firmstep.com - dns.ninja

`firmstep.com`

DNSSEC	⚠️ Not signed
A	185.164.136.99^{🇬🇧 Clouvider185.164.136.0/23}
NS	`ns1.firmstep.com` ⭐
		A	52.18.35.157^{🇮🇪 Amazon52.18.0.0/15 EC2 DUB prefix}
			PTR	`ec2-52-18-35-157.eu-west-1.compute.amazonaws.com`
NS	`ns2.firmstep.com`
		A	52.28.210.163^{🇩🇪 Amazon52.28.0.0/16 EC2 FRA prefix}
			PTR	`ec2-52-28-210-163.eu-central-1.compute.amazonaws.com`
NS	`ns3.firmstep.com`
		A	52.3.157.67^{🇺🇸 Amazon52.2.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-3-157-67.compute-1.amazonaws.com`
MX	`firmstep-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c803::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn1pr21cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr21cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:c92c::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm6pr03cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:f908::2^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn8pr05cu00102.inbound.protection.outlook.com`
		A	40.93.192.1^{🇺🇸 Microsoft40.80.0.0/12}
			PTR	`mail-dm5pr02cu00201.inbound.protection.outlook.com`
		A	52.101.40.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy4pr03cu00101.inbound.protection.outlook.com`
		A	52.101.50.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-co1pr05cu00401.inbound.protection.outlook.com`
		A	52.101.194.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch5pr02cu00200.inbound.protection.outlook.com`
MX	`us-smtp-inbound-1.mimecast.com`⁽¹⁰⁾
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
MX	`us-smtp-inbound-2.mimecast.com`⁽¹⁰⁾
		A	170.10.128.141^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.221^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.128.242^{🇺🇸 Mimecast-NA170.10.128.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.141^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.221^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
		A	170.10.132.242^{🇺🇸 Mimecast-NA170.10.132.0/23 191 Spring St Lexington MA 02421 United States}
			PTR	`us-smtp-inbound-1.mimecast.com`
			PTR	`us-smtp-inbound-2.mimecast.com`
TXT	`google-site-verification=gU7YUF2PXpIE4igTPnozRNH7KLRPfsklTHjlcvHPtW8`
TXT	`v=spf1 include:amazonses.com include:_spf.google.com include:servers.mcsv.net...`
TXT	`0ed1fe018a6a91d0ebeede4379acc4e234de600f46`
TXT	`MS=ms79390145`
SOA	`ns1.firmstep.com`hostmaster@firmstep.com serial=3746

`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=1786304174

WOT: UNKNOWN (50/100)
📈 Tranco rank: #369,540

Subdomains

new-smtp.firmstep.com

ns3.firmstep.com

ns1.firmstep.com

bouncer.firmstep.com

office.firmstep.com

www.firmstep.com

smtp.firmstep.com

devops.firmstep.com

lb.firmstep.com

amz.firmstep.com

mybexley.firmstep.com

rochford.firmstep.com

support.firmstep.com

platform.firmstep.com

components.firmstep.com

internal.firmstep.com

richmondshireaf.firmstep.com

ns2.firmstep.com

Same first word

firmstep.com

firmstep.net

Similar names

mepfirst.com

primfest.hu

spermfit.nl

fimpster.com

petsfirm.com

mfpriest.com

firesmtp.com

spritefm.co.uk

spermfit.de

mpfister.com

etfprism.com

stepfirm.com

msfitrep.com

sfpermit.org

primesft.net

firstepm.com

DNS History

19 records (7 active, 12 former)

○NScustomer.firmstep.com2015-08-23 → 2016-01-11 · 5 obs

○ 2008-03-20 05:31:52
● 2015-08-23 05:21:40
● 2016-01-11 06:06:20
○ 2016-01-17 09:55:26
○ 2026-08-09 20:00:56

○NSdb01.aws.firmstep.com2015-08-23 → 2016-01-11 · 5 obs

○ 2008-03-20 05:31:52
● 2015-08-23 05:21:40
● 2016-01-11 06:06:20
○ 2016-01-17 09:55:26
○ 2026-08-09 20:00:56

○NSns.buydomains.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 05:31:52
○ 2015-08-23 05:21:40
○ 2026-08-09 20:00:56

●NSns1.firmstep.com2015-08-23 → 2026-08-09 · 7 obs

○ 2008-03-20 05:31:52
● 2015-08-23 05:21:40
● 2015-11-07 22:49:30
○ 2015-12-25 08:09:40
○ 2016-01-11 06:06:20
● 2016-01-17 09:55:26
● 2026-08-09 20:00:56

●NSns2.firmstep.com2015-08-23 → 2026-08-09 · 7 obs

○ 2008-03-20 05:31:52
● 2015-08-23 05:21:40
● 2015-11-07 22:49:30
○ 2015-12-25 08:09:40
○ 2016-01-11 06:06:20
● 2016-01-17 09:55:26
● 2026-08-09 20:00:56

●NSns3.firmstep.com2015-08-23 → 2026-08-09 · 7 obs

○ 2008-03-20 05:31:52
● 2015-08-23 05:21:40
● 2015-11-07 22:49:30
○ 2015-12-25 08:09:40
○ 2016-01-11 06:06:20
● 2016-01-17 09:55:26
● 2026-08-09 20:00:56

○NSthis-domain-for-sale.com2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 05:31:52
○ 2015-08-23 05:21:40
○ 2026-08-09 20:00:56

○MXalt1.aspmx.l.google.com2015-08-23 → 2019-03-19 · 5 obs

○ 2008-03-20 05:31:52
● 2015-08-23 05:21:40
● 2019-03-19 22:09:56
○ 2021-08-30 04:55:08
○ 2026-08-09 20:00:56

