`conceptbuilders.com`

DNSSEC	⚠️ Not signed
A	74.208.239.106^{🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.}
NS	`ns71.worldnic.com` ⭐
		A	162.159.26.27^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns72.worldnic.com`
		A	162.159.27.78^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`conceptbuilders-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c801::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sn1pr0501cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:c91d::b^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr02cu00603.inbound.protection.outlook.com`
		A	2a01:111:f403:c927::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr05cu00301.inbound.protection.outlook.com`
		A	2a01:111:f403:f902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bl2pr04cu00100.inbound.protection.outlook.com`
		A	40.93.192.4^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm2pr04cu00404.inbound.protection.outlook.com`
		A	52.101.8.34^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-dm2pr04cu00102.inbound.protection.outlook.com`
		A	52.101.41.58^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr02cu00102.inbound.protection.outlook.com`
		A	52.101.194.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch1pr04cu00103.inbound.protection.outlook.com`
TXT	`MS=ms34234680`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`NS71.WORLDNIC.com`namehost@WORLDNIC.com serial=125032413

`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

Subdomains

mail.conceptbuilders.com

Same first word

conceptbuilders.com

conceptbuilders.co

DNS History

10 records (4 active, 6 former)

○NSns1.conceptbuilders.com2015-08-16 → 2016-08-09 · 4 obs

● 2015-08-16 17:05:48
● 2016-08-09 01:06:12
○ 2017-03-28 09:44:16
○ 2026-03-19 14:49:26

○NSns1.hostyouonline.com2015-08-16 → 2016-08-09 · 4 obs

● 2015-08-16 17:05:48
● 2016-08-09 01:06:12
○ 2017-03-28 09:44:16
○ 2026-03-19 14:49:26

○NSns2.hostyouonline.com2015-08-16 → 2016-08-09 · 4 obs

● 2015-08-16 17:05:48
● 2016-08-09 01:06:12
○ 2017-03-28 09:44:16
○ 2026-03-19 14:49:26

●NSns71.worldnic.com2017-03-28 → 2026-03-19 · 3 obs

○ 2016-08-09 01:06:12
● 2017-03-28 09:44:16
● 2026-03-19 14:49:26

●NSns72.worldnic.com2017-03-28 → 2026-03-19 · 3 obs

○ 2016-08-09 01:06:12
● 2017-03-28 09:44:16
● 2026-03-19 14:49:26

●MXconceptbuilders-com.mail.protection.outlook.com2017-03-28 → 2026-03-19 · 3 obs

○ 2016-08-09 01:06:12
● 2017-03-28 09:44:16
● 2026-03-19 14:49:26

○MXmx.bizland.com2015-08-16 → 2016-08-09 · 4 obs

● 2015-08-16 17:05:48
● 2016-08-09 01:06:12
○ 2017-03-28 09:44:16
○ 2026-03-19 14:49:26

○A207.91.186.152015-08-16 → 2017-03-28 · 4 obs

● 2015-08-16 17:05:48
● 2017-03-28 09:44:16
○ 2020-02-27 03:06:02
○ 2026-03-19 14:49:26

●A74.208.239.1062026-03-19 → 2026-03-19 · 3 obs

○ 2020-02-27 03:06:02
● 2026-03-19 14:49:24
● 2026-03-19 14:49:26

○A74.208.90.512020-02-27 → 2020-02-27 · 4 obs

○ 2017-03-28 09:44:16
● 2020-02-27 03:06:02
○ 2026-03-19 14:49:24
○ 2026-03-19 14:49:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
conceptbuilders.com	ns71.worldnic.com, ns72.worldnic.com	2 records

✅ Authoritative Response

Server: 162.159.27.78

NS records: ns71.worldnic.com, ns72.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for conceptbuilders.com (unsigned zone)

⏱️ Timing

Total: 222ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`74.208.239.106`
NS	2	`ns72.worldnic.com, ns71.worldnic.com`
MX	1	`conceptbuilders-com.mail.protection.outl`
TXT	2	`MS=ms34234680, v=spf1 include:spf.protection.outlook.co`
SOA	1	`NS71.WORLDNIC.com namehost.WORLDNIC.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns71.worldnic.com, ns72.worldnic.com)

Analysis

Hierarchy

conceptbuilders.com is a parent of mail.conceptbuilders.com.

IP Addresses

conceptbuilders.com points to a single IP address: 74.208.239.106.

Name Servers

conceptbuilders.com is delegated to two name servers: ns71.worldnic.com and ns72.worldnic.com.

conceptbuilders.com uses the same name server setup as other domains, including itemse.com, mipprinting.com, sharable.com, kcestructural.com and talkcasinos.com.

conceptbuilders.com shares some name servers with other domains, for example arenaxer.com.

Hostnames with a single IP

ns71.worldnic.com resolves to: 162.159.26.27.

ns72.worldnic.com resolves to: 162.159.27.78.

Mail Servers

The mail server for conceptbuilders.com is conceptbuilders-com.mail.protection.outlook.com.

conceptbuilders-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c801::1, 2a01:111:f403:c91d::b, 2a01:111:f403:c927::1, 2a01:111:f403:f902::, 40.93.192.4, 52.101.8.34, 52.101.41.58 and 52.101.194.3.

conceptbuilders.com - robtex.com