`holtsradiator.com`

DNSSEC	⚠️ Not signed
A	199.180.140.11^{🇺🇸 Amazon199.180.140.0/24 EC2 Prefix}
A	199.180.140.12^{🇺🇸 Amazon199.180.140.0/24 EC2 Prefix}
NS	`ns1.systemdns.com` ⭐
		A	2604:4000:0:d:216:40:47:90^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`ns1.systemdns.com`
		A	216.40.47.90^{🇨🇦 TUCOWS216.40.47.0/24 -BRA-BLK1.4/NET-216-40-47-0}
			PTR	`ns1.systemdns.com`
NS	`ns2.systemdns.com`
		A	2604:4000:2800:d:64:99:148:16^{🇨🇦 TUCOWS-32604:4000:2800::/37 Tucows.com Co.}
			PTR	`ns2.systemdns.com`
		A	64.98.148.16^{🇨🇦 TUCOWS-364.98.144.0/20 Tucows.com Co.}
			PTR	`ns2.systemdns.com`
NS	`ns3.systemdns.com`
		A	2604:4000:0:d:64:99:96:36^{🇨🇦 TUCOWS2604:4000::/48 -BRA-IPV6-BLK1.1/NET-2604:4000}
			PTR	`ns3.systemdns.com`
		A	64.99.96.36^{🇨🇦 TUCOWS64.99.96.0/24 -BRA-BLK2.7.2}
			PTR	`ns3.systemdns.com`
MX	`mx.holtsradiator.com.cust.a.hostedemail.com` ⭐
		A	216.40.42.4^{🇨🇦 TUCOWS216.40.32.0/20 Tucows International}
			PTR	`mx.hostedemail.com`
TXT	`v=spf1 include:_spf.hostedemail.com ~all`
SOA	`ns1.systemdns.com`hostmaster@systemdns.com serial=1757559017

`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=1776351277

Subdomains

mail.holtsradiator.com

Same first word

holtsradiator.com

DNS History

12 records (6 active, 6 former)

○NSfeed35.att-webhosting.com2015-08-08 → 2016-07-24 · 4 obs

● 2015-08-08 16:20:52
● 2016-07-24 17:49:08
○ 2017-03-22 09:13:18
○ 2026-04-16 15:12:46

●NSns1.systemdns.com2017-03-22 → 2026-04-16 · 3 obs

○ 2016-07-24 17:49:08
● 2017-03-22 09:13:18
● 2026-04-16 15:12:46

●NSns2.systemdns.com2017-03-22 → 2026-04-16 · 3 obs

○ 2016-07-24 17:49:08
● 2017-03-22 09:13:18
● 2026-04-16 15:12:46

●NSns3.systemdns.com2017-03-22 → 2026-04-16 · 3 obs

○ 2016-07-24 17:49:08
● 2017-03-22 09:13:18
● 2026-04-16 15:12:46

○NSns35a.att-webhosting.com2015-08-08 → 2016-07-24 · 4 obs

● 2015-08-08 16:20:52
● 2016-07-24 17:49:08
○ 2017-03-22 09:13:18
○ 2026-04-16 15:12:46

○NSns35b.att-webhosting.com2015-08-08 → 2016-07-24 · 4 obs

● 2015-08-08 16:20:52
● 2016-07-24 17:49:08
○ 2017-03-22 09:13:18
○ 2026-04-16 15:12:46

○MXmail.holtsradiator.com2015-08-08 → 2016-07-24 · 4 obs

● 2015-08-08 16:20:52
● 2016-07-24 17:49:08
○ 2017-03-22 09:13:18
○ 2026-04-16 15:12:46

●MXmx.holtsradiator.com.cust.a.hostedemail.com2017-03-22 → 2026-04-16 · 3 obs

○ 2016-07-24 17:49:08
● 2017-03-22 09:13:18
● 2026-04-16 15:12:46

●A199.180.140.112026-04-16 → 2026-04-16 · 2 obs

○ 2020-02-28 06:31:18
● 2026-04-16 15:12:46

●A199.180.140.122026-04-16 → 2026-04-16 · 2 obs

○ 2020-02-28 06:31:18
● 2026-04-16 15:12:46

○A205.147.88.1432017-03-22 → 2020-02-28 · 4 obs

○ 2016-07-24 17:49:08
● 2017-03-22 09:13:18
● 2020-02-28 06:31:18
○ 2026-04-16 15:12:46

○A72.21.92.42015-08-08 → 2016-07-24 · 4 obs

● 2015-08-08 16:20:52
● 2016-07-24 17:49:08
○ 2017-03-22 09:13:18
○ 2026-04-16 15:12:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
holtsradiator.com	ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com	6 records

✅ Authoritative Response

Server:64.99.96.36

NS records: ns1.systemdns.com, ns2.systemdns.com, ns3.systemdns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for holtsradiator.com (unsigned zone)

⏱️ Timing

Total: 158ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`199.180.140.12, 199.180.140.11`
NS	3	`ns1.systemdns.com, ns2.systemdns.com...`
MX	1	`mx.holtsradiator.com.cust.a.hostedemail.`
TXT	1	`v=spf1 include:_spf.hostedemail.com ~all`
SOA	1	`ns1.systemdns.com hostmaster.systemdns.c`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.systemdns.com, ns1.systemdns.com, ns2.systemdns.com...)

Analysis

Hierarchy

holtsradiator.com is the parent of mail.holtsradiator.com.

IP Addresses

holtsradiator.com resolves to two IP numbers: 199.180.140.11 and 199.180.140.12.

Other host names, for instance alleghenytowingandsalvage.com, allenchantrydds.com, bluevillenursery.com, monroysroofing.com and pacific3dbuilders.com share IP numbers with holtsradiator.com.

Name Servers

holtsradiator.com delegates to three name servers: ns1.systemdns.com, ns2.systemdns.com and ns3.systemdns.com.

holtsradiator.com shares some name servers with other domains, for example mcintoshroofing.com, blackbearsociety.com, adultsiteranking.net, lpimarketplace.com and hotels-in-cordoba.com.

Host names with two IP numbers:

ns1.systemdns.com: 2604:4000:0:d:216:40:47:90 and 216.40.47.90

ns2.systemdns.com: 2604:4000:2800:d:64:99:148:16 and 64.98.148.16

ns3.systemdns.com: 2604:4000:0:d:64:99:96:36 and 64.99.96.36

Mail Servers

holtsradiator.com is handled by a single mail server, mx.holtsradiator.com.cust.a.hostedemail.com.

Host name mx.holtsradiator.com.cust.a.hostedemail.com points to IP 216.40.42.4.

holtsradiator.com - robtex.com