○MXaspmx.l.google.com2015-08-23 → 2019-03-19 · 5 obs

○ 2008-03-20 05:31:52
● 2015-08-23 05:21:40
● 2019-03-19 22:09:56
○ 2021-08-30 04:55:08
○ 2026-08-09 20:00:56

○MXdev.null2008-03-20 → 2008-03-20 · 3 obs

● 2008-03-20 05:31:52
○ 2015-08-23 05:21:40
○ 2026-08-09 20:00:56

●MXfirmstep-com.mail.protection.outlook.com2026-02-17 → 2026-08-09 · 3 obs

○ 2021-08-30 04:55:08
● 2026-02-17 01:45:10
● 2026-08-09 20:00:56

●MXus-smtp-inbound-1.mimecast.com2021-08-30 → 2026-08-09 · 3 obs

○ 2019-03-19 22:09:56
● 2021-08-30 04:55:08
● 2026-08-09 20:00:56

●MXus-smtp-inbound-2.mimecast.com2021-08-30 → 2026-08-09 · 3 obs

○ 2019-03-19 22:09:56
● 2021-08-30 04:55:08
● 2026-08-09 20:00:56

○A161.47.20.122016-09-04 → 2017-06-09 · 5 obs

○ 2016-01-27 03:59:58
● 2016-09-04 12:40:46
● 2017-06-09 20:06:52
○ 2018-02-27 13:10:30
○ 2026-08-09 20:00:56

●A185.164.136.992021-08-30 → 2026-08-09 · 3 obs

○ 2019-03-19 22:09:56
● 2021-08-30 04:55:08
● 2026-08-09 20:00:56

○A23.185.0.22018-02-27 → 2019-03-19 · 5 obs

○ 2017-06-09 20:06:52
● 2018-02-27 13:10:30
● 2019-03-19 22:09:56
○ 2021-08-30 04:55:08
○ 2026-08-09 20:00:56

○A2620:12a:8000::22018-02-27 → 2019-03-19 · 5 obs

○ 2017-06-09 20:06:52
● 2018-02-27 13:10:30
● 2019-03-19 22:09:56
○ 2021-08-30 04:55:08
○ 2026-08-09 20:00:56

○A2620:12a:8001::22018-02-27 → 2019-03-19 · 5 obs

○ 2017-06-09 20:06:52
● 2018-02-27 13:10:30
● 2019-03-19 22:09:56
○ 2021-08-30 04:55:08
○ 2026-08-09 20:00:56

○A50.19.98.1102015-08-23 → 2016-01-27 · 5 obs

○ 2008-03-20 05:31:52
● 2015-08-23 05:21:40
● 2016-01-27 03:59:58
○ 2016-09-04 12:40:46
○ 2026-08-09 20:00:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
firmstep.com	ns1.firmstep.com, ns2.firmstep.com, ns3.firmstep.com	3 records

✅ Authoritative Response

Server:52.3.157.67

NS records: ns1.firmstep.com, ns2.firmstep.com, ns3.firmstep.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firmstep.com (unsigned zone)

⏱️ Timing

Total: 201ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`185.164.136.99`
NS	3	`ns2.firmstep.com, ns3.firmstep.com...`
MX	3	`us-smtp-inbound-2.mimecast.com (pri: 10), us-smtp-inbound-1.mimecast.com (pri: 10)...`
TXT	4	`MS=ms79390145, 0ed1fe018a6a91d0ebeede4379acc4e234de600f...`
SOA	1	`ns1.firmstep.com hostmaster.firmstep.com`

📌 Glue Records Collected

Total: 3

In-bailiwick: 3 (ns1.firmstep.com, ns2.firmstep.com, ns3.firmstep.com)

Analysis

Hierarchy

Among the subdomains of firmstep.com are new-smtp.firmstep.com, ns3.firmstep.com, ns1.firmstep.com, bouncer.firmstep.com, office.firmstep.com and a few other host names.

IP Addresses

firmstep.com directs to one IP number, which is 185.164.136.99.

Among the host names that share IP numbers with firmstep.com are artitj.com, unknew.com, viigii.com and two others.

Name Servers

The authoritative name servers for firmstep.com are ns1.firmstep.com, ns2.firmstep.com and ns3.firmstep.com — three in total.

The hostnames ns1.firmstep.com, ns2.firmstep.com and ns3.firmstep.com each resolve to a single IP: ns1.firmstep.com → 52.18.35.157, ns2.firmstep.com → 52.28.210.163, ns3.firmstep.com → 52.3.157.67.

Mail Servers

Incoming mail for firmstep.com is delivered via three mail servers: us-smtp-inbound-1.mimecast.com, us-smtp-inbound-2.mimecast.com and firmstep-com.mail.protection.outlook.com.

firmstep.com shares at least some of its mail servers with other domains — for example metrolinagreenhouses.com, dfragrance.net, av-icn.com and two more.

Host names resolving to 8 IP numbers:

Hostname firmstep-com.mail.protection.outlook.com directs to 40.93.192.1, 52.101.40.1 and 52.101.50.1 along with 5 other IP addresses.

Host names resolving to 6 IP numbers:

Hostname us-smtp-inbound-1.mimecast.com directs to 170.10.128.141, 170.10.128.221 and 170.10.128.242 along with 3 other IP addresses.

Hostname us-smtp-inbound-2.mimecast.com directs to 170.10.128.141, 170.10.128.221 and 170.10.128.242 along with 3 other IP addresses.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.141 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.221 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.128.242 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.141 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.221 IP addresses each.

Both us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com resolve to 170.10.132.242 IP addresses each.