`buildingenvironmentalsystems.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:d021^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:16fd^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.22.253^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.208.33^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ricardo.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cd3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ricardo.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3d3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ricardo.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23d3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ricardo.ns.cloudflare.com`
		A	108.162.195.211^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ricardo.ns.cloudflare.com`
		A	162.159.44.211^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ricardo.ns.cloudflare.com`
		A	172.64.35.211^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ricardo.ns.cloudflare.com`
NS	`sunny.ns.cloudflare.com`
		A	2606:4700:50::a29f:26a6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sunny.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2a6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`sunny.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22a6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`sunny.ns.cloudflare.com`
		A	108.162.194.166^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sunny.ns.cloudflare.com`
		A	162.159.38.166^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sunny.ns.cloudflare.com`
		A	172.64.34.166^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`sunny.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.22.253, 172.67.208.33
		IPv6	2606:4700:3034::ac43:d021, 2606:4700:3037::6815:16fd
SOA	`ricardo.ns.cloudflare.com`dns@cloudflare.com serial=2396789449

`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=1774651467

Previously MX for

buildingenvironmentalsystems.com

Same first word

buildingenvironmentalsystems.com

DNS History

15 records (6 active, 9 former)

○NSns-1453.awsdns-53.org2016-12-18 → 2017-12-30 · 5 obs

○ 2016-08-24 09:08:18
● 2016-12-18 21:20:56
● 2017-12-30 11:25:24
○ 2026-03-27 09:34:32
○ 2026-03-27 22:57:08

○NSns-1687.awsdns-18.co.uk2016-12-18 → 2017-12-30 · 5 obs

○ 2016-08-24 09:08:18
● 2016-12-18 21:20:56
● 2017-12-30 11:25:24
○ 2026-03-27 09:34:32
○ 2026-03-27 22:57:08

○NSns-230.awsdns-28.com2016-12-18 → 2017-12-30 · 5 obs

○ 2016-08-24 09:08:18
● 2016-12-18 21:20:56
● 2017-12-30 11:25:24
○ 2026-03-27 09:34:32
○ 2026-03-27 22:57:08

○NSns-591.awsdns-09.net2016-12-18 → 2017-12-30 · 5 obs

○ 2016-08-24 09:08:18
● 2016-12-18 21:20:56
● 2017-12-30 11:25:24
○ 2026-03-27 09:34:32
○ 2026-03-27 22:57:08

○NSns1.hostmonster.com2015-06-14 → 2016-08-24 · 4 obs

● 2015-06-14 08:01:14
● 2016-08-24 09:08:18
○ 2016-12-18 21:20:56
○ 2026-03-27 22:57:08

○NSns2.hostmonster.com2015-06-14 → 2016-08-24 · 4 obs

● 2015-06-14 08:01:14
● 2016-08-24 09:08:18
○ 2016-12-18 21:20:56
○ 2026-03-27 22:57:08

●NSricardo.ns.cloudflare.com2026-03-27 → 2026-03-27 · 3 obs

○ 2017-12-30 11:25:24
● 2026-03-27 09:34:32
● 2026-03-27 22:57:08

●NSsunny.ns.cloudflare.com2026-03-27 → 2026-03-27 · 3 obs

○ 2017-12-30 11:25:24
● 2026-03-27 09:34:32
● 2026-03-27 22:57:08

○MXbuildingenvironmentalsystems-com.mail.protection.outlook.com2016-12-18 → 2017-12-30 · 5 obs

○ 2016-08-24 09:08:18
● 2016-12-18 21:20:56
● 2017-12-30 11:25:24
○ 2026-03-27 09:34:32
○ 2026-03-27 22:57:08

○MXbuildingenvironmentalsystems.com2015-06-14 → 2016-08-24 · 4 obs

● 2015-06-14 08:01:14
● 2016-08-24 09:08:18
○ 2016-12-18 21:20:56
○ 2026-03-27 22:57:08

●A104.21.22.2532026-03-27 → 2026-03-27 · 3 obs

○ 2017-12-30 11:25:24
● 2026-03-27 09:34:32
● 2026-03-27 22:57:08

●A172.67.208.332026-03-27 → 2026-03-27 · 3 obs

○ 2017-12-30 11:25:24
● 2026-03-27 09:34:32
● 2026-03-27 22:57:08

●A2606:4700:3034::ac43:d0212026-03-27 → 2026-03-27 · 3 obs

○ 2017-12-30 11:25:24
● 2026-03-27 09:34:32
● 2026-03-27 22:57:08

●A2606:4700:3037::6815:16fd2026-03-27 → 2026-03-27 · 3 obs

○ 2017-12-30 11:25:24
● 2026-03-27 09:34:32
● 2026-03-27 22:57:08

○A74.220.215.2102015-06-14 → 2017-12-30 · 4 obs

● 2015-06-14 08:01:14
● 2017-12-30 11:25:24
○ 2026-03-27 09:34:32
○ 2026-03-27 22:57:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
buildingenvironmentalsystems.com	sunny.ns.cloudflare.com, ricardo.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.195.211

NS records: sunny.ns.cloudflare.com, ricardo.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buildingenvironmentalsystems.com (unsigned zone)

⏱️ Timing

Total: 241ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.22.253, 172.67.208.33`
AAAA	2	`2606:4700:3034::ac43:d021, 2606:4700:3037::6815:16fd`
NS	2	`ricardo.ns.cloudflare.com, sunny.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ricardo.ns.cloudflare.com dns.cloudflare`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

buildingenvironmentalsystems.com maps to four IP numbers: 2606:4700:3034::ac43:d021, 2606:4700:3037::6815:16fd, 104.21.22.253 and 172.67.208.33.

Other host names, for instance yindaojing.cn, zuyusowefisinvestments48.digital, tracymoffett.com, hotstarshoes.com and www.endeksbilisim.com share IP numbers with buildingenvironmentalsystems.com.

Name Servers

Two name servers ricardo.ns.cloudflare.com and sunny.ns.cloudflare.com are delegated to buildingenvironmentalsystems.com.

buildingenvironmentalsystems.com uses the same name server configuration as other domains, such as bkktoy.com, selltdc.com, dictory-iq.com, merkrebs.com and gippygirlscan.com.

buildingenvironmentalsystems.com at least partially shares name servers with other domains such as truesuccessblueprint.com, zzwhsh.cn, etolcl.com, filmboersen.com and xtremeweb.gr.

These name servers are commonly used with mia.ns.cloudflare.com and evelyn.ns.cloudflare.com.

Host names with six IP numbers: Host name ricardo.ns.cloudflare.com points to 2606:4700:58::a29f:2cd3, 2803:f800:50::6ca2:c3d3, 2a06:98c1:50::ac40:23d3, 108.162.195.211, 162.159.44.211 and 172.64.35.211; host name sunny.ns.cloudflare.com points to 2606:4700:50::a29f:26a6, 2803:f800:50::6ca2:c2a6, 2a06:98c1:50::ac40:22a6, 108.162.194.166, 162.159.38.166 and 172.64.34.166.

buildingenvironmentalsystems.com - robtex.com