`hvacdatabase.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:c50b^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:154f^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.21.79^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.197.11^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`duke.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b6e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c16e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`duke.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:216e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`duke.ns.cloudflare.com`
		A	108.162.193.110^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	172.64.33.110^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
		A	173.245.59.110^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`duke.ns.cloudflare.com`
NS	`meadow.ns.cloudflare.com`
		A	2606:4700:50::a29f:2633^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c233^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`meadow.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2233^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`meadow.ns.cloudflare.com`
		A	108.162.194.51^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
		A	162.159.38.51^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
		A	172.64.34.51^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`meadow.ns.cloudflare.com`
MX	`route1.mx.cloudflare.net` ⭐
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁹⁴⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
MX	`route3.mx.cloudflare.net`⁽⁹⁹⁾
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
TXT	`google-site-verification=y9e5qDrsU_UUp5phmprJBotLhZcXeG6ovPMqI5fvkeo`
TXT	`v=mxroute id=zrgoirnt`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.21.79, 172.67.197.11
		IPv6 hints	2606:4700:3031::ac43:c50b, 2606:4700:3036::6815:154f
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=18, name=cloudflare-ech.com
SOA	`duke.ns.cloudflare.com`dns@cloudflare.com serial=2412202438

`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=1786742109

Same first word

hvacdatabase.com

DNS History

13 records (9 active, 4 former)

●NSduke.ns.cloudflare.com2026-08-10 → 2026-08-14 · 3 obs

○ 2017-03-20 21:58:56
● 2026-08-10 10:27:00
● 2026-08-14 21:34:14

●NSmeadow.ns.cloudflare.com2026-08-10 → 2026-08-14 · 3 obs

○ 2017-03-20 21:58:56
● 2026-08-10 10:27:00
● 2026-08-14 21:34:14

○NSns1.softlayer.com2015-07-13 → 2016-07-16 · 4 obs

● 2015-07-13 00:25:14
● 2016-07-16 05:11:52
○ 2017-03-20 21:58:56
○ 2026-08-14 21:34:14

○NSns2.softlayer.com2015-07-13 → 2016-07-16 · 4 obs

● 2015-07-13 00:25:14
● 2016-07-16 05:11:52
○ 2017-03-20 21:58:56
○ 2026-08-14 21:34:14

○MXmail.hvacdatabase.com2015-07-13 → 2016-07-16 · 4 obs

● 2015-07-13 00:25:14
● 2016-07-16 05:11:52
○ 2017-03-20 21:58:56
○ 2026-08-14 21:34:14

●MXroute1.mx.cloudflare.net2026-08-10 → 2026-08-14 · 3 obs

○ 2017-03-20 21:58:56
● 2026-08-10 10:27:00
● 2026-08-14 21:34:14

●MXroute2.mx.cloudflare.net2026-08-10 → 2026-08-14 · 3 obs

○ 2017-03-20 21:58:56
● 2026-08-10 10:27:00
● 2026-08-14 21:34:14

●MXroute3.mx.cloudflare.net2026-08-10 → 2026-08-14 · 3 obs

○ 2017-03-20 21:58:56
● 2026-08-10 10:27:00
● 2026-08-14 21:34:14

●A104.21.21.792026-08-10 → 2026-08-14 · 3 obs

○ 2017-03-20 21:58:56
● 2026-08-10 10:27:00
● 2026-08-14 21:34:14

●A172.67.197.112026-08-10 → 2026-08-14 · 3 obs

○ 2017-03-20 21:58:56
● 2026-08-10 10:27:00
● 2026-08-14 21:34:14

●A2606:4700:3031::ac43:c50b2026-08-10 → 2026-08-14 · 3 obs

○ 2017-03-20 21:58:56
● 2026-08-10 10:27:00
● 2026-08-14 21:34:14

●A2606:4700:3036::6815:154f2026-08-10 → 2026-08-14 · 3 obs

○ 2017-03-20 21:58:56
● 2026-08-10 10:27:00
● 2026-08-14 21:34:14

○A50.97.90.582015-07-13 → 2016-07-16 · 4 obs

● 2015-07-13 00:25:14
● 2016-07-16 05:11:52
○ 2017-03-20 21:58:56
○ 2026-08-14 21:34:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, g.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net...	-
hvacdatabase.com	duke.ns.cloudflare.com, meadow.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.51

NS records: duke.ns.cloudflare.com, meadow.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hvacdatabase.com (unsigned zone)

⏱️ Timing

Total: 148ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.197.11, 104.21.21.79`
AAAA	2	`2606:4700:3036::6815:154f, 2606:4700:3031::ac43:c50b`
NS	2	`duke.ns.cloudflare.com, meadow.ns.cloudflare.com`
MX	3	`route1.mx.cloudflare.net (pri: 53), route2.mx.cloudflare.net (pri: 94)...`
TXT	3	`google-site-verification=y9e5qDrsU_UUp5p, v=mxroute id=zrgoirnt...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`duke.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (duke.ns.cloudflare.com, duke.ns.cloudflare.com, duke.ns.cloudflare.com...)

Analysis

IP Addresses

hvacdatabase.com resolves to four IP addresses: 104.21.21.79, 172.67.197.11, 2606:4700:3031::ac43:c50b and 2606:4700:3036::6815:154f.

koomonu.sa.com, zwemke.com, royalnailsleicester.uk and two other host names share IP numbers with hvacdatabase.com.

Name Servers

hvacdatabase.com has two authoritative name servers — duke.ns.cloudflare.com and meadow.ns.cloudflare.com.

hvacdatabase.com uses the same name servers as several other domains — among them foxylabels.com, constructiontutor.com, cam(0x736578)am.com and two more.

hvacdatabase.com has at least partial name server overlap with other domains, such as cryptopayrail.com, anjipc.com, gemiwall.com and two others.

It is common to find these name servers paired with the name servers brady.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

duke.ns.cloudflare.com points to 108.162.193.110, 172.64.33.110, 173.245.59.110 and 3 other IP addresses.

meadow.ns.cloudflare.com points to 108.162.194.51, 162.159.38.51, 172.64.34.51 and 3 other IP addresses.

Mail Servers

hvacdatabase.com has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

hvacdatabase.com has at least partial mail server overlap with other domains such as mountfordbuilders.co.uk, communicated.com, compeeton.com and two more.

Hostnames that resolve to 6 IP addresses:

route1.mx.cloudflare.net points to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net points to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net points to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

hvacdatabase.com - robtex.com