firstnetwork.co - dns.ninja

`firstnetwork.co`

DNSSEC	⚠️ Not signed
A	3.33.251.168^{🇺🇸 Amazon3.33.240.0/20}
		PTR	`aec037177372cc6cd.awsglobalaccelerator.com`
A	15.197.225.128^{🇺🇸 Amazon15.197.224.0/20}
NS	`ns41.domaincontrol.com` ⭐
		A	2603:5:2142::15^{🇺🇸 GODADDY-DNS2603:5:2140::/44}
			PTR	`ns41.domaincontrol.com`
		A	97.74.100.21^{🇺🇸 GODADDY-DNS97.74.100.0/23}
			PTR	`ns41.domaincontrol.com`
NS	`ns42.domaincontrol.com`
		A	2603:5:2242::15^{🇺🇸 GODADDY-DNS2603:5:2240::/44}
			PTR	`ns42.domaincontrol.com`
		A	173.201.68.21^{🇺🇸 GODADDY-DNS173.201.68.0/23}
			PTR	`ns42.domaincontrol.com`
MX	`firstnetwork-co.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca0b::^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo2p265cu02300.inbound.protection.outlook.com`
		A	2a01:111:f403:ca0b::2^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-lo0p265cu00202.inbound.protection.outlook.com`
		A	2a01:111:f403:ca1a::^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cwxp265cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca1a::1^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cwxp265cu00601.inbound.protection.outlook.com`
		A	52.101.89.0^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo2p265cu02300.inbound.protection.outlook.com`
		A	52.101.89.2^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-lo3p265cu00302.inbound.protection.outlook.com`
		A	52.101.99.0^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cwxp265cu00600.inbound.protection.outlook.com`
		A	52.101.99.2^{🇬🇧 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cwxp265cu00502.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
SOA	`ns41.domaincontrol.com`dns@jomax.net 2026-03-06 #1

`co`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns0.centralnic.net` ⭐
	NS	`a.registrydns.co`
	NS	`b.registrydns.co`
	NS	`c.registrydns.co`
	NS	`d.registrydns.co`
	SOA	`ns0.centralnic.net`hostmaster@centralnic.net serial=1759711360

Same first word

firstnetwork.de

firstnetwork.com

firstnetwork.buzz

firstnetwork.co.uk

firstnetwork.co

Similar names

networkfirst.com.au

networkfirst.com

tntfireworks.com

DNS History

8 records (5 active, 3 former)

○NSns1.culminet.com2020-02-28 → 2020-02-28 · 3 obs

● 2020-02-28 05:07:00
○ 2026-04-28 23:56:48
○ 2026-07-21 01:15:14

○NSns2.culminet.com2020-02-28 → 2020-02-28 · 3 obs

● 2020-02-28 05:07:00
○ 2026-04-28 23:56:48
○ 2026-07-21 01:15:14

●NSns41.domaincontrol.com2026-04-28 → 2026-07-21 · 3 obs

○ 2020-02-28 05:07:00
● 2026-04-28 23:56:48
● 2026-07-21 01:15:14

●NSns42.domaincontrol.com2026-04-28 → 2026-07-21 · 3 obs

○ 2020-02-28 05:07:00
● 2026-04-28 23:56:48
● 2026-07-21 01:15:14

●MXfirstnetwork-co.mail.protection.outlook.com2020-02-28 → 2026-07-21 · 2 obs

● 2020-02-28 05:07:00
● 2026-07-21 01:15:14

●A15.197.225.1282026-04-28 → 2026-07-21 · 3 obs

○ 2020-02-28 05:07:00
● 2026-04-28 23:56:48
● 2026-07-21 01:15:14

●A3.33.251.1682026-04-28 → 2026-07-21 · 3 obs

○ 2020-02-28 05:07:00
● 2026-04-28 23:56:48
● 2026-07-21 01:15:14

○A31.22.1.1332020-02-28 → 2020-02-28 · 3 obs

● 2020-02-28 05:07:00
○ 2026-04-28 23:56:48
○ 2026-07-21 01:15:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
co	a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co	-
firstnetwork.co	ns41.domaincontrol.com, ns42.domaincontrol.com	-

✅ Authoritative Response

Server:173.201.68.21

NS records: ns41.domaincontrol.com, ns42.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstnetwork.co (unsigned zone)

⏱️ Timing

Total: 354ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`15.197.225.128, 3.33.251.168`
NS	2	`ns41.domaincontrol.com, ns42.domaincontrol.com`
MX	1	`firstnetwork-co.mail.protection.outlook.`
TXT	1	`v=spf1 include:spf.protection.outlook.co`
SOA	1	`ns41.domaincontrol.com dns.jomax.net`

Analysis

IP Addresses

firstnetwork.co directs to two IP numbers, 3.33.251.168 and 15.197.225.128

tenn-k.com, magecia.com, monitordeloitte.ca and two other host names share IP numbers with firstnetwork.co.

Name Servers

DNS delegation for firstnetwork.co points to two name servers: ns41.domaincontrol.com and ns42.domaincontrol.com.

firstnetwork.co uses the same name servers as several other domains — among them christianandcompanyhvacr.com, intuitivebusiness.com, yummychew.com and two more.

firstnetwork.co has partial name server overlap with other domains, including rondomusicgroup.com.

ns41.domaincontrol.com directs to 97.74.100.21 and 2603:5:2142::15. ns42.domaincontrol.com directs to 173.201.68.21 and 2603:5:2242::15. Each host name carries two IP addresses.

Mail Servers

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

firstnetwork-co.mail.protection.outlook.com resolves to 8 IP addresses — 52.101.89.0, 52.101.89.2, 52.101.99.0 and 5 others.