firstinmath.com - dns.ninja

`firstinmath.com`

DNSSEC	⚠️ Not signed
A	20.119.16.10^{🇺🇸 Microsoft20.64.0.0/10}
NS	`ns1-04.azure-dns.com` ⭐
		A	2603:1061:0:700::4^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-04.azure-dns.com`
		A	13.107.236.4^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-04.azure-dns.com`
NS	`ns2-04.azure-dns.net`
		A	2620:1ec:8ec:700::4^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-04.azure-dns.net`
		A	150.171.21.4^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-04.azure-dns.net`
NS	`ns3-04.azure-dns.org`
		A	2a01:111:4000:700::4^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-04.azure-dns.org`
		A	204.14.183.4^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-04.azure-dns.org`
NS	`ns4-04.azure-dns.info`
		A	2620:1ec:bda:700::4^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-04.azure-dns.info`
		A	208.84.5.4^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-04.azure-dns.info`
MX	`firstinmath-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c902::6^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sj0pr21cu00106.inbound.protection.outlook.com`
		A	2a01:111:f403:c902::16^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-byapr04cu00306.inbound.protection.outlook.com`
		A	2a01:111:f403:f907::1^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-dm1pr04cu00201.inbound.protection.outlook.com`
		A	2a01:111:f403:f90f::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-sa9pr04cu00100.inbound.protection.outlook.com`
		A	52.101.11.17^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sn1pr0501cu00301.inbound.protection.outlook.com`
		A	52.101.41.4^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj2pr05cu00204.inbound.protection.outlook.com`
		A	52.101.41.24^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sj0pr03cu01600.inbound.protection.outlook.com`
		A	52.101.41.180^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-byapr04cu00204.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net ip4:20.232...`
TXT	`google-site-verification=EntECD3_DAIW-eHXRgbapiLbgxlE_YDMKhWbTbVA90`
TXT	`google-site-verification=N5yNHYzEQTOEwRVpQotvyL4gARNQvQ4ZJ0Co8zZ7m9w`
TXT	`5i4pt7119g4275v70ancg7jmrk`
SOA	`ns1-04.azure-dns.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=1784908207

rank #615557 globally
rank #257575 in the tld
WOT: SAFE (92/100)
📈 Tranco rank: #86,226

Subdomains

dev.firstinmath.com

sql2.firstinmath.com

test.firstinmath.com

explore.firstinmath.com

www1.firstinmath.com

mail2.firstinmath.com

db1.firstinmath.com

video.firstinmath.com

api.firstinmath.com

htmwww.firstinmath.com

www2.firstinmath.com

ns.firstinmath.com

lb1.firstinmath.com

htmlwww.firstinmath.com

visit.firstinmath.com

www.firstinmath.com

lb2.firstinmath.com

cdn.firstinmath.com

forums.firstinmath.com

demosite.firstinmath.com

postoffice.firstinmath.com

Same first word

firstinmath.it

firstinmath.org

firstinmath.info

firstinmath.de

firstinmath.net

firstinmath.in

firstinmath.com

Similar names

firstinamth.com

firstnimath.com

DNS History

11 records (6 active, 5 former)

●NSns1-04.azure-dns.com2026-02-17 → 2026-07-24 · 3 obs

○ 2019-06-10 00:03:58
● 2026-02-17 23:18:22
● 2026-07-24 16:13:00

○NSns1.peer1.net2015-09-03 → 2019-06-10 · 4 obs

● 2015-09-03 03:22:00
● 2019-06-10 00:03:58
○ 2026-02-17 23:18:22
○ 2026-07-24 16:13:00

●NSns2-04.azure-dns.net2026-02-17 → 2026-07-24 · 3 obs

○ 2019-06-10 00:03:58
● 2026-02-17 23:18:22
● 2026-07-24 16:13:00

○NSns2.peer1.net2015-09-03 → 2019-06-10 · 4 obs

● 2015-09-03 03:22:00
● 2019-06-10 00:03:58
○ 2026-02-17 23:18:22
○ 2026-07-24 16:13:00

