`heatingcoolingunits.com`

DNSSEC	⚠️ Not signed
A	104.152.223.174^{🇺🇸 H4Y-TECH104.152.223.0/24 H4Y Technologies LLC}
		PTR	`air3.airconditioner.com`
NS	`ns1.airconditioner.com` ⭐
		A	199.83.208.89^{🇺🇸 H4Y-TECH199.83.208.0/22 H4Y Technologies LLC}
			PTR	`air.airconditioner.com`
NS	`ns2.airconditioner.com`
		A	104.152.223.174^{🇺🇸 H4Y-TECH104.152.223.0/24 H4Y Technologies LLC}
			PTR	`air3.airconditioner.com`
MX	`heatingcoolingunits.com` ⭐
		A	104.152.223.174^{🇺🇸 H4Y-TECH104.152.223.0/24 H4Y Technologies LLC}
			PTR	`air3.airconditioner.com`
TXT	`v=spf1 +a +mx +ip4:104.152.223.174 ~all`
SOA	`ns1.airconditioner.com`root@air3.airconditioner.com 2024-11-05 #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=1776181782

MX for

heatingcoolingunits.com

Same first word

heatingcoolingunits.com

DNS History

7 records (4 active, 3 former)

○NSns.buydomains.com2015-06-19 → 2016-09-21 · 4 obs

● 2015-06-19 14:12:42
● 2016-09-21 18:05:18
○ 2026-02-15 00:30:20
○ 2026-04-14 16:04:36

●NSns1.airconditioner.com2026-02-15 → 2026-04-14 · 3 obs

○ 2016-09-21 18:05:18
● 2026-02-15 00:30:20
● 2026-04-14 16:04:36

●NSns2.airconditioner.com2026-02-15 → 2026-04-14 · 3 obs

○ 2016-09-21 18:05:18
● 2026-02-15 00:30:20
● 2026-04-14 16:04:36

●MXheatingcoolingunits.com2026-02-15 → 2026-04-14 · 2 obs

● 2026-02-15 00:30:20
● 2026-04-14 16:04:36

●A104.152.223.1742026-02-15 → 2026-04-14 · 3 obs

○ 2016-09-21 18:05:18
● 2026-02-15 00:30:20
● 2026-04-14 16:04:36

○A207.148.248.1432015-11-04 → 2016-09-21 · 5 obs

○ 2015-06-19 14:12:42
● 2015-11-04 13:42:00
● 2016-09-21 18:05:18
○ 2026-02-15 00:30:20
○ 2026-04-14 16:04:36

○A66.151.181.492015-06-19 → 2015-06-19 · 3 obs

● 2015-06-19 14:12:42
○ 2015-11-04 13:42:00
○ 2026-04-14 16:04:36

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:104.152.223.174

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for heatingcoolingunits.com (unsigned zone)

⏱️ Timing

Total: 222ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`104.152.223.174`
NS	2	`ns1.airconditioner.com, ns2.airconditioner.com`
MX	1	`heatingcoolingunits.com (pri: 0)`
TXT	1	`v=spf1 +a +mx +ip4:104.152.223.174 ~all`
SOA	1	`ns1.airconditioner.com root.air3.aircond`

📌 Glue Records Collected

Total: 2

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

Analysis

Mail Server Role

heatingcoolingunits.com serves as a mail server for heatingcoolingunits.com.

IP Addresses

heatingcoolingunits.com points to a single IP: 104.152.223.174.

Other host names, for instance valley-hvac.com, airconditioningrepairinpasadena.com, _dc-mx.e0a3f6595837.excavator.com, ceilingcassette.com and _dc-mx.8ab7f54377e5.elsegundoheating.com share IP numbers with heatingcoolingunits.com.

Name Servers

heatingcoolingunits.com's delegation is to two name servers ns1.airconditioner.com and ns2.airconditioner.com.

heatingcoolingunits.com shares the same name server configuration as other domains, such as hvacmicropumps.com, minisplitheatpump.org, hvacsale.org, heaterrepairmaywood.com and wallairconditionerheater.com.

heatingcoolingunits.com at least partially shares its name servers with other domains, for instance wallheater.co, windowsairconditioners.net, heatingrepairredbluff.com, commercialhvacsystem.com and hydroponicsfarms.com.

Host names with a single IP:

ns1.airconditioner.com resolves to 199.83.208.89.

ns2.airconditioner.com resolves to 104.152.223.174.

Mail Servers

heatingcoolingunits.com is handled by a single mail server.

heatingcoolingunits.com points to IP number 104.152.223.174.

heatingcoolingunits.com - robtex.com