`mammothunderground.com`

DNSSEC	⚠️ Not signed
A	66.175.58.10^{🇨🇦 INFB66.175.0.0/18 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
		PTR	`forwardc38.carrierzone.com`
NS	`ns1.carrierzone.com` ⭐ ⚠️ Not in parent delegation
		A	2001:1810:9980:3::10^{🇨🇦 INFB2001:1810:9980::/48 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns1.carrierzone.com`
		A	66.175.41.100^{🇨🇦 INFB66.175.0.0/18 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns1.carrierzone.com`
NS	`dns2.earthlink.net` ⚠️ Not in zone NS records
		A	64.29.153.110^{🇨🇦 INFB64.29.144.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`dns2.earthlink.net`
NS	`dns3.earthlink.net` ⚠️ Not in zone NS records
		A	216.251.37.110^{🇨🇦 INFB216.251.32.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`dns3.earthlink.net`
NS	`ns2.carrierzone.com` ⚠️ Not in parent delegation
		A	2001:1810:4000:3::10^{🇨🇦 INFB2001:1810:4000::/35 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns2.carrierzone.com`
		A	209.235.144.104^{🇨🇦 INFB209.235.144.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns2.carrierzone.com`
NS	`ns3.carrierzone.com` ⚠️ Not in parent delegation
		A	2001:1810:1000:3::10^{🇨🇦 INFB2001:1810:1000::/36}
			PTR	`ns3.myebiz.ca`
			PTR	`ns3.carrierzone.com`
		A	69.49.97.154^{🇨🇦 INFB69.49.96.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns3.carrierzone.com`
NS	`ns4.carrierzone.com` ⚠️ Not in parent delegation
		A	2001:1810:4000:3::11^{🇨🇦 INFB2001:1810:4000::/35 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns4.carrierzone.com`
		A	209.235.143.98^{🇨🇦 INFB209.235.128.0/20 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`ns4.carrierzone.com`
MX	`mx1c38.carrierzone.com` ⭐
		A	66.175.58.41^{🇨🇦 INFB66.175.0.0/18 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`mx1c38.carrierzone.com`
MX	`mx2c38.carrierzone.com`⁽¹⁰⁰⁾
		A	66.175.58.42^{🇨🇦 INFB66.175.0.0/18 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`mx2c38.carrierzone.com`
MX	`mx3c38.carrierzone.com`⁽¹¹⁰⁾
		A	66.175.58.43^{🇨🇦 INFB66.175.0.0/18 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`mx3c38.carrierzone.com`
MX	`mx4c38.carrierzone.com`⁽¹²⁰⁾
		A	66.175.58.44^{🇨🇦 INFB66.175.0.0/18 619A Kumpf Drive Waterloo ON N2V 1K8 Canada}
			PTR	`mx4c38.carrierzone.com`
TXT	`v=spf1 include:spfc38.carrierzone.com ~all`
SOA	`ns1.carrierzone.com`postmaster@carrierzone.com 2025-10-17 #18

`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=1774391212

Same first word

mammothunderground.com

DNS History

13 records (11 active, 2 former)

○NSdns1.earthlink.net2015-07-14 → 2018-05-27 · 4 obs

● 2015-07-14 18:31:52
● 2018-05-27 04:21:02
○ 2026-02-21 07:44:28
○ 2026-03-24 22:38:50

