`mbjheatingandcooling.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:985c^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:288b^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.139^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.152.92^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`karl.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bbe^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1be^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`karl.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21be^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`karl.ns.cloudflare.com`
		A	108.162.193.190^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
		A	172.64.33.190^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
		A	173.245.59.190^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`karl.ns.cloudflare.com`
NS	`lola.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a84^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c084^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lola.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2084^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lola.ns.cloudflare.com`
		A	108.162.192.132^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	172.64.32.132^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
		A	173.245.58.132^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lola.ns.cloudflare.com`
MX	`mx1-hosting.jellyfish.systems` ⭐
		A	162.255.118.28^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`oxse3a.privateemail.com`
MX	`mx2-hosting.jellyfish.systems`⁽¹⁰⁾
		A	162.255.118.29^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`oxse2b.privateemail.com`
MX	`mx3-hosting.jellyfish.systems`⁽²⁰⁾
		A	162.255.118.13^{🇺🇸 NAMCHEAP-PH162.255.118.0/24 Namecheap, Inc. 11400 W. Olympic Blvd. Suite 200 Los Angeles, CA 90064 UNITED STATES}
			PTR	`mx3-hosting.jellyfish.systems`
TXT	`v=spf1 +a +mx +ip4:198.54.126.2 +ip4:198.54.126.6 include:spf.web-hosting.com...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.139, 172.67.152.92
		IPv6 hints	2606:4700:3033::ac43:985c, 2606:4700:3037::6815:288b
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=3, name=cloudflare-ech.com
SOA	`karl.ns.cloudflare.com`dns@cloudflare.com serial=2410857244

`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=1785952754

Subdomains

mail.mbjheatingandcooling.com

Same first word

mbjheatingandcooling.com

DNS History

9 records (9 active, 0 former)

●NSkarl.ns.cloudflare.com2026-07-08 → 2026-08-05 · 2 obs

● 2026-07-08 04:13:02
● 2026-08-05 18:03:56

●NSlola.ns.cloudflare.com2026-07-08 → 2026-08-05 · 2 obs

● 2026-07-08 04:13:02
● 2026-08-05 18:03:56

●MXmx1-hosting.jellyfish.systems2026-07-08 → 2026-08-05 · 2 obs

● 2026-07-08 04:13:02
● 2026-08-05 18:03:56

●MXmx2-hosting.jellyfish.systems2026-07-08 → 2026-08-05 · 2 obs

● 2026-07-08 04:13:02
● 2026-08-05 18:03:56

●MXmx3-hosting.jellyfish.systems2026-07-08 → 2026-08-05 · 2 obs

● 2026-07-08 04:13:02
● 2026-08-05 18:03:56

●A104.21.40.1392026-07-08 → 2026-08-05 · 2 obs

● 2026-07-08 04:13:02
● 2026-08-05 18:03:56

●A172.67.152.922026-07-08 → 2026-08-05 · 2 obs

● 2026-07-08 04:13:02
● 2026-08-05 18:03:56

●A2606:4700:3033::ac43:985c2026-07-08 → 2026-08-05 · 2 obs

● 2026-07-08 04:13:02
● 2026-08-05 18:03:56

●A2606:4700:3037::6815:288b2026-07-08 → 2026-08-05 · 2 obs

● 2026-07-08 04:13:02
● 2026-08-05 18:03:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net...	-
mbjheatingandcooling.com	lola.ns.cloudflare.com, karl.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.132

NS records: lola.ns.cloudflare.com, karl.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mbjheatingandcooling.com (unsigned zone)

⏱️ Timing

Total: 144ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.40.139, 172.67.152.92`
AAAA	2	`2606:4700:3033::ac43:985c, 2606:4700:3037::6815:288b`
NS	2	`karl.ns.cloudflare.com, lola.ns.cloudflare.com`
MX	3	`mx2-hosting.jellyfish.systems (pri: 10), mx3-hosting.jellyfish.systems (pri: 20)...`
TXT	1	`v=spf1 +a +mx +ip4:198.54.126.2 +ip4:198`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`karl.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

Hierarchy

mail.mbjheatingandcooling.com is delegated beneath mbjheatingandcooling.com.

IP Addresses

mbjheatingandcooling.com points to the four IP addresses 104.21.40.139, 172.67.152.92, 2606:4700:3033::ac43:985c and 2606:4700:3037::6815:288b.

jejnieruchomosc.pl, ekonomiportal.online, cannalysislabs.com and two other host names share IP numbers with mbjheatingandcooling.com.

Name Servers

mbjheatingandcooling.com has two authoritative name servers — karl.ns.cloudflare.com and lola.ns.cloudflare.com.

mbjheatingandcooling.com uses the same name servers as several other domains — among them bycasino30620.top, fractalroot.dev, lutheranservices.org.au and two more.

There is at least partial name server overlap between mbjheatingandcooling.com and other domains — ivip9thailand.com, swanseama.gov, utf8.cz and two more among them.

These name servers are routinely deployed together with the name servers fattouche.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

karl.ns.cloudflare.com points to 108.162.193.190, 172.64.33.190, 173.245.59.190 and 3 other IP addresses.

lola.ns.cloudflare.com points to 108.162.192.132, 172.64.32.132, 173.245.58.132 and 3 other IP addresses.

Mail Servers

Incoming mail for mbjheatingandcooling.com is delivered via three mail servers: mx1-hosting.jellyfish.systems, mx2-hosting.jellyfish.systems and mx3-hosting.jellyfish.systems.

mbjheatingandcooling.com has at least partial mail server overlap with other domains such as gerbangwartaindonesia.com, chdp.ca, servicewrap.pro and two more.

Each of the three hostnames points to exactly one IP address: mx1-hosting.jellyfish.systems points to 162.255.118.28, mx2-hosting.jellyfish.systems points to 162.255.118.29 and mx3-hosting.jellyfish.systems points to 162.255.118.13.

mbjheatingandcooling.com - robtex.com