`flexbuildingsystems.com`

DNSSEC	⚠️ Not signed
A	69.48.180.139^{🇺🇸 A2HOSTING69.48.176.0/21}
		PTR	`server.builtrare.com`
NS	`jerome.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bb5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1b5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jerome.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21b5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jerome.ns.cloudflare.com`
		A	108.162.193.181^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	172.64.33.181^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
		A	173.245.59.181^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jerome.ns.cloudflare.com`
NS	`nia.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ad2^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0d2^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`nia.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20d2^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`nia.ns.cloudflare.com`
		A	108.162.192.210^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
		A	172.64.32.210^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
		A	173.245.58.210^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`nia.ns.cloudflare.com`
MX	`flexbuildingsystems-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca04::2^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-du2pr03cu00102.inbound.protection.outlook.com`
		A	2a01:111:f403:ca04::10^{🇮🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-dbapr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::6^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am4pr0401cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:ca09::b^{🇳🇱 Microsoft2a01:111:f000::/36}
			PTR	`mail-am7pr05cu00103.inbound.protection.outlook.com`
		A	52.101.68.15^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db6pr03cu00107.inbound.protection.outlook.com`
		A	52.101.68.18^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00302.inbound.protection.outlook.com`
		A	52.101.68.21^{🇮🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-db4pr02cu00205.inbound.protection.outlook.com`
		A	52.101.73.8^{🇳🇱 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-am0pr04cu00500.inbound.protection.outlook.com`
MX	`mx1.venture-sa.co.za`⁽¹⁰⁰⁾
		A	41.170.18.50^{🇿🇦 Neotel-AS41.160.0.0/12 Liquid Telecom South Africa}
			PTR	`mail.venture-sa.co.za`
TXT	`MS=ms10025422`
TXT	`ca3-3a72cc973a0f4b32bbdb2dae52991f48`
TXT	`v=spf1 include:spf.protection.outlook.com ~all`
SOA	`jerome.ns.cloudflare.com`dns@cloudflare.com serial=2396187204

`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=1771291435

Same first word

flexbuildingsystems.com

DNS History

20 records (5 active, 15 former)

●NSjerome.ns.cloudflare.com2026-02-20 → 2026-03-24 · 3 obs

○ 2019-02-17 08:02:18
● 2026-02-20 11:54:54
● 2026-03-24 00:54:34

○NSjohn.ns.cloudflare.com2019-02-17 → 2019-02-17 · 4 obs

○ 2017-02-15 11:01:04
● 2019-02-17 08:02:18
○ 2026-02-20 11:54:54
○ 2026-03-24 00:54:34

○NSmegan.ns.cloudflare.com2019-02-17 → 2019-02-17 · 4 obs

○ 2017-02-15 11:01:04
● 2019-02-17 08:02:18
○ 2026-02-20 11:54:54
○ 2026-03-24 00:54:34

●NSnia.ns.cloudflare.com2026-02-20 → 2026-03-24 · 3 obs

○ 2019-02-17 08:02:18
● 2026-02-20 11:54:54
● 2026-03-24 00:54:34

○NSns.inmotionhosting.com2017-02-15 → 2017-02-15 · 4 obs

○ 2016-06-19 03:33:30
● 2017-02-15 11:01:04
○ 2019-02-17 08:02:18
○ 2026-03-24 00:54:34

○NSns1.hawkhost.com2015-06-01 → 2016-06-19 · 5 obs

○ 2008-03-18 03:27:40
● 2015-06-01 21:28:50
● 2016-06-19 03:33:30
○ 2017-02-15 11:01:04
○ 2026-03-24 00:54:34

○NSns2.hawkhost.com2015-06-01 → 2016-06-19 · 5 obs

○ 2008-03-18 03:27:40
● 2015-06-01 21:28:50
● 2016-06-19 03:33:30
○ 2017-02-15 11:01:04
○ 2026-03-24 00:54:34

○NSns2.inmotionhosting.com2017-02-15 → 2017-02-15 · 4 obs

○ 2016-06-19 03:33:30
● 2017-02-15 11:01:04
○ 2019-02-17 08:02:18
○ 2026-03-24 00:54:34

●MXflexbuildingsystems-com.mail.protection.outlook.com2026-02-20 → 2026-03-24 · 3 obs

○ 2015-06-01 21:28:50
● 2026-02-20 11:54:54
● 2026-03-24 00:54:34

○MXmail.flexbuildingsystems.com2008-03-18 → 2008-03-18 · 3 obs

● 2008-03-18 03:27:40
○ 2015-06-01 21:28:50
○ 2026-03-24 00:54:34

●MXmx1.venture-sa.co.za2015-06-01 → 2026-03-24 · 3 obs

○ 2008-03-18 03:27:40
● 2015-06-01 21:28:50
● 2026-03-24 00:54:34

○A104.24.116.1342019-02-17 → 2019-02-17 · 4 obs

○ 2017-02-15 11:01:04
● 2019-02-17 08:02:18
○ 2026-02-20 11:54:54
○ 2026-03-24 00:54:34