●NSdns2.earthlink.net2015-07-14 → 2026-03-24 · 2 obs

● 2015-07-14 18:31:52
● 2026-03-24 22:38:50

●NSdns3.earthlink.net2015-07-14 → 2026-03-24 · 2 obs

● 2015-07-14 18:31:52
● 2026-03-24 22:38:50

●NSns1.carrierzone.com2026-02-21 → 2026-03-24 · 3 obs

○ 2018-05-27 04:21:02
● 2026-02-21 07:44:28
● 2026-03-24 22:38:50

●NSns2.carrierzone.com2026-02-21 → 2026-03-24 · 3 obs

○ 2018-05-27 04:21:02
● 2026-02-21 07:44:28
● 2026-03-24 22:38:50

●NSns3.carrierzone.com2026-02-21 → 2026-03-24 · 3 obs

○ 2018-05-27 04:21:02
● 2026-02-21 07:44:28
● 2026-03-24 22:38:50

●NSns4.carrierzone.com2026-02-21 → 2026-03-24 · 3 obs

○ 2018-05-27 04:21:02
● 2026-02-21 07:44:28
● 2026-03-24 22:38:50

●MXmx1c38.carrierzone.com2015-07-14 → 2026-03-24 · 2 obs

● 2015-07-14 18:31:52
● 2026-03-24 22:38:50

●MXmx2c38.carrierzone.com2015-07-14 → 2026-03-24 · 2 obs

● 2015-07-14 18:31:52
● 2026-03-24 22:38:50

●MXmx3c38.carrierzone.com2015-07-14 → 2026-03-24 · 2 obs

● 2015-07-14 18:31:52
● 2026-03-24 22:38:50

●MXmx4c38.carrierzone.com2015-07-14 → 2026-03-24 · 2 obs

● 2015-07-14 18:31:52
● 2026-03-24 22:38:50

●A66.175.58.102026-02-21 → 2026-03-24 · 3 obs

○ 2018-05-27 04:21:02
● 2026-02-21 07:44:28
● 2026-03-24 22:38:50

○A66.175.58.92015-07-14 → 2018-05-27 · 4 obs

● 2015-07-14 18:31:52
● 2018-05-27 04:21:02
○ 2026-02-21 07:44:28
○ 2026-03-24 22:38:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
mammothunderground.com	dns3.earthlink.net, dns2.earthlink.net	-

✅ Authoritative Response

Server:216.251.37.110

NS records: dns3.earthlink.net, dns2.earthlink.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mammothunderground.com (unsigned zone)

⏱️ Timing

Total: 490ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.175.58.10`
NS	4	`ns4.carrierzone.com, ns2.carrierzone.com...`
MX	4	`mx1c38.carrierzone.com (pri: 10), mx2c38.carrierzone.com (pri: 100)...`
TXT	1	`v=spf1 include:spfc38.carrierzone.com ~a`
SOA	1	`ns1.carrierzone.com postmaster.carrierzo`

Analysis

IP Addresses

mammothunderground.com points to a single IP number: 66.175.58.10.

other host names for instance www.bobes.com, cpopesco.com, www.gregorycase.com, coveyoboes.com and waterdog.net share IP numbers with mammothunderground.com.

Name Servers

mammothunderground.com is delegated to six name servers: ns1.carrierzone.com, ns2.carrierzone.com, ns3.carrierzone.com, ns4.carrierzone.com, dns2.earthlink.net and dns3.earthlink.net.

mammothunderground.com at least partially shares name servers with other domains, for instance ptmc.com, co2clean.com, waterandpower.org, apacheridge.com and abcdrilling.com.

These name servers are often used together with the name servers dns1.earthlink.net, ns1.windstreamhosting.biz, ns2.windstreamhosting.biz, ns3.windstreamhosting.biz, ns4.windstreamhosting.biz, ns1.mysuperpageshosting.com, ns2.mysuperpageshosting.com, ns3.mysuperpageshosting.com, ns4.mysuperpageshosting.com and ns1.x7hosting.com.

Hostnames with two IPs:

ns1.carrierzone.com points to 2001:1810:9980:3::10 and 66.175.41.100

ns2.carrierzone.com points to 2001:1810:4000:3::10 and 209.235.144.104

ns3.carrierzone.com points to 2001:1810:1000:3::10 and 69.49.97.154

ns4.carrierzone.com points to 2001:1810:4000:3::11 and 209.235.143.98

Hostnames with one IP:

dns2.earthlink.net points to 64.29.153.110

dns3.earthlink.net points to 216.251.37.110

Mail Servers

Four mail servers handle mammothunderground.com: mx1c38.carrierzone.com, mx2c38.carrierzone.com, mx3c38.carrierzone.com and mx4c38.carrierzone.com.

mammothunderground.com shares mail servers with other domains at least partially, including tancey.com, criskohl.com, riverrocksoftware.com, firsty.com and rtftechnologies.org.

Host names with one IP number:

mx1c38.carrierzone.com points to 66.175.58.41

mx2c38.carrierzone.com points to 66.175.58.42

mx3c38.carrierzone.com points to 66.175.58.43

mx4c38.carrierzone.com points to 66.175.58.44

mammothunderground.com - robtex.com