●NSns3-04.azure-dns.org2026-02-17 → 2026-07-24 · 3 obs

○ 2019-06-10 00:03:58
● 2026-02-17 23:18:22
● 2026-07-24 16:13:00

○NSns3.peer1.net2015-09-03 → 2019-06-10 · 4 obs

● 2015-09-03 03:22:00
● 2019-06-10 00:03:58
○ 2026-02-17 23:18:22
○ 2026-07-24 16:13:00

●NSns4-04.azure-dns.info2026-02-17 → 2026-07-24 · 3 obs

○ 2019-06-10 00:03:58
● 2026-02-17 23:18:22
● 2026-07-24 16:13:00

●MXfirstinmath-com.mail.protection.outlook.com2015-09-03 → 2026-07-24 · 2 obs

● 2015-09-03 03:22:00
● 2026-07-24 16:13:00

●A20.119.16.102026-02-17 → 2026-07-24 · 3 obs

○ 2019-06-10 00:03:58
● 2026-02-17 23:18:22
● 2026-07-24 16:13:00

○A216.247.238.672015-09-03 → 2016-12-20 · 8 obs

● 2015-09-03 03:22:00
● 2016-12-04 07:46:18
○ 2016-12-09 23:15:48
○ 2016-12-10 23:58:20
● 2016-12-17 23:29:00
● 2016-12-20 15:07:40
○ 2016-12-22 07:49:34
○ 2026-07-24 16:13:00

○A69.90.145.52016-12-09 → 2019-06-10 · 9 obs

○ 2016-12-04 07:46:18
● 2016-12-09 23:15:48
● 2016-12-10 23:58:20
○ 2016-12-17 23:29:00
○ 2016-12-20 15:07:40
● 2016-12-22 07:49:34
● 2019-06-10 00:03:58
○ 2026-02-17 23:18:22
○ 2026-07-24 16:13:00

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
firstinmath.com	ns1-04.azure-dns.com, ns2-04.azure-dns.net, ns3-04.azure-dns.org, ns4-04.azure-dns.info	2 records

✅ Authoritative Response

Server:150.171.21.4

NS records: ns1-04.azure-dns.com, ns2-04.azure-dns.net, ns3-04.azure-dns.org, ns4-04.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstinmath.com (unsigned zone)

⏱️ Timing

Total: 319ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`20.119.16.10`
NS	4	`ns1-04.azure-dns.com, ns2-04.azure-dns.net...`
MX	1	`firstinmath-com.mail.protection.outlook.`
TXT	4	`v=spf1 include:spf.protection.outlook.co, google-site-verification=EntECD3_DAIW-eH...`
SOA	1	`ns1-04.azure-dns.com azuredns-hostmaster`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1-04.azure-dns.com, ns1-04.azure-dns.com)

Analysis

Hierarchy

dev.firstinmath.com, sql2.firstinmath.com, test.firstinmath.com, explore.firstinmath.com, www1.firstinmath.com and a few other host names are all children of firstinmath.com.

IP Addresses

firstinmath.com resolves to one IP address: 20.119.16.10.

hsnfe.com, homestreetinsurance.com, consumertestingcenter.com and two other host names share IP numbers with firstinmath.com.

Name Servers

The authoritative name servers for firstinmath.com are ns1-04.azure-dns.com, ns4-04.azure-dns.info, ns2-04.azure-dns.net and ns3-04.azure-dns.org.

The name servers of firstinmath.com overlap at least partially with those of other domains — among them hearinglifecanada.ca, myemmi.org, traqprogram.ca and two more.

Each of the four hosts ns1-04.azure-dns.com, ns4-04.azure-dns.info, ns2-04.azure-dns.net and ns3-04.azure-dns.org has two IP addresses. ns1-04.azure-dns.com points to 13.107.236.4 and 2603:1061:0:700::4. ns4-04.azure-dns.info points to 208.84.5.4 and 2620:1ec:bda:700::4. ns2-04.azure-dns.net points to 150.171.21.4 and 2620:1ec:8ec:700::4. ns3-04.azure-dns.org points to 204.14.183.4 and 2a01:111:4000:700::4.

Mail Servers

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

firstinmath-com.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.11.17, 52.101.41.4, 52.101.41.24 and 5 others.