`firstyb.com`

DNSSEC	⚠️ Not signed
A	158.94.172.111^{🇬🇧 AS7488158.94.172.0/23}
A	158.94.172.112^{🇬🇧 AS7488158.94.172.0/23}
A	158.94.172.113^{🇬🇧 AS7488158.94.172.0/23}
A	158.94.172.114^{🇬🇧 AS7488158.94.172.0/23}
A	158.94.172.115^{🇬🇧 AS7488158.94.172.0/23}
A	185.34.144.177^{🇳🇱 AS7488185.34.144.0/22}
A	185.34.144.178^{🇳🇱 AS7488185.34.144.0/22}
A	185.34.144.179^{🇳🇱 AS7488185.34.144.0/22}
A	185.34.144.180^{🇳🇱 AS7488185.34.144.0/22}
A	185.34.144.181^{🇳🇱 AS7488185.34.144.0/22}
NS	`lina.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3abb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0bb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20bb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lina.ns.cloudflare.com`
		A	108.162.192.187^{Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.32.187^{Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.187^{Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`simon.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be8^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	2803:f800:50::6ca2:c1e8^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
		A	2a06:98c1:50::ac40:21e8^{🇺🇸 Cloudflare2a06:98c1:50::/45}
		A	108.162.193.232^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	172.64.33.232^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.59.232^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`lina.ns.cloudflare.com`dns@cloudflare.com serial=2403245544

`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=1778599681

Subdomains

www.firstyb.com

Same first word

firstyb.com

DNS History

25 records (12 active, 13 former)

○NSdns.bizcn.com2015-06-16 → 2016-02-07 · 4 obs

● 2015-06-16 20:32:24
● 2016-02-07 16:05:48
○ 2017-01-16 06:12:44
○ 2026-05-12 15:51:48

○NSjuming.dnsdun.com2017-01-16 → 2017-01-16 · 4 obs

○ 2016-02-07 16:05:48
● 2017-01-16 06:12:44
○ 2018-07-05 02:47:00
○ 2026-05-12 15:51:48

○NSjuming.dnsdun.net2017-01-16 → 2017-01-16 · 4 obs

○ 2016-02-07 16:05:48
● 2017-01-16 06:12:44
○ 2018-07-05 02:47:00
○ 2026-05-12 15:51:48

●NSlina.ns.cloudflare.com2026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

○NSns1.4everdns.com2015-06-16 → 2016-02-07 · 4 obs

● 2015-06-16 20:32:24
● 2016-02-07 16:05:48
○ 2017-01-16 06:12:44
○ 2026-05-12 15:51:48

○NSns2.4everdns.com2015-06-16 → 2016-02-07 · 4 obs

● 2015-06-16 20:32:24
● 2016-02-07 16:05:48
○ 2017-01-16 06:12:44
○ 2026-05-12 15:51:48

○NSns37.domaincontrol.com2018-07-05 → 2018-07-05 · 4 obs

○ 2017-01-16 06:12:44
● 2018-07-05 02:47:00
○ 2026-04-10 13:46:12
○ 2026-05-12 15:51:48

○NSns38.domaincontrol.com2018-07-05 → 2018-07-05 · 4 obs

○ 2017-01-16 06:12:44
● 2018-07-05 02:47:00
○ 2026-04-10 13:46:12
○ 2026-05-12 15:51:48

●NSsimon.ns.cloudflare.com2026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

○MXmail.firstyb.com2015-06-16 → 2016-02-07 · 4 obs

● 2015-06-16 20:32:24
● 2016-02-07 16:05:48
○ 2017-01-16 06:12:44
○ 2026-05-12 15:51:48

○A103.232.215.1332016-05-03 → 2016-05-03 · 4 obs

○ 2016-02-07 16:05:48
● 2016-05-03 09:28:02
○ 2017-01-16 06:12:44
○ 2026-05-12 15:51:48

○A104.202.196.2012018-07-05 → 2018-07-05 · 4 obs

○ 2017-01-16 06:12:44
● 2018-07-05 02:47:00
○ 2026-04-10 13:46:12
○ 2026-05-12 15:51:48

●A158.94.172.1112026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

●A158.94.172.1122026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

●A158.94.172.1132026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

●A158.94.172.1142026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

●A158.94.172.1152026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

●A185.34.144.1772026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

●A185.34.144.1782026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

●A185.34.144.1792026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

●A185.34.144.1802026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

●A185.34.144.1812026-05-11 → 2026-05-12 · 3 obs

○ 2026-04-10 13:46:12
● 2026-05-11 06:50:52
● 2026-05-12 15:51:48

○A198.1.191.1222017-01-16 → 2017-01-16 · 4 obs

○ 2016-05-03 09:28:02
● 2017-01-16 06:12:44
○ 2018-07-05 02:47:00
○ 2026-05-12 15:51:48

○A204.13.69.22015-06-16 → 2015-06-16 · 3 obs

● 2015-06-16 20:32:24
○ 2015-10-27 20:33:30
○ 2026-05-12 15:51:48

○A58.96.189.662015-10-27 → 2016-02-07 · 5 obs

○ 2015-06-16 20:32:24
● 2015-10-27 20:33:30
● 2016-02-07 16:05:48
○ 2016-05-03 09:28:02
○ 2026-05-12 15:51:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	m.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net...	-
firstyb.com	simon.ns.cloudflare.com, lina.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.187

NS records: simon.ns.cloudflare.com, lina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for firstyb.com (unsigned zone)

⏱️ Timing

Total: 661ms | Queries: -

📄 Records

Type	Count	Sample Data
A	10	`158.94.172.115, 185.34.144.177...`
NS	2	`lina.ns.cloudflare.com, simon.ns.cloudflare.com`
SOA	1	`lina.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (simon.ns.cloudflare.com, simon.ns.cloudflare.com, simon.ns.cloudflare.com...)

Analysis

Hierarchy

firstyb.com is the parent of www.firstyb.com.

IP Addresses

firstyb.com points to ten IP numbers: 158.94.172.111, 158.94.172.112, 158.94.172.113, 158.94.172.114, 158.94.172.115, 185.34.144.177, 185.34.144.178, 185.34.144.179, 185.34.144.180 and 185.34.144.181.

Name Servers

firstyb.com has two name servers: lina.ns.cloudflare.com and simon.ns.cloudflare.com.

Host names with six IP numbers: lina.ns.cloudflare.com points to: 2606:4700:50::adf5:3abb, 2803:f800:50::6ca2:c0bb, 2a06:98c1:50::ac40:20bb, 108.162.192.187, 172.64.32.187 and 173.245.58.187; simon.ns.cloudflare.com points to: 2606:4700:58::adf5:3be8, 2803:f800:50::6ca2:c1e8, 2a06:98c1:50::ac40:21e8, 108.162.193.232, 172.64.33.232 and 173.245.59.232.

firstyb.com - robtex.com

firstyb.com

com

Subdomains

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`firstyb.com`

`com`