callfirstsource.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`callfirstsource.com`

DNSSEC	⚠️ Not signed
A	23.236.62.147^{🇺🇸 Google23.236.62.0/24}
		PTR	`147.62.236.23.bc.googleusercontent.com`
NS	`dns103.register.com` ⭐
		A	162.159.24.117^{Cloudflare162.159.24.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`dns104.register.com`
		A	162.159.25.158^{Cloudflare162.159.25.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
MX	`callfirstsource-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00300.inbound.protection.outlook.com`
		A	2a01:111:f403:c936::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-cy4pr03cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch1pr04cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:f90b::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr04cu00100.inbound.protection.outlook.com`
		A	52.101.9.11^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl1pr02cu00103.inbound.protection.outlook.com`
		A	52.101.60.68^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bnypr02cu00104.inbound.protection.outlook.com`
		A	52.101.202.156^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ph8pr21cu00204.inbound.protection.outlook.com`
		A	52.101.202.159^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ph5pr04cu00107.inbound.protection.outlook.com`
TXT	`994hgdp0qgrnpkdhqee649l29j`
TXT	`_zec4ttwz51jzaby31q3byskspmdqy6z`
TXT	`_gzdz5o5r5mmgxt5hdd7i08ji7wr5nbl`
TXT	`_ipeb5yplxzywcu3mgcsbm4wze5a6gnj`
TXT	`f3chy5gkd7bdf3s5tpdt5p8qc1hfdwvb`
TXT	`v=spf1 include:spf.protection.outlook.com ip4:173.8.124.9 ip4:173.8.124.10 -all`
TXT	`jdpat2i0mls1d5siv9lok5r1hh`
SOA	`DNS103.REGISTER.com`root@REGISTER.com serial=126091409

`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=1794147861

Same first word

callfirstsource.com

Previous names

Next names

DNS History

5 records (4 active, 1 former)

●NSdns103.register.com2026-04-10 → 2026-11-08 · 2 obs

● 2026-04-10 11:21:34
● 2026-11-08 14:28:42

●NSdns104.register.com2026-04-10 → 2026-11-08 · 2 obs

● 2026-04-10 11:21:34
● 2026-11-08 14:28:42

●MXcallfirstsource-com.mail.protection.outlook.com2026-04-10 → 2026-11-08 · 2 obs

● 2026-04-10 11:21:34
● 2026-11-08 14:28:42

○A209.99.64.702020-02-28 → 2020-02-28 · 3 obs

● 2020-02-28 00:05:22
○ 2026-04-10 11:21:34
○ 2026-11-08 14:28:42

●A23.236.62.1472026-04-10 → 2026-11-08 · 3 obs

○ 2020-02-28 00:05:22
● 2026-04-10 11:21:34
● 2026-11-08 14:28:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net...	-
callfirstsource.com	dns103.register.com, dns104.register.com	2 records

✅ Authoritative Response

Server:162.159.24.117

NS records: dns103.register.com, dns104.register.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for callfirstsource.com (unsigned zone)

⏱️ Timing

Total: 306ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`23.236.62.147`
NS	2	`dns103.register.com, dns104.register.com`
MX	1	`callfirstsource-com.mail.protection.outl`
TXT	7	`994hgdp0qgrnpkdhqee649l29j, _gzdz5o5r5mmgxt5hdd7i08ji7wr5nbl...`
SOA	1	`DNS103.REGISTER.com root.REGISTER.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns103.register.com, dns104.register.com)

Analysis

IP Addresses

callfirstsource.com resolves to one IP address: 23.236.62.147.

pracnet.org, agera.com.mx, studiomatilha.com and two other host names share IP numbers with callfirstsource.com.

Name Servers

The NS records for callfirstsource.com delegate to dns103.register.com and dns104.register.com.

callfirstsource.com uses the same name servers as several other domains — among them catlettandco.org, statenislandpoolfence.com, distribuciones-horizontales.com and two more.

callfirstsource.com at least partially shares name servers with other domains, for instance chillicotheautosales.com and k10watersystem.com.

dns103.register.com → 162.159.24.117 and dns104.register.com → 162.159.25.158: one IP number per host name.

Mail Servers

Mail for callfirstsource.com is handled by a single mail server, callfirstsource-com.mail.protection.outlook.com.

callfirstsource-com.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.9.11, 52.101.60.68, 52.101.202.156 and 5 others.