`optimalteamwork.com`

DNSSEC	⚠️ Not signed
NS	`yns1.yahoo.com` ⚠️ Not in zone NS records
		A	34.195.51.6^{🇺🇸 Amazon34.192.0.0/12 EC2 IAD prefix}
			PTR	`ec2-34-195-51-6.compute-1.amazonaws.com`
		A	34.227.186.2^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
			PTR	`ec2-34-227-186-2.compute-1.amazonaws.com`
NS	`yns2.yahoo.com` ⚠️ Not in zone NS records
		A	52.3.46.62^{🇺🇸 Amazon52.2.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-3-46-62.compute-1.amazonaws.com`
		A	52.73.255.93^{🇺🇸 Amazon52.72.0.0/15 EC2 IAD prefix}
			PTR	`ec2-52-73-255-93.compute-1.amazonaws.com`

`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=1774389407

Same first word

optimalteamwork.com

DNS History

5 records (2 active, 3 former)

○NSno-dyn-updates.san.yahoo.com2015-06-10 → 2017-02-08 · 4 obs

● 2015-06-10 05:04:08
● 2017-02-08 16:53:02
○ 2026-03-13 14:57:44
○ 2026-03-24 22:25:38

●NSyns1.yahoo.com2015-06-10 → 2026-03-24 · 2 obs

● 2015-06-10 05:04:08
● 2026-03-24 22:25:38

●NSyns2.yahoo.com2015-06-10 → 2026-03-24 · 2 obs

● 2015-06-10 05:04:08
● 2026-03-24 22:25:38

○MXmx-biz.mail.am0.yahoodns.net2015-06-10 → 2017-02-08 · 4 obs

● 2015-06-10 05:04:08
● 2017-02-08 16:53:02
○ 2026-03-13 14:57:44
○ 2026-03-24 22:25:38

○A98.138.19.1432015-06-10 → 2017-02-08 · 4 obs

● 2015-06-10 05:04:08
● 2017-02-08 16:53:02
○ 2026-03-13 14:57:44
○ 2026-03-24 22:25:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net...	-
optimalteamwork.com	yns1.yahoo.com, yns2.yahoo.com	4 records

✅ Authoritative Response

Server:52.3.46.62

NS records: yns1.yahoo.com, yns2.yahoo.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optimalteamwork.com (unsigned zone)

⏱️ Timing

Total: 90ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (yns1.yahoo.com, yns1.yahoo.com, yns2.yahoo.com...)

Analysis

Name Servers

Two name servers yns1.yahoo.com and yns2.yahoo.com handle delegation for optimalteamwork.com.

optimalteamwork.com uses the same name server setup as other domains, for example hispaniclifeinsurancesalescareers.com, omahaweddingflowers.com, michaellicciardi.com, quadewhitmire.com and stanwoodbrand.com.

optimalteamwork.com partially shares name servers with other domains; examples include helptone.com, psychcare.us, amsisoftware.net, finsys.in and skies.com.

These name servers are often used with the name servers ns1.turbify.com and ns2.turbify.com.

Host names with two IP numbers:

yns1.yahoo.com points to: 34.195.51.6 and 34.227.186.2

yns2.yahoo.com points to: 52.3.46.62 and 52.73.255.93

optimalteamwork.com - robtex.com