firstresearch-learn.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`firstresearch-learn.com`

DNSSEC	⚠️ Not signed
A	159.137.80.117^{🇺🇸 ASN-NFCR159.137.80.0/23 AC_DNB}
NS	`blue.foundationdns.com` ⭐
		A	2606:4700:57::6ca2:c601^{🇺🇸 Cloudflare2606:4700:57::/48}
			PTR	`blue.foundationdns.com`
		A	2803:f800:52::a29f:3c01^{🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blue.foundationdns.com`
		A	2a06:98c1:56::ac40:2801^{🇺🇸 Cloudflare2a06:98c1:56::/48}
			PTR	`blue.foundationdns.com`
		A	108.162.198.1^{🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.com`
		A	162.159.60.1^{Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.com`
		A	172.64.40.1^{🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.com`
NS	`blue.foundationdns.net`
		A	2606:4700:57::6ca2:c61f^{🇺🇸 Cloudflare2606:4700:57::/48}
			PTR	`blue.foundationdns.net`
		A	2803:f800:52::a29f:3c1f^{🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blue.foundationdns.net`
		A	2a06:98c1:56::ac40:281f^{🇺🇸 Cloudflare2a06:98c1:56::/48}
			PTR	`blue.foundationdns.net`
		A	108.162.198.31^{🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.net`
		A	162.159.60.31^{Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.net`
		A	172.64.40.31^{🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.net`
NS	`blue.foundationdns.org`
		A	2606:4700:57::6ca2:c63d^{🇺🇸 Cloudflare2606:4700:57::/48}
			PTR	`blue.foundationdns.org`
		A	2803:f800:52::a29f:3c3d^{🇨🇷 Cloudflare2803:f800:52::/48 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`blue.foundationdns.org`
		A	2a06:98c1:56::ac40:283d^{🇺🇸 Cloudflare2a06:98c1:56::/48}
			PTR	`blue.foundationdns.org`
		A	108.162.198.61^{🇺🇸 Cloudflare108.162.198.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.org`
		A	162.159.60.61^{Cloudflare162.159.60.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.org`
		A	172.64.40.61^{🇺🇸 Cloudflare172.64.40.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`blue.foundationdns.org`
NS	`dns1.p01.nsone.net`
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns1.p01.nsone.net`
NS	`dns2.p01.nsone.net`
		A	2a00:edc0:6259:7:1::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p01.nsone.net`
		A	198.51.45.1^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns2.p01.nsone.net`
NS	`dns3.p01.nsone.net`
		A	2620:4d:4000:6259:7:1:0:3^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns3.p01.nsone.net`
		A	198.51.44.65^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns3.p01.nsone.net`
NS	`dns4.p01.nsone.net`
		A	2a00:edc0:6259:7:1::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p01.nsone.net`
		A	198.51.45.65^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns4.p01.nsone.net`
MX	`hoovers-com.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c91d::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-mw2pr04cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:c927::^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-bn6pr21cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:c946::5^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-ch4pr21cu00105.inbound.protection.outlook.com`
		A	2a01:111:f403:f804::3^{🇺🇸 Microsoft2a01:111:f000::/36}
			PTR	`mail-co1pr03cu00403.inbound.protection.outlook.com`
		A	52.101.9.21^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-bl2pr04cu00205.inbound.protection.outlook.com`
		A	52.101.40.2^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cy1pr05cu00402.inbound.protection.outlook.com`
		A	52.101.194.3^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch1pr04cu00103.inbound.protection.outlook.com`
		A	52.101.194.12^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ch0pr04cu00504.inbound.protection.outlook.com`
TXT	`v=spf1 ip4:66.179.38.0/23 ip4:66.45.81.128/26 ip4:67.217.234.0/25 ip4:159.137...`
TXT	`nfb6bt5114vxjzkdsrh4h9x24p3wny54`
TXT	`skv0471wkqcmcsn9ymdlq8vddk6d5b2q`
TXT	`m9sy17jjj7x11z25dz88ng2yjm6fbhks`
TXT	`_p7s943ze4f4kqhx75k6sxor80ts6lzn`
TXT	`f0bvh9n6bbs0r7248rbgldv741dbfvnd`
SOA	`blue.foundationdns.com`dns@cloudflare.com serial=2412313326

`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=1786869579

Same first word

firstresearch-learn.com

DNS History

16 records (9 active, 7 former)

●NSblue.foundationdns.com2026-03-09 → 2026-08-16 · 3 obs

○ 2018-09-26 14:20:58
● 2026-03-09 20:10:10
● 2026-08-16 08:44:56

●NSblue.foundationdns.net2026-03-09 → 2026-08-16 · 3 obs

○ 2018-09-26 14:20:58
● 2026-03-09 20:10:10
● 2026-08-16 08:44:56

●NSblue.foundationdns.org2026-03-09 → 2026-08-16 · 3 obs

○ 2018-09-26 14:20:58
● 2026-03-09 20:10:10
● 2026-08-16 08:44:56

●NSdns1.p01.nsone.net2026-03-09 → 2026-08-16 · 3 obs

○ 2018-09-26 14:20:58
● 2026-03-09 20:10:10
● 2026-08-16 08:44:56

●NSdns2.p01.nsone.net2026-03-09 → 2026-08-16 · 3 obs

○ 2018-09-26 14:20:58
● 2026-03-09 20:10:10
● 2026-08-16 08:44:56

●NSdns3.p01.nsone.net2026-03-09 → 2026-08-16 · 3 obs

○ 2018-09-26 14:20:58
● 2026-03-09 20:10:10
● 2026-08-16 08:44:56

●NSdns4.p01.nsone.net2026-03-09 → 2026-08-16 · 3 obs

○ 2018-09-26 14:20:58
● 2026-03-09 20:10:10
● 2026-08-16 08:44:56

○NSlb-1a-dns.hoovers.com2015-07-01 → 2018-09-26 · 4 obs

● 2015-07-01 16:43:48
● 2018-09-26 14:20:58
○ 2026-03-09 20:10:10
○ 2026-08-16 08:44:56

