`racksizingguide.com`

DNSSEC	⚠️ Not signed
A	71.87.30.142^{🇺🇸 Charter_Communications71.87.16.0/20}
		PTR	`syn-071-087-030-142.biz.spectrum.com`
NS	`ha1.markmonitor.zone` ⭐
		A	2001:67c:1bc::5^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ha1.markmonitor.zone`
		A	192.174.68.5^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ha1.markmonitor.zone`
NS	`ha2.markmonitor.zone`
		A	2620:10a:80eb::6b^{🇨🇦 CIRA-22620:10a:80eb::/48 D-Zone Anycast Cloud 1}
			PTR	`ha2.markmonitor.zone`
		A	162.219.54.170^{🇨🇦 CIRA-2162.219.54.0/24 D-Zone Anycast Cloud1}
			PTR	`ha2.markmonitor.zone`
NS	`ha3.markmonitor.zone`
		A	2001:67c:10b8::5^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ha3.markmonitor.zone`
		A	176.97.158.5^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ha3.markmonitor.zone`
NS	`ha4.markmonitor.zone`
		A	2620:10a:80ec::6b^{🇨🇦 CIRA-32620:10a:80ec::/48 D-Zone IPv6 Anycast Cloud 2}
			PTR	`ha4.markmonitor.zone`
		A	162.219.55.170^{🇨🇦 CIRA-3162.219.55.0/24 D-Zone Anycast Cloud 2}
			PTR	`ha4.markmonitor.zone`
TXT	`v=spf1 -all`
SOA	`ha1.markmonitor.zone`hostmaster@markmonitor.com 2024-07-19 #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=1778548202

Same first word

racksizingguide.com

DNS History

12 records (5 active, 7 former)

●NSha1.markmonitor.zone2026-03-28 → 2026-05-12 · 3 obs

○ 2017-04-07 08:30:32
● 2026-03-28 20:38:38
● 2026-05-12 01:35:42

●NSha2.markmonitor.zone2026-03-28 → 2026-05-12 · 3 obs

○ 2017-04-07 08:30:32
● 2026-03-28 20:38:38
● 2026-05-12 01:35:42

●NSha3.markmonitor.zone2026-03-28 → 2026-05-12 · 3 obs

○ 2017-04-07 08:30:32
● 2026-03-28 20:38:38
● 2026-05-12 01:35:42

●NSha4.markmonitor.zone2026-03-28 → 2026-05-12 · 3 obs

○ 2017-04-07 08:30:32
● 2026-03-28 20:38:38
● 2026-05-12 01:35:42

○NSns1.markmonitor.com2015-08-19 → 2017-04-07 · 4 obs

● 2015-08-19 03:40:06
● 2017-04-07 08:30:32
○ 2026-03-28 20:38:38
○ 2026-05-12 01:35:42

○NSns2.markmonitor.com2015-08-19 → 2017-04-07 · 4 obs

● 2015-08-19 03:40:06
● 2017-04-07 08:30:32
○ 2026-03-28 20:38:38
○ 2026-05-12 01:35:42

○NSns3.markmonitor.com2015-08-19 → 2017-04-07 · 4 obs

● 2015-08-19 03:40:06
● 2017-04-07 08:30:32
○ 2026-03-28 20:38:38
○ 2026-05-12 01:35:42

○NSns4.markmonitor.com2015-08-19 → 2017-04-07 · 4 obs

● 2015-08-19 03:40:06
● 2017-04-07 08:30:32
○ 2026-03-28 20:38:38
○ 2026-05-12 01:35:42

○NSns5.markmonitor.com2015-08-19 → 2017-04-07 · 4 obs

● 2015-08-19 03:40:06
● 2017-04-07 08:30:32
○ 2026-03-28 20:38:38
○ 2026-05-12 01:35:42

○NSns6.markmonitor.com2015-08-19 → 2017-04-07 · 4 obs

● 2015-08-19 03:40:06
● 2017-04-07 08:30:32
○ 2026-03-28 20:38:38
○ 2026-05-12 01:35:42

○NSns7.markmonitor.com2015-08-19 → 2017-04-07 · 4 obs

● 2015-08-19 03:40:06
● 2017-04-07 08:30:32
○ 2026-03-28 20:38:38
○ 2026-05-12 01:35:42

●A71.87.30.1422015-08-19 → 2026-05-12 · 2 obs

● 2015-08-19 03:40:06
● 2026-05-12 01:35:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, m.gtld-servers.net, h.gtld-servers.net, g.gtld-servers.net...	-
racksizingguide.com	ha4.markmonitor.zone, ha2.markmonitor.zone, ha1.markmonitor.zone, ha3.markmonitor.zone	-

✅ Authoritative Response

Server:162.219.54.170

NS records: ha4.markmonitor.zone, ha2.markmonitor.zone, ha1.markmonitor.zone, ha3.markmonitor.zone

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for racksizingguide.com (unsigned zone)

⏱️ Timing

Total: 1185ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`71.87.30.142`
NS	4	`ha1.markmonitor.zone, ha2.markmonitor.zone...`
TXT	1	`v=spf1 -all`
SOA	1	`ha1.markmonitor.zone hostmaster.markmoni`

Analysis

IP Addresses

racksizingguide.com resolves to one IP number: 71.87.30.142.

Name Servers

racksizingguide.com is delegated to four name servers: ha1.markmonitor.zone, ha2.markmonitor.zone, ha3.markmonitor.zone and ha4.markmonitor.zone.

racksizingguide.com at least partially shares name servers with other domains, for instance thechampionbrand.com, ficocar.com, globalaccessadmin.com, nationalsuitdrive.org and pharma-sandoz.net.

These name servers are commonly used alongside ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Host names with two IP numbers:

ha1.markmonitor.zone points to 2001:67c:1bc::5 and 192.174.68.5; ha2.markmonitor.zone points to 2620:10a:80eb::6b and 162.219.54.170; ha3.markmonitor.zone points to 2001:67c:10b8::5 and 176.97.158.5; ha4.markmonitor.zone points to 2620:10a:80ec::6b and 162.219.55.170.

racksizingguide.com - robtex.com