08-17 09:06:56
● 2026-08-18 17:54:40
● 2026-08-19 10:39:40

●MXaspmx.l.google.com2026-04-13 → 2026-08-19 · 5 obs

○ 2019-12-20 07:20:32
● 2026-04-13 05:47:52
○ 2026-08-17 09:06:56
● 2026-08-18 17:54:40
● 2026-08-19 10:39:40

○MXmx.leftbrainperformance.com2019-12-20 → 2019-12-20 · 3 obs

● 2019-12-20 07:20:32
○ 2026-04-13 05:47:52
○ 2026-08-19 10:39:40

●A198.185.159.1442026-04-13 → 2026-08-19 · 3 obs

○ 2019-12-20 07:20:32
● 2026-04-13 05:47:52
● 2026-08-19 10:39:40

●A198.185.159.1452026-04-13 → 2026-08-19 · 3 obs

○ 2019-12-20 07:20:32
● 2026-04-13 05:47:52
● 2026-08-19 10:39:40

●A198.49.23.1442026-04-13 → 2026-08-19 · 3 obs

○ 2019-12-20 07:20:32
● 2026-04-13 05:47:52
● 2026-08-19 10:39:40

●A198.49.23.1452026-04-13 → 2026-08-19 · 3 obs

○ 2019-12-20 07:20:32
● 2026-04-13 05:47:52
● 2026-08-19 10:39:40

○A66.96.162.1282019-12-20 → 2019-12-20 · 3 obs

● 2019-12-20 07:20:32
○ 2026-04-13 05:47:52
○ 2026-08-19 10:39:40

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net...	-
leftbrainperformance.com	ns2.domain.com, ns1.domain.com	2 records

✅ Authoritative Response

Server:172.64.52.73

NS records: ns2.domain.com, ns1.domain.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for leftbrainperformance.com (unsigned zone)

⏱️ Timing

Total: 935ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.49.23.144, 198.185.159.145...`
NS	2	`ns1.domain.com, ns2.domain.com`
MX	5	`alt1.aspmx.l.google.com (pri: 5), alt4.aspmx.l.google.com (pri: 10)...`
TXT	3	`google-site-verification=1Ddx7_t71RZZwI7, google-site-verification=ZpZ0cGMmrGQgJ37...`
SOA	1	`NS1.DOMAIN.com dnsadmin.DOMAIN.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns2.domain.com, ns1.domain.com)

Analysis

Hierarchy

mx.leftbrainperformance.com is a subdomain of leftbrainperformance.com.

IP Addresses

leftbrainperformance.com directs to four IP numbers, which are 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

wekreative.com, fearlessgymtraining.org, clorol.com plus two other host names have IP numbers in common with leftbrainperformance.com.

Name Servers

leftbrainperformance.com is delegated to two name servers: ns1.domain.com and ns2.domain.com.

The name server configuration of leftbrainperformance.com is shared with other domains, for instance nexuslotto.com, moneyballgolfclub.com, minisea.com and two others.

The name servers of leftbrainperformance.com overlap at least partially with those of other domains — among them margojoy.co, barbosa.me, binariuum1.com and two more.

The name servers ns1.yourhostingaccount.com, ns3.domain.com and ns2.yourhostingaccount.com are commonly seen alongside these name servers.

Both ns1.domain.com and ns2.domain.com have a single IP address each — ns1.domain.com resolves to 172.64.52.73 while ns2.domain.com resolves to 172.64.53.117.

Mail Servers

Five mail servers handle leftbrainperformance.com: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

At least some of the mail servers used by leftbrainperformance.com are shared with other domains: amakkn.com, txvalleyauctions.com, vfxtools.co.uk and two others among them.

These mail servers are often deployed together with alt4.aspmx.l.google.com, alt3.aspmx.l.google.com, aspmx2.googlemail.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx.l.google.com points to 192.178.218.26 and 2607:f8b0:4004:c07::1b.

alt1.aspmx.l.google.com points to 192.178.234.26 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com points to 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com points to 172.253.157.27 and 2a00:1450:400c:c23::1a.