○NSlb-2a-dns.hoovers.com2015-07-01 → 2017-02-01 · 4 obs

● 2015-07-01 16:43:48
● 2017-02-01 17:02:06
○ 2018-09-26 14:20:58
○ 2026-08-16 08:44:56

○NSv0gnin005.hoovers.com2015-07-01 → 2018-09-26 · 4 obs

● 2015-07-01 16:43:48
● 2018-09-26 14:20:58
○ 2026-03-09 20:10:10
○ 2026-08-16 08:44:56

●MXhoovers-com.mail.protection.outlook.com2018-09-26 → 2026-08-16 · 3 obs

○ 2017-02-01 17:02:06
● 2018-09-26 14:20:58
● 2026-08-16 08:44:56

○MXuscwygtw01.dnb.com2015-07-01 → 2017-02-01 · 4 obs

● 2015-07-01 16:43:48
● 2017-02-01 17:02:06
○ 2018-09-26 14:20:58
○ 2026-08-16 08:44:56

○MXuscwygtw02.dnb.com2015-07-01 → 2017-02-01 · 4 obs

● 2015-07-01 16:43:48
● 2017-02-01 17:02:06
○ 2018-09-26 14:20:58
○ 2026-08-16 08:44:56

○MXuslitgtw01.dnb.com2015-07-01 → 2017-02-01 · 4 obs

● 2015-07-01 16:43:48
● 2017-02-01 17:02:06
○ 2018-09-26 14:20:58
○ 2026-08-16 08:44:56

○MXuslitgtw02.dnb.com2015-07-01 → 2017-02-01 · 4 obs

● 2015-07-01 16:43:48
● 2017-02-01 17:02:06
○ 2018-09-26 14:20:58
○ 2026-08-16 08:44:56

●A159.137.80.1172026-03-09 → 2026-08-16 · 2 obs

● 2026-03-09 20:10:10
● 2026-08-16 08:44:56

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
firstresearch-learn.com	dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net...	6 records

✅ Authoritative Response

Server:198.51.44.65

NS records: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstresearch-learn.com (unsigned zone)

⏱️ Timing

Total: 1575ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`159.137.80.117`
NS	7	`dns2.p01.nsone.net, dns1.p01.nsone.net...`
MX	1	`hoovers-com.mail.protection.outlook.com`
TXT	6	`_p7s943ze4f4kqhx75k6sxor80ts6lzn, f0bvh9n6bbs0r7248rbgldv741dbfvnd...`
SOA	1	`blue.foundationdns.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (blue.foundationdns.com, blue.foundationdns.com, blue.foundationdns.com...)

Analysis

IP Addresses

firstresearch-learn.com points to a single IP number: 159.137.80.117.

Additional host names — mortgage-fraud.my.1stresearch.com, firstresearch.com, mail.1stresearch.com and two others — share IP numbers with firstresearch-learn.com.

Name Servers

firstresearch-learn.com delegates authority to 7 name servers: blue.foundationdns.com, blue.foundationdns.net, blue.foundationdns.org plus 4 other.

At least some of firstresearch-learn.com's name servers are shared with other domains, for example rapidairportparking.net, janssen-travel.com, porscheshops.com and two more.

These name servers tend to co-occur with dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and 7 other name servers in the same DNS delegations.

Host names with 6 IP numbers:

Hostname blue.foundationdns.com directs to 108.162.198.1, 162.159.60.1 and 172.64.40.1 along with 3 other IP addresses.

Hostname blue.foundationdns.net directs to 108.162.198.31, 162.159.60.31 and 172.64.40.31 along with 3 other IP addresses.

Hostname blue.foundationdns.org directs to 108.162.198.61, 162.159.60.61 and 172.64.40.61 along with 3 other IP addresses.

Host names with two IP numbers:

dns1.p01.nsone.net directs traffic to 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1.

dns2.p01.nsone.net directs traffic to 198.51.45.1 and 2a00:edc0:6259:7:1::2.

dns3.p01.nsone.net directs traffic to 198.51.44.65 and 2620:4d:4000:6259:7:1:0:3.

dns4.p01.nsone.net directs traffic to 198.51.45.65 and 2a00:edc0:6259:7:1::4.

Mail Servers

firstresearch-learn.com has one mail server: hoovers-com.mail.protection.outlook.com.

firstresearch-learn.com shares the same mail server setup as other domains, including dnbrapidreach.com, investorscentral.com, topfirms.com and two others.

hoovers-com.mail.protection.outlook.com points to 8 IP numbers: 52.101.9.21, 52.101.40.2, 52.101.194.3 and 5 other.