`cos23.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=1774651467

DNS History

2 records (0 active, 2 former)

○NSns1.cos23.com2015-05-31 → 2017-01-28 · 4 obs

● 2015-05-31 13:10:20
● 2017-01-28 16:21:36
○ 2026-03-23 10:18:00
○ 2026-03-27 23:00:04

○NSns2.mmrs.jp2015-05-31 → 2017-01-28 · 4 obs

● 2015-05-31 13:10:20
● 2017-01-28 16:21:36
○ 2026-03-23 10:18:00
○ 2026-03-27 23:00:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-

✅ Authoritative Response

Server:192.43.172.30

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

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 71ms | Queries: -

📄 Records

Type	Count	Sample Data

cos23.com - robtex.com

cos23.com

com