firstsourceco.com - dns.ninja

`firstsourceco.com`

DNSSEC	⚠️ Not signed
A	13.248.243.5^{🇺🇸 Amazon13.248.240.0/20}
		PTR	`a16e665f42988324c.awsglobalaccelerator.com`
A	76.223.105.230^{🇺🇸 Amazon76.223.96.0/20}
NS	`ns11.domaincontrol.com` ⭐
		A	2603:5:2190::6^{🇺🇸 GODADDY-DNS2603:5:2190::/44}
			PTR	`ns11.domaincontrol.com`
		A	97.74.105.6^{🇺🇸 GODADDY-DNS97.74.104.0/23}
			PTR	`ns11.domaincontrol.com`
NS	`ns12.domaincontrol.com`
		A	2603:5:2290::6^{🇺🇸 GODADDY-DNS2603:5:2290::/44}
			PTR	`ns12.domaincontrol.com`
		A	173.201.73.6^{🇺🇸 GODADDY-DNS173.201.72.0/23}
			PTR	`ns12.domaincontrol.com`
MX	`firstsourceco-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::4^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr03cu01504.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::5^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00505.inbound.protection.outlook.com`
		A	2a01:111:f403:f903::^{🇺🇸 Microsoft2a01:111:f000::/36}
		A	2a01:111:f403:f90a::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr03cu00201.inbound.protection.outlook.com`
		A	52.101.11.9^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr02cu00101.inbound.protection.outlook.com`
		A	52.101.11.10^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sa9pr03cu00202.inbound.protection.outlook.com`
		A	52.101.40.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy1pr05cu00402.inbound.protection.outlook.com`
		A	52.101.194.15^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch4pr21cu00107.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns11.domaincontrol.com`dns@jomax.net 2026-06-25 #5

`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=1786418224

Same first word

firstsourceco.com

DNS History

22 records (5 active, 17 former)

○NSns1037.ui-dns.de2020-01-05 → 2020-01-05 · 4 obs

○ 2017-02-17 10:54:20
● 2020-01-05 20:15:16
○ 2026-04-08 00:02:34
○ 2026-08-11 03:29:18

○NSns1078.ui-dns.com2020-01-05 → 2020-01-05 · 4 obs

○ 2017-02-17 10:54:20
● 2020-01-05 20:15:16
○ 2026-04-08 00:02:34
○ 2026-08-11 03:29:18

○NSns1097.ui-dns.biz2020-01-05 → 2020-01-05 · 4 obs

○ 2017-02-17 10:54:20
● 2020-01-05 20:15:16
○ 2026-04-08 00:02:34
○ 2026-08-11 03:29:18

●NSns11.domaincontrol.com2026-07-02 → 2026-08-11 · 3 obs

○ 2026-04-08 00:02:34
● 2026-07-02 17:11:46
● 2026-08-11 03:29:18

○NSns1125.ui-dns.org2020-01-05 → 2020-01-05 · 4 obs

○ 2017-02-17 10:54:20
● 2020-01-05 20:15:16
○ 2026-04-08 00:02:34
○ 2026-08-11 03:29:18

●NSns12.domaincontrol.com2026-07-02 → 2026-08-11 · 3 obs

○ 2026-04-08 00:02:34
● 2026-07-02 17:11:46
● 2026-08-11 03:29:18

○NSns1626.ztomy.com2017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-06 19:58:58
● 2017-02-17 10:54:20
○ 2020-01-05 20:15:16
○ 2026-08-11 03:29:18

○NSns2626.ztomy.com2017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-06 19:58:58
● 2017-02-17 10:54:20
○ 2020-01-05 20:15:16
○ 2026-08-11 03:29:18

○NSns41.domaincontrol.com2015-05-11 → 2016-07-06 · 4 obs

● 2015-05-11 09:32:30
● 2016-07-06 19:58:58
○ 2017-02-17 10:54:20
○ 2026-08-11 03:29:18

○NSns42.domaincontrol.com2015-05-11 → 2016-07-06 · 4 obs

● 2015-05-11 09:32:30
● 2016-07-06 19:58:58
○ 2017-02-17 10:54:20
○ 2026-08-11 03:29:18

○MXfirstsourceco-com.mail.eo.outlook.com2015-05-11 → 2016-07-06 · 4 obs

● 2015-05-11 09:32:30
● 2016-07-06 19:58:58
○ 2017-02-17 10:54:20
○ 2026-08-11 03:29:18

