firstenv.com - dns.ninja

`firstenv.com`

DNSSEC	⚠️ Not signed
A	50.240.171.10^{🇺🇸 COMCAST-IBONE50.128.0.0/9 Comcast Cable Communications, Inc. 1800 Bishops Gate Blvd Mount Laurel, NJ 08054}
		PTR	`firstenv.com`
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`firstenv-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c801::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr02cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::14^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr04cu00204.inbound.protection.outlook.com`
		A	2a01:111:f403:f802::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj2pr05cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00100.inbound.protection.outlook.com`
		A	52.101.10.18^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bn8pr05cu00302.inbound.protection.outlook.com`
		A	52.101.41.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00204.inbound.protection.outlook.com`
		A	52.101.41.26^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01702.inbound.protection.outlook.com`
		A	52.101.41.56^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr21cu00100.inbound.protection.outlook.com`
TXT	`v=spf1 ip4:50.240.171.9 include:spf.protection.outlook.com -all`
TXT	`mscid=pXiIEKnSh6LfWqLoyWGGWsB4x1u4Y5GGBfi3H527YhJS65Xy458ND7UmBZ9FVk4e3ozVXz1...`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=1

`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=1783243236

WOT: SAFE (68/100)

PTR for

10.171.240.50.in-addr.arpa

Same first word

firstenv.com

Similar names

frivents.ch

investrf.com

finestvr.com

fintserv.com

investrf.ru

frinvest.no

rfinvest.com

DNS History

9 records (6 active, 3 former)

●NSns1.bdm.microsoftonline.com2016-09-23 → 2026-07-05 · 3 obs

○ 2016-04-09 00:18:36
● 2016-09-23 08:50:22
● 2026-07-05 09:33:20

●NSns2.bdm.microsoftonline.com2016-09-23 → 2026-07-05 · 3 obs

○ 2016-04-09 00:18:36
● 2016-09-23 08:50:22
● 2026-07-05 09:33:20

●NSns3.bdm.microsoftonline.com2016-09-23 → 2026-07-05 · 3 obs

○ 2016-04-09 00:18:36
● 2016-09-23 08:50:22
● 2026-07-05 09:33:20

○NSns35.worldnic.com2015-06-16 → 2016-04-09 · 4 obs

● 2015-06-16 19:55:32
● 2016-04-09 00:18:36
○ 2016-09-23 08:50:22
○ 2026-07-05 09:33:20

○NSns36.worldnic.com2015-06-16 → 2016-04-09 · 4 obs

● 2015-06-16 19:55:32
● 2016-04-09 00:18:36
○ 2016-09-23 08:50:22
○ 2026-07-05 09:33:20

●NSns4.bdm.microsoftonline.com2016-09-23 → 2026-07-05 · 3 obs

○ 2016-04-09 00:18:36
● 2016-09-23 08:50:22
● 2026-07-05 09:33:20

●MXfirstenv-com.mail.protection.outlook.com2016-09-23 → 2026-07-05 · 3 obs

○ 2016-04-09 00:18:36
● 2016-09-23 08:50:22
● 2026-07-05 09:33:20

○MXmail.firstenv.com2015-06-16 → 2016-04-09 · 4 obs

● 2015-06-16 19:55:32
● 2016-04-09 00:18:36
○ 2016-09-23 08:50:22
○ 2026-07-05 09:33:20

●A50.240.171.102015-06-16 → 2026-07-05 · 2 obs

● 2015-06-16 19:55:32
● 2026-07-05 09:33:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
firstenv.com	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com	8 records

✅ Authoritative Response

Server:208.84.5.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstenv.com (unsigned zone)

⏱️ Timing

Total: 138ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`50.240.171.10`
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	1	`firstenv-com.mail.protection.outlook.com`
TXT	2	`v=spf1 ip4:50.240.171.9 include:spf.prot, mscid=pXiIEKnSh6LfWqLoyWGGWsB4x1u4Y5GGBf`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)

Analysis

IP Addresses

firstenv.com resolves to just one IP address, 50.240.171.10.

Name Servers

The NS records for firstenv.com point to four name servers: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

There is at least partial name server overlap between firstenv.com and other domains — bateelusa.com, skcl.org.uk, onkok.com and two more among them.

All four hostnames — ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com — resolve to two IP numbers apiece: ns1.bdm.microsoftonline.com to 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com to 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com to 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com to 208.84.5.208 and 2620:1ec:bda:700::d0.

Mail Servers

The sole mail server for firstenv.com is firstenv-com.mail.protection.outlook.com.

With 8 IP addresses total, firstenv-com.mail.protection.outlook.com resolves to 52.101.10.18, 52.101.41.4, 52.101.41.26 and 5 others.