`hifigroup.com`

DNSSEC	⚠️ Not signed
A	170.249.236.44^{🇺🇸 PRIVATESYSTEMS170.249.236.0/22}
		PTR	`host.knockdesign.com`
NS	`ns1.knockdesign.com` ⭐
		A	170.249.236.44^{🇺🇸 PRIVATESYSTEMS170.249.236.0/22}
			PTR	`host.knockdesign.com`
NS	`ns2.knockdesign.com`
		A	170.249.237.63^{🇺🇸 PRIVATESYSTEMS170.249.236.0/22}
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1a^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f26.1e100.net`
		A	142.251.163.26^{🇺🇸 Google142.251.163.0/24}
			PTR	`wv-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.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	172.253.157.26^{🇺🇸 Google172.253.0.0/16}
			PTR	`yubrupd-in-f26.1e100.net`
TXT	`v=spf1 a mx ip4:170.249.236.44 include:_spf.google.com include:_spf.e2ma.net ...`
TXT	`e2ma-verification=at5fb`
SOA	`ns1.knockdesign.com`hostmaster@hifigroup.com 2026-03-02 #0

`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=1784722757

Same first word

hifigroup.com.mx

hifigroup.com

DNS History

12 records (8 active, 4 former)

○NSdns3.pair.com2017-03-19 → 2017-03-19 · 3 obs

● 2017-03-19 11:40:46
○ 2026-03-28 15:21:10
○ 2026-07-22 12:39:20

●NSns1.knockdesign.com2026-03-28 → 2026-07-22 · 3 obs

○ 2017-03-19 11:40:46
● 2026-03-28 15:21:10
● 2026-07-22 12:39:20

●NSns2.knockdesign.com2026-03-28 → 2026-07-22 · 3 obs

○ 2017-03-19 11:40:46
● 2026-03-28 15:21:10
● 2026-07-22 12:39:20

○NSns8.ns0.com2017-03-19 → 2017-03-19 · 3 obs

● 2017-03-19 11:40:46
○ 2026-03-28 15:21:10
○ 2026-07-22 12:39:20

●MXalt1.aspmx.l.google.com2017-03-19 → 2026-07-22 · 2 obs

● 2017-03-19 11:40:46
● 2026-07-22 12:39:20

●MXalt2.aspmx.l.google.com2017-03-19 → 2026-07-22 · 2 obs

● 2017-03-19 11:40:46
● 2026-07-22 12:39:20

●MXalt3.aspmx.l.google.com2017-03-19 → 2026-07-22 · 2 obs

● 2017-03-19 11:40:46
● 2026-07-22 12:39:20

●MXalt4.aspmx.l.google.com2017-03-19 → 2026-07-22 · 2 obs

● 2017-03-19 11:40:46
● 2026-07-22 12:39:20

●MXaspmx.l.google.com2017-03-19 → 2026-07-22 · 2 obs

● 2017-03-19 11:40:46
● 2026-07-22 12:39:20

●A170.249.236.442026-03-28 → 2026-07-22 · 3 obs

○ 2017-03-19 11:40:46
● 2026-03-28 15:21:10
● 2026-07-22 12:39:20

○A207.148.248.1432015-08-21 → 2016-04-30 · 4 obs

● 2015-08-21 20:04:36
● 2016-04-30 18:06:44
○ 2017-03-19 11:40:46
○ 2026-07-22 12:39:20

○A216.92.221.292017-03-19 → 2017-03-19 · 4 obs

○ 2016-04-30 18:06:44
● 2017-03-19 11:40:46
○ 2026-03-28 15:21:10
○ 2026-07-22 12:39:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
hifigroup.com	ns1.knockdesign.com, ns2.knockdesign.com	2 records

✅ Authoritative Response

Server:170.249.237.63

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hifigroup.com (unsigned zone)

⏱️ Timing

Total: 198ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`170.249.236.44`
NS	2	`ns2.knockdesign.com, ns1.knockdesign.com`
MX	5	`ALT3.ASPMX.L.GOOGLE.COM (pri: 10), ALT1.ASPMX.L.GOOGLE.COM (pri: 5)...`
TXT	2	`v=spf1 a mx ip4:170.249.236.44 include:_, e2ma-verification=at5fb`
SOA	1	`ns1.knockdesign.com hostmaster.hifigroup`

📌 Glue Records Collected

Total: 2

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

Analysis

IP Addresses

hifigroup.com directs to one IP number, which is 170.249.236.44.

Among the host names that share IP numbers with hifigroup.com are lynes.net, mail.pymatuningsailingclub.com, mail.host.knockdesign.com and two others.

Name Servers

DNS delegation for hifigroup.com points to two name servers: ns1.knockdesign.com and ns2.knockdesign.com.

hifigroup.com has the same name server delegation as a number of other domains, such as lynes.net, healthpolicyfellows.org, pymatuningsailingclub.com and two more.

ns1.knockdesign.com → 170.249.236.44 and ns2.knockdesign.com → 170.249.237.63: one IP number per host name.

Mail Servers

hifigroup.com has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

hifigroup.com shares at least some of its mail servers with other domains — for example syahestablishments.com, domestictourist.com, psychhawaii.com and two more.

It is common for these mail servers to co-occur with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com as mail servers.

Hosts with two IP numbers each:

aspmx.l.google.com has two IP addresses: 142.251.163.26 and 2607:f8b0:4004:c21::1a.

alt1.aspmx.l.google.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com has two IP addresses: 172.253.116.26 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com has two IP addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com has two IP addresses: 172.253.157.26 and 2a00:1450:400c:c23::1a.