`custom-linux-training.com`

DNSSEC

⚠️ Not signed

`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=1774500502

Same first word

custom-linux-training.com

DNS History

5 records (0 active, 5 former)

○NSns-cloud-e1.googledomains.com2018-09-21 → 2018-09-21 · 2 obs

● 2018-09-21 10:27:40
○ 2026-03-26 04:57:22

○NSns-cloud-e2.googledomains.com2018-09-21 → 2018-09-21 · 2 obs

● 2018-09-21 10:27:40
○ 2026-03-26 04:57:22

○NSns-cloud-e3.googledomains.com2018-09-21 → 2018-09-21 · 2 obs

● 2018-09-21 10:27:40
○ 2026-03-26 04:57:22

○NSns-cloud-e4.googledomains.com2018-09-21 → 2018-09-21 · 2 obs

● 2018-09-21 10:27:40
○ 2026-03-26 04:57:22

○A216.146.38.1102015-08-09 → 2017-01-04 · 4 obs

● 2015-08-09 06:27:44
● 2017-01-04 11:27:20
○ 2018-09-21 10:27:40
○ 2026-03-26 04:57:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-

✅ Authoritative Response

Server:192.41.162.30

NS records: l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, k.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 183ms | Queries: -

📄 Records

Type	Count	Sample Data

custom-linux-training.com - robtex.com