●MXfirstsourceco-com.mail.protection.outlook.com2026-07-02 → 2026-08-11 · 3 obs

○ 2026-04-08 00:02:34
● 2026-07-02 17:11:46
● 2026-08-11 03:29:18

○MXhs11.name.com2020-01-05 → 2020-01-05 · 4 obs

○ 2017-02-17 10:54:20
● 2020-01-05 20:15:16
○ 2026-04-08 00:02:34
○ 2026-08-11 03:29:18

○MXns1.name.com2020-01-05 → 2020-01-05 · 4 obs

○ 2017-02-17 10:54:20
● 2020-01-05 20:15:16
○ 2026-04-08 00:02:34
○ 2026-08-11 03:29:18

●A13.248.243.52026-07-02 → 2026-08-11 · 3 obs

○ 2026-04-08 00:02:34
● 2026-07-02 17:11:46
● 2026-08-11 03:29:18

○A169.62.226.1942020-01-05 → 2020-01-05 · 4 obs

○ 2017-02-17 10:54:20
● 2020-01-05 20:15:16
○ 2026-04-08 00:02:34
○ 2026-08-11 03:29:18

○A184.168.27.2062015-10-10 → 2016-07-06 · 5 obs

○ 2015-05-11 09:32:30
● 2015-10-10 23:34:52
● 2016-07-06 19:58:58
○ 2017-02-17 10:54:20
○ 2026-08-11 03:29:18

○A204.11.56.482017-02-17 → 2017-02-17 · 4 obs

○ 2016-07-06 19:58:58
● 2017-02-17 10:54:20
○ 2020-01-05 20:15:16
○ 2026-08-11 03:29:18

○A2607:f1c0:100f:f000::2da2020-01-05 → 2020-01-05 · 4 obs

○ 2017-02-17 10:54:20
● 2020-01-05 20:15:16
○ 2026-04-08 00:02:34
○ 2026-08-11 03:29:18

○A72.167.131.2002015-05-11 → 2015-05-11 · 3 obs

● 2015-05-11 09:32:30
○ 2015-10-10 23:34:52
○ 2026-08-11 03:29:18

●A76.223.105.2302026-07-02 → 2026-08-11 · 3 obs

○ 2026-04-08 00:02:34
● 2026-07-02 17:11:46
● 2026-08-11 03:29:18

○PTRns1626.ztomy.com2017-02-17 → 2017-02-17 · 3 obs

● 2017-02-17 10:54:20
○ 2020-01-05 20:15:16
○ 2026-08-11 03:29:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
firstsourceco.com	ns11.domaincontrol.com, ns12.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.105.6

NS records: ns11.domaincontrol.com, ns12.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstsourceco.com (unsigned zone)

⏱️ Timing

Total: 113ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`76.223.105.230, 13.248.243.5`
NS	2	`ns11.domaincontrol.com, ns12.domaincontrol.com`
MX	1	`firstsourceco-com.mail.protection.outloo`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns11.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns11.domaincontrol.com, ns11.domaincontrol.com, ns12.domaincontrol.com...)

Analysis

IP Addresses

firstsourceco.com directs to two IP numbers, 13.248.243.5 and 76.223.105.230

Among the host names that share IP numbers with firstsourceco.com are lookupp.com, hebervalleyrentals.com, gouva.com and two others.

Name Servers

firstsourceco.com has two authoritative name servers — ns11.domaincontrol.com and ns12.domaincontrol.com.

firstsourceco.com has the same name server delegation as a number of other domains, such as msrn.org, 1800carguys.com, chickenoregg.net and two more.

The name servers for firstsourceco.com overlap at least partially with those of other domains — for example israelrealtime.com.

Both ns11.domaincontrol.com and ns12.domaincontrol.com have two IP addresses each. ns11.domaincontrol.com resolves to 97.74.105.6 and 2603:5:2190::6; ns12.domaincontrol.com resolves to 173.201.73.6 and 2603:5:2290::6.

Mail Servers

firstsourceco.com routes its mail through a single mail server, firstsourceco-com.mail.protection.outlook.com.

firstsourceco-com.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.11.9, 52.101.11.10 and 52.101.40.2, along with 5 other.