○A104.24.117.1342019-02-17 → 2019-02-17 · 4 obs

○ 2017-02-15 11:01:04
● 2019-02-17 08:02:18
○ 2026-02-20 11:54:54
○ 2026-03-24 00:54:34

○A198.252.109.1152015-06-01 → 2015-06-01 · 4 obs

○ 2008-03-18 03:27:40
● 2015-06-01 21:28:50
○ 2015-10-21 12:08:18
○ 2026-03-24 00:54:34

○A198.252.109.1172015-10-21 → 2016-06-19 · 5 obs

○ 2008-03-18 03:27:40
● 2015-10-21 12:08:18
● 2016-06-19 03:33:30
○ 2017-02-15 11:01:04
○ 2026-03-24 00:54:34

○A208.112.50.2352008-03-18 → 2008-03-18 · 3 obs

● 2008-03-18 03:27:40
○ 2015-06-01 21:28:50
○ 2026-03-24 00:54:34

○A2606:4700:30::6818:74862019-02-17 → 2019-02-17 · 4 obs

○ 2017-02-15 11:01:04
● 2019-02-17 08:02:18
○ 2026-02-20 11:54:54
○ 2026-03-24 00:54:34

○A2606:4700:30::6818:75862019-02-17 → 2019-02-17 · 4 obs

○ 2017-02-15 11:01:04
● 2019-02-17 08:02:18
○ 2026-02-20 11:54:54
○ 2026-03-24 00:54:34

●A69.48.180.1392026-02-20 → 2026-03-24 · 3 obs

○ 2019-02-17 08:02:18
● 2026-02-20 11:54:54
● 2026-03-24 00:54:34

○A74.124.217.1842017-02-15 → 2017-02-15 · 4 obs

○ 2016-06-19 03:33:30
● 2017-02-15 11:01:04
○ 2019-02-17 08:02:18
○ 2026-03-24 00:54:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net...	-
flexbuildingsystems.com	jerome.ns.cloudflare.com, nia.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.181

NS records: jerome.ns.cloudflare.com, nia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flexbuildingsystems.com (unsigned zone)

⏱️ Timing

Total: 262ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`69.48.180.139`
NS	2	`jerome.ns.cloudflare.com, nia.ns.cloudflare.com`
MX	2	`flexbuildingsystems-com.mail.protection., mx1.venture-sa.co.za (pri: 100)`
TXT	3	`MS=ms10025422, ca3-3a72cc973a0f4b32bbdb2dae52991f48...`
SOA	1	`jerome.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

flexbuildingsystems.com points to a single IP number: 69.48.180.139.

Other host names, for instance mx.dlxtech.net, mail.brasco.com, glradiant.com, dlxtech.net and webmail.brasco.com share IP numbers with flexbuildingsystems.com.

Name Servers

flexbuildingsystems.com is delegated to two name servers: jerome.ns.cloudflare.com and nia.ns.cloudflare.com.

flexbuildingsystems.com uses the same name server setup as other domains, for instance junkyourwheel.com, unleashtheevolution.com, weddingcakenyc.com, eyespycc.com and webdesigner23.com.

flexbuildingsystems.com shares name servers with other domains at least partially, for instance hulq.dev, prestamoonlinebdv-91g.pages.dev, travellingslacker.com, petir388lukisan.com and kingspopcorn.co.uk.

these name servers are often used with adi.ns.cloudflare.com, emerson.ns.cloudflare.com and michelle.ns.cloudflare.com.

Host names with six IP numbers: jerome.ns.cloudflare.com points to 2606:4700:58::adf5:3bb5, 2803:f800:50::6ca2:c1b5, 2a06:98c1:50::ac40:21b5, 108.162.193.181, 172.64.33.181 and 173.245.59.181; nia.ns.cloudflare.com points to 2606:4700:50::adf5:3ad2, 2803:f800:50::6ca2:c0d2, 2a06:98c1:50::ac40:20d2, 108.162.192.210, 172.64.32.210 and 173.245.58.210.

Mail Servers

flexbuildingsystems.com is handled by two mail servers: mx1.venture-sa.co.za and flexbuildingsystems-com.mail.protection.outlook.com.

Host names with eight IPs:

flexbuildingsystems-com.mail.protection.outlook.com points to: 2a01:111:f403:ca04::2, 2a01:111:f403:ca04::10, 2a01:111:f403:ca09::6, 2a01:111:f403:ca09::b, 52.101.68.15, 52.101.68.18, 52.101.68.21 and 52.101.73.8.

Host names with one IP:

mx1.venture-sa.co.za points to: 41.170.18.50.

flexbuildingsystems.com - robtex.com