`rdbcontracting.com`

DNSSEC	⚠️ Not signed
A	148.72.75.209^{🇺🇸 AS398101148.72.72.0/21}
		PTR	`209.75.72.148.host.secureserver.net`
NS	`ns51.domaincontrol.com` ⭐
		A	2603:5:2192::1a^{🇺🇸 GODADDY-DNS2603:5:2190::/44}
			PTR	`ns51.domaincontrol.com`
		A	97.74.105.26^{🇺🇸 GODADDY-DNS97.74.104.0/23}
			PTR	`ns51.domaincontrol.com`
NS	`ns52.domaincontrol.com`
		A	2603:5:2292::1a^{🇺🇸 GODADDY-DNS2603:5:2290::/44}
			PTR	`ns52.domaincontrol.com`
		A	173.201.73.26^{🇺🇸 GODADDY-DNS173.201.72.0/23}
			PTR	`ns52.domaincontrol.com`
MX	`rdbcontracting-com.mail.protection.outlook.com` ⭐
TXT	`NETORGFT14818855.onmicrosoft.com`
TXT	`v=spf1 include:secureserver.net -all`
SOA	`ns51.domaincontrol.com`dns@jomax.net 2023-10-16 #0

`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=1777020116

Subdomains

mail.rdbcontracting.com

Same first word

rdbcontracting.com

Similar names

rbdcontracting.com.au

DNS History

9 records (4 active, 5 former)

●NSns51.domaincontrol.com2015-07-17 → 2026-04-24 · 2 obs

● 2015-07-17 19:29:10
● 2026-04-24 08:56:32

●NSns52.domaincontrol.com2015-07-17 → 2026-04-24 · 2 obs

● 2015-07-17 19:29:10
● 2026-04-24 08:56:32

○MXmailstore1.secureserver.net2015-07-17 → 2020-01-05 · 3 obs

● 2015-07-17 19:29:10
● 2020-01-05 20:20:26
○ 2026-04-24 08:56:32

●MXrdbcontracting-com.mail.protection.outlook.com2026-04-24 → 2026-04-24 · 2 obs

○ 2020-01-05 20:20:26
● 2026-04-24 08:56:32

○MXsmtp.secureserver.net2015-07-17 → 2020-01-05 · 3 obs

● 2015-07-17 19:29:10
● 2020-01-05 20:20:26
○ 2026-04-24 08:56:32

●A148.72.75.2092026-04-24 → 2026-04-24 · 2 obs

○ 2020-01-05 20:20:26
● 2026-04-24 08:56:32

○A184.168.192.1252016-06-27 → 2016-06-27 · 4 obs

○ 2016-02-07 07:19:54
● 2016-06-27 06:20:44
○ 2017-02-05 10:46:20
○ 2026-04-24 08:56:32

○A45.40.164.1362017-02-05 → 2020-01-05 · 4 obs

○ 2016-06-27 06:20:44
● 2017-02-05 10:46:20
● 2020-01-05 20:20:26
○ 2026-04-24 08:56:32

○A50.63.246.1882015-07-17 → 2016-02-07 · 4 obs

● 2015-07-17 19:29:10
● 2016-02-07 07:19:54
○ 2016-06-27 06:20:44
○ 2026-04-24 08:56:32

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net...	-
rdbcontracting.com	ns51.domaincontrol.com, ns52.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.73.26

NS records: ns51.domaincontrol.com, ns52.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rdbcontracting.com (unsigned zone)

⏱️ Timing

Total: 87ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`148.72.75.209`
NS	2	`ns51.domaincontrol.com, ns52.domaincontrol.com`
MX	1	`rdbcontracting-com.mail.protection.outlo`
TXT	2	`NETORGFT14818855.onmicrosoft.com, v=spf1 include:secureserver.net -all`
SOA	1	`ns51.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns51.domaincontrol.com, ns51.domaincontrol.com, ns52.domaincontrol.com...)

Analysis

Hierarchy

rdbcontracting.com is parent of mail.rdbcontracting.com.

IP Addresses

rdbcontracting.com points to a single IP: 148.72.75.209.

Other host names, for instance ocura.com, bsgdb.com, mail.gspnetworks.info, mail.rdbcontracting.com and gsptv.com share IP numbers with rdbcontracting.com.

Name Servers

rdbcontracting.com's delegation is to two name servers ns51.domaincontrol.com and ns52.domaincontrol.com.

rdbcontracting.com shares the same name server configuration as other domains, such as azjoey.com, efiletax2290.com, warsaweng.com, dvhometheater.com and minosa.net.

Host names with two IP numbers: ns51.domaincontrol.com points to 2603:5:2192::1a and 97.74.105.26; ns52.domaincontrol.com points to 2603:5:2292::1a and 173.201.73.26

Mail Servers

rdbcontracting.com is served by a single mail server, rdbcontracting-com.mail.protection.outlook.com.

rdbcontracting.com - robtex.com